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Dr. Mark Andrew Nielsen, MD

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Specializes in: Urology (Urinary Tract Disease)

University of Texas Southwestern Medical School (1980)

200 Se Hospital Avenue
Stuart, FL 34994

(772) 419-4834

Dr. Mark Andrew Nielsen, MD is an urologist in Johnstown, PA specializing in urology (urinary tract disease). He graduated from University of Texas Southwestern Medical School in 1980 and has 46 years of experience. Dr. Mark Andrew Nielsen, MD is affiliated with Hendrick Health, Kettering Health, Conemaugh Health System, MARTIN MEMORIAL PHYSICIAN CORPORATION INC, Hendrick Medical Center South, KETTERING INDEPENDENT MEDICAL GROUP INC and MONUMENT HEALTH RAPID CITY HOSPITAL INC.

Office Locations

Conemaugh Health System

1086 Franklin Street
Johnstown, PA 15905

(814) 534-9000

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1904 Pine Street Suite 3a
Abilene, TX 79601

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200 Se Hospital Avenue
Stuart, FL 34994

(772) 419-4834

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Kettering Health

4000 Miamisburg Centerville Road Suite 450
Miamisburg, OH 45342

(937) 560-2011

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Conemaugh Health System

6451 North Federal Highway Suite 800
Fort Lauderdale, FL 33308

(954) 837-2500

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Noteworthy Medicare Patient Procedures Performed by Dr. Mark Andrew Nielsen, MD in 2023

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

Top 10%

By Affordability:

hospital care

inpatient care

inpatient hospital care

In 2023, Dr. Mark Andrew Nielsen, MD had a list price for hospital care, inpatient care, and inpatient hospital care (for patient admitted to hospital) that was lower than the list prices billed to Medicare by 90% of providers in related specialties within Pennsylvania. 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 Andrew Nielsen, MD treated as an urologist in Johnstown, PA during 2012 were urologic procedures, minimally invasive procedures, lab tests and neurostimulation.

Volume of procedures performed by Dr. Mark Andrew Nielsen, MD for Medicare patients.

anorectal procedures	66
diagnostic procedures	88
doctor visit	1749
hormone therapy	47
lab tests	552
minimally invasive procedures	756
minor procedures	22
neurostimulation	510
pelvic imaging	110
ultrasound (sonogram)	110
urologic procedures	1081

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Mark Andrew Nielsen, MD treated as an urologist in Johnstown, PA during 2013 were urologic procedures, minimally invasive procedures, lab tests and neurostimulation.

Volume of procedures performed by Dr. Mark Andrew Nielsen, MD for Medicare patients.

anorectal procedures	53
diagnostic procedures	67
doctor visit	1366
hormone therapy	55
lab tests	480
minimally invasive procedures	512
minor procedures	14
neurostimulation	368
pelvic imaging	81
ultrasound (sonogram)	81
urologic procedures	831

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Andrew Nielsen, MD.

**Gender**
Male	267
Female	89

**Ethnicity**
Non-Hispanic White	283
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	141
From 75 to 84	133
85 and over	52
Less than 65	30

Conditions of Medicare patients treated by Dr. Mark Andrew Nielsen, MD in 2013

Hypertension	70
High Cholesterol	50
Stroke	0
Ischemic Heart Disease	43
Depression	15
Chronic Kidney Disease	23
Asthma	4
Osteoperosis	5
Atrial Fibrilation	9
Heart Failure	22
Chronic Obstructive Pulmonary Disease	17
Diabetes	32
Dementia	11
Cancer	25

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Mark Andrew Nielsen, MD treated as an urologist in Johnstown, PA during 2014 were urologic procedures, lab tests, minimally invasive procedures and neurostimulation.

Volume of procedures performed by Dr. Mark Andrew Nielsen, MD for Medicare patients.

anorectal procedures	30
diagnostic procedures	30
doctor visit	1077
hormone therapy	28
lab tests	457
minimally invasive procedures	361
neurostimulation	263
pelvic imaging	68
ultrasound (sonogram)	68
urologic procedures	741

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Andrew Nielsen, MD.

**Gender**
Male	233
Female	81

**Ethnicity**
Non-Hispanic White	255
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	102
From 75 to 84	138
85 and over	53
Less than 65	21

Conditions of Medicare patients treated by Dr. Mark Andrew Nielsen, MD in 2014

Hypertension	75
High Cholesterol	53
Stroke	0
Ischemic Heart Disease	48
Depression	16
Chronic Kidney Disease	26
Asthma	5
Osteoperosis	5
Atrial Fibrilation	12
Heart Failure	25
Chronic Obstructive Pulmonary Disease	21
Diabetes	34
Dementia	15
Cancer	23

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Mark Andrew Nielsen, MD treated as an urologist in Johnstown, PA during 2015 were urologic procedures, lab tests, minimally invasive procedures and ultrasound (sonogram).

