Procedure Volume Patient Data Patient Conditions Reviews General Payments Back to Top

Home > IL Providers > Vascular Surgeons

Dr. Mark Loren Keldahl, MD

(No ratings)

Specializes in: Vascular Surgery and General Surgery

Rush Medical College

3000 N Halsted Street Suite 509
Chicago, IL 60657

(773) 296-3390

Dr. Mark Loren Keldahl, MD is a vascular surgeon in Chicago, IL specializing in vascular surgery and general surgery. He graduated from Rush Medical College. Dr. Mark Loren Keldahl, MD is affiliated with Advocate Health Care.

Office Locations

Advocate Health Care

3000 N Halsted Street Suite 509
Chicago, IL 60657

(773) 296-3390

(773) 296-7531

open_in_new

1325 Eastmoreland Avenue Suite 365
Memphis, TN 38104

(901) 272-6018

(901) 201-4203

open_in_new

Noteworthy Medicare Patient Procedures Performed by Dr. Mark Loren Keldahl, MD in 2023

Click on any procedure below to see further details on volume and pricing among Medicare patients.

Top 5%

By Affordability:

lower extremity venous ultrasound

lower extremity venous duplex

venous duplex ultrasound

venous ultrasound

In 2023, Dr. Mark Loren Keldahl, MD had a list price for lower extremity (leg) venous ultrasound, lower extremity venous duplex, venous duplex ultrasound, and venous ultrasound that was lower than the list prices billed to Medicare by 95% of providers in related specialties within Illinois. Actual amounts paid by patients can vary widely depending on a number of factors, including insurance coverage. A lower list price, however, might mean lower fees when paying without insurance.

Top 10%

By Volume:

inpatient hospital care

By Affordability:

carotid duplex ultrasound

In 2023, among providers in related specialties within Illinois, Dr. Mark Loren Keldahl, MD performed more inpatient hospital care (for patient admitted to hospital) procedures for Medicare patients than 90% of them and he also had a list price for carotid duplex ultrasound, carotid ultrasound, duplex ultrasound, vascular studies, and vascular ultrasound that was lower than the list prices billed to Medicare by 90% of them. Actual amounts paid by patients can vary widely depending on a number of factors, including insurance coverage. A lower list price, however, might mean lower fees when paying without insurance.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Mark Loren Keldahl, MD treated as a vascular surgeon in Chicago, IL during 2012 were compression therapy, immobilization, vascular procedures and ultrasound (sonogram).

Volume of procedures performed by Dr. Mark Loren Keldahl, MD for Medicare patients.

compression therapy	321
debridement (removal of unhealthy tissue)	122
doctor visit	423
hospital care	83
immobilization	321
inpatient care	83
ultrasound (sonogram)	258
vascular procedures	292

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Mark Loren Keldahl, MD treated as a vascular surgeon in Chicago, IL during 2013 were compression therapy, immobilization, vascular procedures and ultrasound (sonogram).

Volume of procedures performed by Dr. Mark Loren Keldahl, MD for Medicare patients.

compression therapy	365
debridement (removal of unhealthy tissue)	103
doctor visit	553
excision	35
hospital care	83
immobilization	365
inpatient care	83
minimally invasive procedures	12
stent placement (stenting)	12
ultrasound (sonogram)	228
vascular procedures	277

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Loren Keldahl, MD.

**Gender**
Male	261
Female	251

**Ethnicity**
Non-Hispanic White	212
Black	129
Hispanic	150
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	203
From 75 to 84	148
85 and over	67
Less than 65	94

Conditions of Medicare patients treated by Dr. Mark Loren Keldahl, MD in 2013

Hypertension	75
High Cholesterol	66
Stroke	14
Ischemic Heart Disease	52
Depression	30
Chronic Kidney Disease	50
Asthma	16
Osteoperosis	8
Atrial Fibrilation	17
Heart Failure	40
Chronic Obstructive Pulmonary Disease	22
Diabetes	54
Dementia	21
Cancer	12

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Mark Loren Keldahl, MD treated as a vascular surgeon in Chicago, IL during 2014 were compression therapy, immobilization, vascular procedures and ultrasound (sonogram).

