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

Home > IL Providers > General Practitioners

Dr. John J. Friedewald, MD

Accepting New Patients

(John J. Friedewald, MD)

(19 Ratings)

Specializes in: General Practice, Nephrology (Kidney Disease) and Organ Transplantation

Columbia University, College of Physicians and Surgeons (1998)

Professional interests include: kidney transplant, hypertension (high blood pressure)

676 N St Clair Street Arkes Pavilion, 19th Floor
Chicago, IL 60611

(312) 695-0838

Dr. John J. Friedewald, MD is a general practitioner in Chicago, IL specializing in general practice, nephrology (kidney disease) and organ transplantation. He graduated from Columbia University, College of Physicians and Surgeons in 1998 and has 28 years of experience. Dr. John J. Friedewald, MD is affiliated with Transplant Center, Northwestern Medicine, Northwestern University Clinical and Translational Sciences Institute (NUCATS), Northwestern University Feinberg School of Medicine, Northwestern Medical Group (NMG), Northwestern Medicine Organ Transplantation Center, Center for Human Immunobiology, Institute for Public Health and Medicine (IPHAM), Institute for Augmented Intelligence in Medicine, Feinberg Cardiovascular and Renal Research Institute - Center for Kidney Research and Therapeutics and Simpson Querrey Institute for Epigenetics.

Office Locations

676 N St Clair Street Arkes Pavilion, 19th Floor
Chicago, IL 60611

open_in_new

9615 Keilman Street
St John, IN 46373

open_in_new

650 Dickinson Road Suite Z
Chesterton, IN 46304

open_in_new

4822 S Cottage Grove Avenue Ste 5-400
Chicago, IL 60615

open_in_new

In The News (see more mentions in the news)

“Doctors are hopeful that reassuring data like this will ultimately help solve the shortage of donors in the U.S. "Anything that comes along that says being a living donor is getting safer and safer...”—"Donating a kidney is safer than ever, reassuring research finds", NBC News, August 2024

“The point of the tests is to provide more comfortable, less invasive monitoring for better long-term health, said Dr. John Friedewald, a professor of medicine and surgery at Northwestern University...”—"Why lifesaving tests for organ transplant patients are now out of reach for many", USA Today, December 2023

“Most of them succumb to... chronic rejection because if the kidney is not yours, your immune system does slowly destroy it over time," said Dr. John J. Friedewald, Fink's kidney specialist at...”—"A 'miraculous' connection gave this Northbrook woman a new kidney and twin boys - but now, her organ is failing again", Chicago Sun-Times, May 2023

Noteworthy Medicare Patient Procedures Performed by Dr. John J. Friedewald, MD in 2023

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

Top 5%

By Affordability:

blood draw

blood draw for lab tests

phlebotomy for lab tests

venipuncture

In 2023, Dr. John J. Friedewald, MD had a list price for blood draw, blood draw for lab tests, phlebotomy for lab tests, and venipuncture (phlebotomy) 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.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. John J. Friedewald, MD treated as a general practitioner in Chicago, IL during 2012 were hospital care, inpatient care, dialysis and hemofiltration.

Volume of procedures performed by Dr. John J. Friedewald, MD for Medicare patients.

dialysis	167
doctor visit	229
hemofiltration	67
hospital care	842
inpatient care	842

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. John J. Friedewald, MD treated as a general practitioner in Chicago, IL during 2013 were hospital care, inpatient care, dialysis and hemofiltration.

Volume of procedures performed by Dr. John J. Friedewald, MD for Medicare patients.

dialysis	175
doctor visit	244
hemofiltration	62
hospital care	793
inpatient care	793

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. John J. Friedewald, MD.

**Gender**
Male	250
Female	175

**Ethnicity**
Non-Hispanic White	232
Black	112
Hispanic	54
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	125
From 75 to 84	0
85 and over	0
Less than 65	285

Conditions of Medicare patients treated by Dr. John J. Friedewald, MD in 2013

Hypertension	75
High Cholesterol	49
Stroke	5
Ischemic Heart Disease	42
Depression	21
Chronic Kidney Disease	75
Asthma	8
Osteoperosis	23
Atrial Fibrilation	11
Heart Failure	34
Chronic Obstructive Pulmonary Disease	11
Diabetes	61
Dementia	4
Cancer	6

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. John J. Friedewald, MD treated as a general practitioner in Chicago, IL during 2014 were hospital care, inpatient care, dialysis and hemofiltration.

Volume of procedures performed by Dr. John J. Friedewald, MD for Medicare patients.

dialysis	103
doctor visit	252
hemofiltration	34
hospital care	706
inpatient care	706

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. John J. Friedewald, MD.