Volume of procedures performed by Dr. Mark Loren Keldahl, MD for Medicare patients.

compression therapy	283
debridement (removal of unhealthy tissue)	114
doctor visit	597
excision	46
hospital care	80
immobilization	283
inpatient care	80
minor procedures	23
ultrasound (sonogram)	177
vascular procedures	222

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Loren Keldahl, MD.

**Gender**
Male	245
Female	241

**Ethnicity**
Non-Hispanic White	238
Black	88
Hispanic	141
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	197
From 75 to 84	140
85 and over	60
Less than 65	89

Conditions of Medicare patients treated by Dr. Mark Loren Keldahl, MD in 2014

Hypertension	75
High Cholesterol	65
Stroke	15
Ischemic Heart Disease	53
Depression	31
Chronic Kidney Disease	47
Asthma	15
Osteoperosis	7
Atrial Fibrilation	20
Heart Failure	40
Chronic Obstructive Pulmonary Disease	21
Diabetes	51
Dementia	17
Cancer	14

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Mark Loren Keldahl, MD treated as a vascular surgeon in Chicago, IL during 2015 were compression therapy, immobilization, vascular procedures and ultrasound (sonogram).

Volume of procedures performed by Dr. Mark Loren Keldahl, MD for Medicare patients.

compression therapy	256
debridement (removal of unhealthy tissue)	106
doctor visit	565
endarterectomy	24
excision	65
hospital care	94
immobilization	256
inpatient care	94
minor procedures	16
neck surgery	24
ultrasound (sonogram)	158
vascular procedures	213

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Loren Keldahl, MD.

**Gender**
Male	442
Female	530

**Ethnicity**
Non-Hispanic White	442
Black	202
Hispanic	294
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	370
From 75 to 84	312
85 and over	132
Less than 65	158

Conditions of Medicare patients treated by Dr. Mark Loren Keldahl, MD in 2015

Hypertension	75
High Cholesterol	63
Stroke	15
Ischemic Heart Disease	54
Depression	26
Chronic Kidney Disease	54
Asthma	18
Osteoperosis	7
Atrial Fibrilation	15
Heart Failure	38
Chronic Obstructive Pulmonary Disease	22
Diabetes	52
Dementia	19
Cancer	9

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Mark Loren Keldahl, MD treated as a vascular surgeon in Chicago, IL during 2016 were compression therapy, immobilization, vascular procedures and ultrasound (sonogram).

Volume of procedures performed by Dr. Mark Loren Keldahl, MD for Medicare patients.

ablation	34
anastomosis	16
compression therapy	272
debridement (removal of unhealthy tissue)	127
dialysis access procedures	16
doctor visit	569
endarterectomy	12
excision	74
hospital care	119
immobilization	272
inpatient care	119
laser treatment	17
minimally invasive procedures	34
minor procedures	51
neck surgery	12
ultrasound (sonogram)	173
vascular procedures	262

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Loren Keldahl, MD.

**Gender**
Male	238
Female	242

**Ethnicity**
Non-Hispanic White	217
Black	108
Hispanic	132
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	185
From 75 to 84	162
85 and over	56
Less than 65	77

Conditions of Medicare patients treated by Dr. Mark Loren Keldahl, MD in 2016

Hypertension	75
High Cholesterol	67
Stroke	13
Ischemic Heart Disease	53
Depression	27
Chronic Kidney Disease	58
Asthma	28
Osteoperosis	8
Atrial Fibrilation	18
Heart Failure	39
Chronic Obstructive Pulmonary Disease	24
Diabetes	52
Dementia	22
Cancer	10

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Mark Loren Keldahl, MD treated as a vascular surgeon in Chicago, IL during 2017 were vascular procedures, compression therapy, immobilization and inpatient care.

Volume of procedures performed by Dr. Mark Loren Keldahl, MD for Medicare patients.

ablation	70
anastomosis	17
angioplasty	26
compression therapy	232
debridement (removal of unhealthy tissue)	116
dialysis access procedures	17
doctor visit	671
excision	70
hospital care	179
immobilization	232
inpatient care	179
laser treatment	35
minimally invasive procedures	96
minor procedures	24
ultrasound (sonogram)	173
vascular procedures	331

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Loren Keldahl, MD.

**Gender**
Male	248
Female	277

**Ethnicity**
Non-Hispanic White	224
Black	99
Hispanic	174
Asian	16
Other	0
Native American	0

**Age**
From 65 to 74	197
From 75 to 84	160
85 and over	65
Less than 65	103

Conditions of Medicare patients treated by Dr. Mark Loren Keldahl, MD in 2017

Hypertension	75
High Cholesterol	64
Stroke	11
Ischemic Heart Disease	53
Depression	31
Chronic Kidney Disease	59
Asthma	17
Osteoperosis	7
Atrial Fibrilation	17
Heart Failure	37
Chronic Obstructive Pulmonary Disease	20
Diabetes	56
Dementia	20
Cancer	10

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Mark Loren Keldahl, MD treated as a vascular surgeon in Chicago, IL during 2018 were inpatient care, hospital care, compression therapy and immobilization.

Volume of procedures performed by Dr. Mark Loren Keldahl, MD for Medicare patients.

ablation	40
anastomosis	20
angioplasty	18
compression therapy	383
debridement (removal of unhealthy tissue)	220
device removal	17
dialysis access procedures	20
doctor visit	807
endarterectomy	12
excision	188
hospital care	431
immobilization	383
inpatient care	431
laser treatment	20
minimally invasive procedures	58
minor procedures	33
neck surgery	12
ultrasound (sonogram)	146
vascular procedures	272

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Loren Keldahl, MD.

**Gender**
Male	288
Female	320

**Ethnicity**
Non-Hispanic White	260
Black	151
Hispanic	168
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	183
From 75 to 84	217
85 and over	92
Less than 65	116

Conditions of Medicare patients treated by Dr. Mark Loren Keldahl, MD in 2018

Hypertension	75
High Cholesterol	72
Stroke	11
Ischemic Heart Disease	53
Depression	30
Chronic Kidney Disease	58
Asthma	11
Osteoperosis	8
Atrial Fibrilation	18
Heart Failure	43
Chronic Obstructive Pulmonary Disease	22
Diabetes	54
Dementia	27
Cancer	10

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Mark Loren Keldahl, MD treated as a vascular surgeon in Chicago, IL during 2019 were inpatient care, hospital care, vascular procedures and ultrasound (sonogram).

Volume of procedures performed by Dr. Mark Loren Keldahl, MD for Medicare patients.

ablation	38
anastomosis	18
angioplasty	19
debridement (removal of unhealthy tissue)	137
dialysis access procedures	18
doctor visit	815
excision	99
hospital care	357
inpatient care	357
laser treatment	19
minimally invasive procedures	57
minor procedures	19
ultrasound (sonogram)	145
vascular procedures	302

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Loren Keldahl, MD.

**Gender**
Male	263
Female	278

**Ethnicity**
Non-Hispanic White	248
Black	121
Hispanic	145
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	184
From 75 to 84	201
85 and over	61
Less than 65	95

Conditions of Medicare patients treated by Dr. Mark Loren Keldahl, MD in 2019

Hypertension	75
High Cholesterol	67
Stroke	9
Ischemic Heart Disease	54
Depression	29
Chronic Kidney Disease	57
Asthma	13
Osteoperosis	12
Atrial Fibrilation	16
Heart Failure	43
Chronic Obstructive Pulmonary Disease	22
Diabetes	52
Dementia	20
Cancer	12

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Mark Loren Keldahl, MD treated as a vascular surgeon in Chicago, IL during 2020 were hospital care, inpatient care, vascular procedures and debridement (removal of unhealthy tissue).