**Gender**
Male	229
Female	188

**Ethnicity**
Non-Hispanic White	229
Black	101
Hispanic	55
Asian	20
Other	12
Native American	0

**Age**
From 65 to 74	128
From 75 to 84	0
85 and over	0
Less than 65	272

Conditions of Medicare patients treated by Dr. John J. Friedewald, MD in 2014

Hypertension	75
High Cholesterol	45
Stroke	6
Ischemic Heart Disease	41
Depression	21
Chronic Kidney Disease	75
Asthma	9
Osteoperosis	21
Atrial Fibrilation	8
Heart Failure	33
Chronic Obstructive Pulmonary Disease	10
Diabetes	59
Dementia	3
Cancer	4

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. John J. Friedewald, MD treated as a general practitioner in Chicago, IL during 2015 were hospital care, inpatient care, dialysis and outpatient care.

Volume of procedures performed by Dr. John J. Friedewald, MD for Medicare patients.

dialysis	79
doctor visit	237
hospital care	493
inpatient care	478
outpatient care	15

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. John J. Friedewald, MD.

**Gender**
Male	440
Female	304

**Ethnicity**
Non-Hispanic White	384
Black	164
Hispanic	132
Asian	38
Other	26
Native American	0

**Age**
From 65 to 74	272
From 75 to 84	0
85 and over	0
Less than 65	446

Conditions of Medicare patients treated by Dr. John J. Friedewald, MD in 2015

Hypertension	75
High Cholesterol	48
Stroke	6
Ischemic Heart Disease	42
Depression	18
Chronic Kidney Disease	75
Asthma	8
Osteoperosis	25
Atrial Fibrilation	9
Heart Failure	32
Chronic Obstructive Pulmonary Disease	8
Diabetes	65
Dementia	5
Cancer	4

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. John J. Friedewald, MD treated as a general practitioner in Chicago, IL during 2016 were hospital care, inpatient care and dialysis.

Volume of procedures performed by Dr. John J. Friedewald, MD for Medicare patients.

dialysis	54
doctor visit	224
hospital care	412
inpatient care	412

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. John J. Friedewald, MD.

**Gender**
Male	193
Female	164

**Ethnicity**
Non-Hispanic White	174
Black	94
Hispanic	57
Asian	17
Other	15
Native American	0

**Age**
From 65 to 74	103
From 75 to 84	20
85 and over	0
Less than 65	234

Conditions of Medicare patients treated by Dr. John J. Friedewald, MD in 2016

Hypertension	75
High Cholesterol	47
Stroke	4
Ischemic Heart Disease	41
Depression	24
Chronic Kidney Disease	75
Asthma	15
Osteoperosis	29
Atrial Fibrilation	8
Heart Failure	36
Chronic Obstructive Pulmonary Disease	10
Diabetes	58
Dementia	9
Cancer	5

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. John J. Friedewald, MD treated as a general practitioner in Chicago, IL during 2017 were hospital care, inpatient care, dialysis and hemofiltration.

Volume of procedures performed by Dr. John J. Friedewald, MD for Medicare patients.

dialysis	163
doctor visit	214
hemofiltration	77
hospital care	585
inpatient care	567
outpatient care	18

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. John J. Friedewald, MD.

**Gender**
Male	176
Female	174

**Ethnicity**
Non-Hispanic White	164
Black	98
Hispanic	56
Asian	19
Other	13
Native American	0

**Age**
From 65 to 74	104
From 75 to 84	0
85 and over	0
Less than 65	223

Conditions of Medicare patients treated by Dr. John J. Friedewald, MD in 2017

Hypertension	75
High Cholesterol	51
Stroke	10
Ischemic Heart Disease	47
Depression	25
Chronic Kidney Disease	75
Asthma	8
Osteoperosis	32
Atrial Fibrilation	11
Heart Failure	35
Chronic Obstructive Pulmonary Disease	11
Diabetes	61
Dementia	8
Cancer	4

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. John J. Friedewald, MD treated as a general practitioner in Chicago, IL during 2018 were hospital care, inpatient care, dialysis and hemofiltration.

Volume of procedures performed by Dr. John J. Friedewald, MD for Medicare patients.

dialysis	106
doctor visit	233
hemofiltration	41
hospital care	422
inpatient care	422

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. John J. Friedewald, MD.