Volume of procedures performed by Dr. Mark Loren Keldahl, MD for Medicare patients.

debridement (removal of unhealthy tissue)	55
dialysis access procedures	12
doctor visit	649
excision	55
hospital care	161
inpatient care	161
ultrasound (sonogram)	52
vascular procedures	114

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Loren Keldahl, MD.

**Gender**
Male	213
Female	171

**Ethnicity**
Non-Hispanic White	167
Black	90
Hispanic	109
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	147
From 75 to 84	121
85 and over	47
Less than 65	69

Conditions of Medicare patients treated by Dr. Mark Loren Keldahl, MD in 2020

Hypertension	75
High Cholesterol	67
Stroke	8
Ischemic Heart Disease	61
Depression	26
Chronic Kidney Disease	62
Asthma	10
Osteoperosis	9
Atrial Fibrilation	16
Heart Failure	44
Chronic Obstructive Pulmonary Disease	22
Diabetes	54
Dementia	17
Cancer	12

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Mark Loren Keldahl, MD treated as a vascular surgeon in Chicago, IL during 2021 were inpatient care, hospital care, vascular procedures and plastic surgery procedures.

Volume of procedures performed by Dr. Mark Loren Keldahl, MD for Medicare patients.

anastomosis	13
angioplasty	13
debridement (removal of unhealthy tissue)	84
dialysis access procedures	13
doctor visit	804
excision	84
hospital care	293
inpatient care	293
minimally invasive procedures	13
minor procedures	17
plastic surgery procedures	108
reconstructive surgery	108
tissue transfer	108
ultrasound (sonogram)	95
vascular procedures	159
wound repair (e.g. stitches)	108

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Loren Keldahl, MD.

**Gender**
Male	252
Female	228

**Ethnicity**
Non-Hispanic White	228
Black	89
Hispanic	139
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	197
From 75 to 84	158
85 and over	56
Less than 65	69

Conditions of Medicare patients treated by Dr. Mark Loren Keldahl, MD in 2021

Hypertension	75
High Cholesterol	73
Stroke	9
Ischemic Heart Disease	58
Depression	25
Chronic Kidney Disease	58
Asthma	10
Osteoperosis	9
Atrial Fibrilation	19
Heart Failure	44
Chronic Obstructive Pulmonary Disease	21
Diabetes	52
Dementia	18
Cancer	13

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Mark Loren Keldahl, MD treated as a vascular surgeon in Chicago, IL during 2022 were hospital care, inpatient care, reconstructive surgery and plastic surgery procedures.

Volume of procedures performed by Dr. Mark Loren Keldahl, MD for Medicare patients.

angioplasty	14
debridement (removal of unhealthy tissue)	56
doctor visit	762
excision	56
hospital care	321
inpatient care	321
minimally invasive procedures	14
plastic surgery procedures	124
reconstructive surgery	124
tissue transfer	124
ultrasound (sonogram)	72
vascular procedures	86
wound repair (e.g. stitches)	124

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Loren Keldahl, MD.

**Gender**
Male	233
Female	224

**Ethnicity**
Non-Hispanic White	219
Black	78
Hispanic	128
Asian	19
Other	13
Native American	0

**Age**
From 65 to 74	183
From 75 to 84	138
85 and over	62
Less than 65	74

Conditions of Medicare patients treated by Dr. Mark Loren Keldahl, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	13
Ischemic Heart Disease	49
Depression	26
Chronic Kidney Disease	49
Asthma	12
Osteoperosis	13
Atrial Fibrilation	22
Heart Failure	38
Chronic Obstructive Pulmonary Disease	24
Diabetes	53
Dementia	12
Cancer	19

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Mark Loren Keldahl, MD for Medicare patients.

The highest averages for the top procedures that Dr. Mark Loren Keldahl, MD treated as a vascular surgeon in Chicago, IL were compression therapy, immobilization, vascular procedures and inpatient care.

ablation	45
anastomosis	16
angioplasty	18
compression therapy	301
debridement (removal of unhealthy tissue)	112
device removal	17
dialysis access procedures	16
doctor visit	655
endarterectomy	16
excision	77
hospital care	200
immobilization	301
inpatient care	200
laser treatment	22
minimally invasive procedures	40
minor procedures	26
neck surgery	16
plastic surgery procedures	116
reconstructive surgery	116
stent placement (stenting)	12
tissue transfer	116
ultrasound (sonogram)	152
vascular procedures	230
wound repair (e.g. stitches)	116

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Mark Loren Keldahl, MD.

**Gender**
Male	243
Female	251

**Ethnicity**
Black / African American	105
Asian / Pacific Islander	3
Non-Hispanic White	223
Native American / Alaskan Native	0
Hispanic	143
Other	1

**Age**
75 to 84	159
85 and over	63
Less than 65	85
65 to 74	186

Average of Total of Conditions of Medicare patients treated by Dr. Mark Loren Keldahl, MD From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. Mark Loren Keldahl, MD treated were hypertension, high cholesterol, chronic kidney disease and ischemic heart disease.

Hypertension	68
High Cholesterol	61
Stroke	10
Ischemic Heart Disease	49
Depression	25
Chronic Kidney Disease	50
Asthma	13
Osteoporosis	8
Heart Failure	36
Chronic Obstructive Pulmonary Disease	20
Diabetes	48
Atrial Fibrillation	16
Dementia	17
Cancer	11

Education & Training

Dr. Mark Loren Keldahl, MD graduated from Rush Medical College. He completed residency at Loyola University Affiliated Hospitals. He is certified by the American Board of Surgery American Board of Surgery, Vascular Surgery and has a state license in Illinois.

Medical School: Rush Medical College

Residency: Loyola University Affiliated Hospitals

Board Certification: American Board of Surgery American Board of Surgery, Vascular Surgery

Licensed In: Illinois

Affiliations & Hospitals

Dr. Mark Loren Keldahl, MD is associated with these hospitals and organizations:

Advocate Health Care

Insurance Information

Please note: Insurance information may change at any time, and the provider may accept your insurance plan even if it is not listed below. Please contact the provider's office to confirm that your insurance is accepted.