**Gender**
Male	214
Female	173

**Ethnicity**
Non-Hispanic White	182
Black	90
Hispanic	80
Asian	22
Other	13
Native American	0

**Age**
From 65 to 74	113
From 75 to 84	0
85 and over	0
Less than 65	248

Conditions of Medicare patients treated by Dr. John J. Friedewald, MD in 2018

Hypertension	75
High Cholesterol	58
Stroke	6
Ischemic Heart Disease	43
Depression	18
Chronic Kidney Disease	75
Asthma	6
Osteoperosis	26
Atrial Fibrilation	10
Heart Failure	36
Chronic Obstructive Pulmonary Disease	8
Diabetes	58
Dementia	8
Cancer	7

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. John J. Friedewald, MD treated as a general practitioner in Chicago, IL during 2019 were hospital care, inpatient care and dialysis.

Volume of procedures performed by Dr. John J. Friedewald, MD for Medicare patients.

dialysis	66
doctor visit	196
hospital care	654
inpatient care	654

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. John J. Friedewald, MD.

**Gender**
Male	229
Female	178

**Ethnicity**
Non-Hispanic White	185
Black	101
Hispanic	87
Asian	16
Other	18
Native American	0

**Age**
From 65 to 74	130
From 75 to 84	26
85 and over	0
Less than 65	251

Conditions of Medicare patients treated by Dr. John J. Friedewald, MD in 2019

Hypertension	75
High Cholesterol	64
Stroke	7
Ischemic Heart Disease	43
Depression	23
Chronic Kidney Disease	75
Asthma	8
Osteoperosis	18
Atrial Fibrilation	12
Heart Failure	38
Chronic Obstructive Pulmonary Disease	8
Diabetes	59
Dementia	9
Cancer	5

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. John J. Friedewald, MD treated as a general practitioner in Chicago, IL during 2020 were hospital care and inpatient care.

Volume of procedures performed by Dr. John J. Friedewald, MD for Medicare patients.

doctor visit	96
hospital care	457
inpatient care	457

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. John J. Friedewald, MD.

**Gender**
Male	150
Female	123

**Ethnicity**
Non-Hispanic White	130
Black	69
Hispanic	52
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	94
From 75 to 84	22
85 and over	0
Less than 65	157

Conditions of Medicare patients treated by Dr. John J. Friedewald, MD in 2020

Hypertension	75
High Cholesterol	63
Stroke	5
Ischemic Heart Disease	46
Depression	22
Chronic Kidney Disease	75
Asthma	7
Osteoperosis	13
Atrial Fibrilation	10
Heart Failure	35
Chronic Obstructive Pulmonary Disease	13
Diabetes	58
Dementia	9
Cancer	6

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. John J. Friedewald, MD treated as a general practitioner in Chicago, IL during 2021 were hospital care and inpatient care.

Volume of procedures performed by Dr. John J. Friedewald, MD for Medicare patients.

doctor visit	153
hospital care	211
inpatient care	211

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. John J. Friedewald, MD.

**Gender**
Male	123
Female	115

**Ethnicity**
Non-Hispanic White	124
Black	52
Hispanic	42
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	74
From 75 to 84	0
85 and over	0
Less than 65	128

Conditions of Medicare patients treated by Dr. John J. Friedewald, MD in 2021

Hypertension	75
High Cholesterol	67
Stroke	11
Ischemic Heart Disease	45
Depression	23
Chronic Kidney Disease	75
Asthma	9
Osteoperosis	12
Atrial Fibrilation	13
Heart Failure	38
Chronic Obstructive Pulmonary Disease	9
Diabetes	55
Dementia	8
Cancer	7

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. John J. Friedewald, MD treated as a general practitioner in Chicago, IL during 2022 were hospital care, inpatient care, blood draw and dialysis.

Volume of procedures performed by Dr. John J. Friedewald, MD for Medicare patients.

blood draw	112
dialysis	25
doctor visit	165
hospital care	347
inpatient care	347

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. John J. Friedewald, MD.

**Gender**
Male	150
Female	128

**Ethnicity**
Non-Hispanic White	129
Black	66
Hispanic	50
Asian	19
Other	14
Native American	0

**Age**
From 65 to 74	94
From 75 to 84	0
85 and over	0
Less than 65	144

Conditions of Medicare patients treated by Dr. John J. Friedewald, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	14
Ischemic Heart Disease	47
Depression	24
Chronic Kidney Disease	75
Asthma	12
Osteoperosis	19
Atrial Fibrilation	24
Heart Failure	40
Chronic Obstructive Pulmonary Disease	17
Diabetes	58
Dementia	8
Cancer	14

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. John J. Friedewald, MD for Medicare patients.