Dr. Mark Loren Keldahl, MD appears to accept the following insurance providers: CIGNA Choice Fund PPO, United Healthcare Select Plus POS, Magellan Health Services, United Healthcare Select HMO, United Healthcare Select EPO, OptumHealth Behavioral Solutions (United Behavioral Health), United Healthcare Options PPO, United Healthcare Indemnity, Unicare PPO, Blue Choice, Aetna POS, TRICARE Prime, Aetna QPOS, Aetna Open Choice PPO, Aetna Open Access HMO, Aetna Medicare HMO, Golden Rule, Great-West Healthcare, Community Care Network (CCN), Behavioral Health Systems, TRICARE, Aetna Open Access Aetna Select, Aetna Select, Aetna EPO, Aetna HMO, CIGNA Open Access POS, CIGNA PPO, Aetna Medicare PPO, United Healthcare Select Plus HMO, United Healthcare Choice Plus PPO, WellCare, AARP, Medicare Advantage, Humana Medicare Choice PPO, United Healthcare Choice Plus HMO, Blue Advantage HMO, Blue Cross Medicare Advantage PPO, United Healthcare, Three Rivers, Medicare, Medicaid, Humana, Cigna, Molina Healthcare, United Healthcare Navigate HMO, First Health, Beech Street, HealthLink PPO, HealthSmart, HFN, CIGNA Open Access Plus POS, PHCS PPO, MultiPlan PPO, CHAMPVA, SEIU - Local 4 PPO, Aetna Medicare Prime HMO-POS, Ambetter of Michigan Marketplace (ACA) HMO, Union Medical Care PPO, Aetna Elect Choice HMO (includes Aetna Health Funds), AAH UMR Select - Team Member Plan, Aetna Medicare POS, Aetna State of Illinois Open Access Plus, Aetna Open Choice POS, Health Services and Technology, HST Care Connect PPO, Aetna Open Choice PPO - State of Illinois - SOI, United Surest (previously Bind), Aetna Managed Choice (MC) POS, Union Health Services, Inc., Blue Cross Med Select PPO, Aetna Open Choice POS II, Benefits Services and Systems, Inc, Aetna State of Illinois PPO, FirstHealth, Ambetter of Indiana Marketplace (ACA) HMO, Ambetter of Iowa Marketplace (ACA) HMO, BCBS Commercial PPO, Aetna Health Network Option, Health Services and Technology, HST Care Connect EPO, Oscar Select Commercial HMO, Provider Network of America (PNOA), AAH UMR Preferred - Team Member Plan, Oscar Choice Health Commercial HMO, Aetna Signature Administrators PPO (ASA or SRC) PPO, Aetna Upfront Advantage, Ambetter of Illinois Marketplace (ACA) HMO, Aetna Signature Administrators PPO, Blue Cross Community FHP, SEIU - Local 4 HMO, UFCW Local 1546 Health and Welfare Fund (UMC) HMO, Aetna Open Access Elect Choice (includes Aetna Health Funds), Aetna Better Health Premier Plan MMAI, Blue Cross Commercial PPO, Aetna NAP - PPO, Aetna Value Performance Network, Aetna Premier Care Plus Network, Zing Health, Trilogy, Blue Cross Community MMAI, BlueCare Direct HMO, Aetna Health Network Only, Benefit Plan Administrators (BPA), Aetna Premier Care Network and Blue Cross Medicare Supplement PPO.

Insurance Accepted by Provider includes:

According to our sources, Dr. Mark Loren Keldahl, MD accepts the following insurance providers:

CIGNA Choice Fund PPO

United Healthcare Select Plus POS

Magellan Health Services

United Healthcare Select HMO

United Healthcare Select EPO

OptumHealth Behavioral Solutions (United Behavioral Health)

United Healthcare Options PPO

United Healthcare Indemnity

Unicare PPO

Blue Choice

Aetna POS

TRICARE Prime

Aetna QPOS

Aetna Open Choice PPO

Aetna Open Access HMO

Aetna Medicare HMO

Golden Rule

Great-West Healthcare

Community Care Network (CCN)

Behavioral Health Systems

TRICARE

Aetna Open Access Aetna Select

Aetna Select

Aetna EPO

Aetna HMO

CIGNA Open Access POS

CIGNA PPO

Aetna Medicare PPO

United Healthcare Select Plus HMO

United Healthcare Choice Plus PPO

WellCare

AARP

Medicare Advantage

Humana Medicare Choice PPO

United Healthcare Choice Plus HMO

Blue Advantage HMO

Blue Cross Medicare Advantage PPO

United Healthcare

Three Rivers

Medicare

Medicaid

Humana

Cigna

Molina Healthcare

United Healthcare Navigate HMO

First Health

Beech Street

HealthLink PPO

HealthSmart

HFN

CIGNA Open Access Plus POS

PHCS PPO

MultiPlan PPO

CHAMPVA

SEIU - Local 4 PPO

Aetna Medicare Prime HMO-POS

Ambetter of Michigan Marketplace (ACA) HMO

Union Medical Care PPO

Aetna Elect Choice HMO (includes Aetna Health Funds)

AAH UMR Select - Team Member Plan

Aetna Medicare POS

Aetna State of Illinois Open Access Plus

Aetna Open Choice POS

Health Services and Technology, HST Care Connect PPO

Aetna Open Choice PPO - State of Illinois - SOI

United Surest (previously Bind)

Aetna Managed Choice (MC) POS

Union Health Services, Inc.

Blue Cross Med Select PPO

Aetna Open Choice POS II

Benefits Services and Systems, Inc

Aetna State of Illinois PPO

FirstHealth

Ambetter of Indiana Marketplace (ACA) HMO

Ambetter of Iowa Marketplace (ACA) HMO

BCBS Commercial PPO

Aetna Health Network Option

Health Services and Technology, HST Care Connect EPO

Oscar Select Commercial HMO

Provider Network of America (PNOA)

AAH UMR Preferred - Team Member Plan

Oscar Choice Health Commercial HMO

Aetna Signature Administrators PPO (ASA or SRC) PPO

Aetna Upfront Advantage

Ambetter of Illinois Marketplace (ACA) HMO

Aetna Signature Administrators PPO

Blue Cross Community FHP

SEIU - Local 4 HMO

UFCW Local 1546 Health and Welfare Fund (UMC) HMO

Aetna Open Access Elect Choice (includes Aetna Health Funds)

Aetna Better Health Premier Plan MMAI

Blue Cross Commercial PPO

Aetna NAP - PPO

Aetna Value Performance Network

Aetna Premier Care Plus Network

Zing Health

Trilogy

Blue Cross Community MMAI

BlueCare Direct HMO

Aetna Health Network Only

Benefit Plan Administrators (BPA)

Aetna Premier Care Network

Blue Cross Medicare Supplement PPO

Ratings & Reviews

Dr. Mark Loren Keldahl, MD does not have any reviews yet, be the first to leave a review of Dr. Mark Loren Keldahl, MD here: Leave a Review

(No ratings)

Leave a Review

General Payments

These charts describe general payments received by Dr. Mark Loren Keldahl, MD. Doctors may receive payments for a number of reasons, including meal compensation, travel compensation, and consulting.

**Payments by Company**
LeMaitre Vascular, Inc.	$668,134 RESTOREFLO $417,857	RESTOREFLOW $226,194	HYDRO LEMAITRE VALVULOTOME $12,500	ALBOGRAFT $6,250	VALVULOTOM $2,550	Other $2,783
Abbott Laboratories	$7,856 Omnilink Elite vascular stent system $2,608	Fox Sv PTA catheter and Armada 14 percutaneous catheter and Viatrac 14 Plus peripheral catheter $1,742	Supera peripheral stent system $1,647	Perclose ProGlide suture mediated closure system $641	Perclose ProStyle $306	Other $913
AngioDynamics, Inc.	$1,858 Auryon Laser System 100-120 Vac $1,829	$29
Pacira Pharmaceuticals Incorporated	$1,151 Exparel $1,151
W. L. Gore & Associates, Inc.	$751 EXCLUDER Conformable AAA Endoprosthesis with Active Control $372	VIABAHN Endoprosthesis $211	C3 Delivery System $148	Vascular Graft $20
Other	$1,961 LIMFLOW SYSTEM $341	Aortic Stent Grafts $302	ENDURANT IIS $261	RELAY $190	XARELTO $173	Other $694

**Types of Payments**
Consulting Fee	$659,940
Food and Beverage	$10,506
Travel and Lodging	$9,090
Education	$1,175
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program	$1,000

Biography

Dr. Mark Keldahl's specialties are general surgery and vascular surgery. Dr. Keldahl most likely takes Aetna EPO, Blue California, and Coventry, as well as other insurance carriers. His education and training includes medical school at Rush Medical College and residency at a hospital affiliated with Loyola University. He is conversant in Spanish. His hospital/clinic affiliations include Advocate Lutheran General Hospital, Advocate Good Samaritan Hospital, and Advocate Illinois Masonic Medical Center.