The highest averages for the top procedures that Dr. John J. Friedewald, MD treated as a general practitioner in Chicago, IL were hospital care, inpatient care, blood draw and dialysis.

blood draw	112
dialysis	104
doctor visit	203
hemofiltration	56
hospital care	538
inpatient care	535
outpatient care	16

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. John J. Friedewald, MD.

**Gender**
Male	195
Female	156

**Ethnicity**
Black / African American	86
Asian / Pacific Islander	13
Non-Hispanic White	175
Hispanic	60
Native American / Alaskan Native	0
Other	10

**Age**
75 to 84	6
85 and over	0
Less than 65	217
65 to 74	112

Average of Total of Conditions of Medicare patients treated by Dr. John J. Friedewald, MD From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. John J. Friedewald, MD treated were chronic kidney disease, hypertension, diabetes and high cholesterol.

Hypertension	68
High Cholesterol	51
Stroke	6
Ischemic Heart Disease	39
Depression	19
Chronic Kidney Disease	68
Asthma	8
Osteoporosis	19
Heart Failure	32
Chronic Obstructive Pulmonary Disease	9
Diabetes	53
Atrial Fibrillation	10
Cancer	5
Dementia	6

Education & Training

Dr. John J. Friedewald, MD graduated from Columbia University, College of Physicians and Surgeons in 1998. He completed residency at Johns Hopkins University Affiliated Hospitals. He is certified by the American Board of Internal Medicine - Nephrology (Certified) and has a state license in Illinois.

Medical School: Columbia University, College of Physicians and Surgeons (1998)

Residency: Johns Hopkins University Affiliated Hospitals (2001)

Board Certification: American Board of Internal Medicine - Nephrology (Certified)

Licensed In: Illinois

Affiliations & Hospitals

Dr. John J. Friedewald, MD is associated with these hospitals and organizations:

Transplant Center

Northwestern Medicine

Northwestern University Clinical and Translational Sciences Institute (NUCATS)

Northwestern University Feinberg School of Medicine

Northwestern Medical Group (NMG)

Northwestern Medicine Organ Transplantation Center

Center for Human Immunobiology

Institute for Public Health and Medicine (IPHAM)

Institute for Augmented Intelligence in Medicine

Feinberg Cardiovascular and Renal Research Institute - Center for Kidney Research and Therapeutics

Simpson Querrey Institute for Epigenetics

Ratings & Reviews

Dr. John J. Friedewald, MD has an exceptional overall rating with an average of 5.0 out of 5 stars based on 19 ratings. We collect ratings and reviews of Dr. John J. Friedewald, MD from all over the web to help you find the right in Chicago, IL.

Overall Rating

(19 Ratings)

Leave a Review

General Payments

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

**Payments by Company**
Novartis Pharmaceuticals Corporation	$62,547 ZORTRESS $5,027	NON BRAND $227	$57,293
SANOFI-AVENTIS U.S. LLC	$57,181 THYMOGLOBULIN $39,494	THYMOGLOBULINGLOBULIN $7,219	$10,467
GENZYME CORPORATION	$19,307 THYMOGLOBULIN $17,423	NO PRODUCT DISCUSSED $1,884
Veloxis Pharmaceuticals, Inc.	$9,416 Envarsus $8,938	Envarsus XR $478
Pfizer Inc.	$9,010 XELJANZ $9,010
Other	$8,566 SOLIRIS $150	Tavneos $55	Auryxia $40	$8,321

**Types of Payments**
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program	$101,222
Consulting Fee	$32,986
Travel and Lodging	$23,434
Food and Beverage	$4,740
Compensation for serving as faculty or as a speaker for a non-accredited and noncertified continuing education program	$3,440
Other	$205

Research Payments

Dr. John J. Friedewald, MD has received 94 research payments totaling $259,910.

Biography

Dr. John Friedewald is a specialist in organ transplantation, general practice, and nephrology (kidney disease). His average rating from his patients is 5.0 stars (out of 5). He has a special interest in hypertension (high blood pressure) and kidney transplant. After attending Columbia University, College of Physicians and Surgeons for medical school, Dr. Friedewald completed his residency training at a hospital affiliated with Johns Hopkins University. He has received distinctions including DOM Teaching Award, Northwestern DOM; Feinberg Teaching Award, Northwestern University; and Article Award, Clinical Journal of the American Society of Nephrology. Dr. Friedewald's hospital/clinic affiliations include Ann & Robert H. Lurie Children's Hospital of Chicago, Transplant Center, and Northwestern University Clinical and Translational Sciences Institute (NUCATS). His practice in Chicago, IL is open to new patients as reported by Yext.