Volume of procedures performed by Dr. Mark Andrew Nielsen, MD for Medicare patients.

doctor visit	586
lab tests	400
minimally invasive procedures	47
pelvic imaging	25
ultrasound (sonogram)	25
urologic procedures	541

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Andrew Nielsen, MD.

**Gender**
Male	348
Female	68

**Ethnicity**
Non-Hispanic White	336
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	156
From 75 to 84	182
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Mark Andrew Nielsen, MD in 2015

Hypertension	75
High Cholesterol	62
Stroke	0
Ischemic Heart Disease	44
Depression	15
Chronic Kidney Disease	27
Asthma	13
Osteoperosis	0
Atrial Fibrilation	11
Heart Failure	23
Chronic Obstructive Pulmonary Disease	22
Diabetes	35
Dementia	10
Cancer	25

Medicare Procedure and Patient Information

Conditions of Medicare patients treated by Dr. Mark Andrew Nielsen, MD in 2018

Hypertension	75
High Cholesterol	75
Stroke	0
Ischemic Heart Disease	73
Depression	0
Chronic Kidney Disease	75
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	73
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Mark Andrew Nielsen, MD treated as an urologist in Johnstown, PA during 2019 were hospital care, inpatient care and urologic procedures.

Volume of procedures performed by Dr. Mark Andrew Nielsen, MD for Medicare patients.

doctor visit	134
hospital care	90
inpatient care	90
urologic procedures	15

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Andrew Nielsen, MD.

**Gender**
Male	131
Female	59

**Ethnicity**
Non-Hispanic White	147
Black	0
Hispanic	31
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	61
From 75 to 84	55
85 and over	37
Less than 65	37

Conditions of Medicare patients treated by Dr. Mark Andrew Nielsen, MD in 2019

Hypertension	75
High Cholesterol	64
Stroke	9
Ischemic Heart Disease	42
Depression	39
Chronic Kidney Disease	58
Asthma	9
Osteoperosis	10
Atrial Fibrilation	13
Heart Failure	30
Chronic Obstructive Pulmonary Disease	16
Diabetes	40
Dementia	24
Cancer	18

Medicare Procedure and Patient Information

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Andrew Nielsen, MD.

**Gender**
Male	31
Female	16

**Ethnicity**
Non-Hispanic White	35
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	15
From 75 to 84	12
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Mark Andrew Nielsen, MD in 2020

Hypertension	75
High Cholesterol	64
Stroke	0
Ischemic Heart Disease	47
Depression	36
Chronic Kidney Disease	57
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	32
Chronic Obstructive Pulmonary Disease	0
Diabetes	49
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Mark Andrew Nielsen, MD treated as an urologist in Johnstown, PA during 2021 were lab tests, hospital care, inpatient care and urologic procedures.

Volume of procedures performed by Dr. Mark Andrew Nielsen, MD for Medicare patients.

doctor visit	90
hospital care	27
inpatient care	27
lab tests	49
urologic procedures	24

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Andrew Nielsen, MD.

**Gender**
Male	107
Female	45

**Ethnicity**
Non-Hispanic White	136
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	67
From 75 to 84	40
85 and over	26
Less than 65	19

Conditions of Medicare patients treated by Dr. Mark Andrew Nielsen, MD in 2021

Hypertension	74
High Cholesterol	72
Stroke	0
Ischemic Heart Disease	47
Depression	28
Chronic Kidney Disease	60
Asthma	0
Osteoperosis	0
Atrial Fibrilation	16
Heart Failure	26
Chronic Obstructive Pulmonary Disease	16
Diabetes	39
Dementia	16
Cancer	21

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Mark Andrew Nielsen, MD treated as an urologist in Johnstown, PA during 2022 were hospital care, inpatient care and lab tests.

Volume of procedures performed by Dr. Mark Andrew Nielsen, MD for Medicare patients.

hospital care	95
inpatient care	95
lab tests	13

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Andrew Nielsen, MD.

**Gender**
Male	40
Female	26

**Ethnicity**
Non-Hispanic White	46
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	21
From 75 to 84	23
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Mark Andrew Nielsen, MD in 2022

Hypertension	75
High Cholesterol	71
Stroke	0
Ischemic Heart Disease	39
Depression	33
Chronic Kidney Disease	61
Asthma	0
Osteoperosis	18
Atrial Fibrilation	18
Heart Failure	33
Chronic Obstructive Pulmonary Disease	18
Diabetes	38
Dementia	18
Cancer	23

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Mark Andrew Nielsen, MD for Medicare patients.

The highest averages for the top procedures that Dr. Mark Andrew Nielsen, MD treated as an urologist in Johnstown, PA were urologic procedures, minimally invasive procedures, neurostimulation and lab tests.

anorectal procedures	49
diagnostic procedures	61
doctor visit	833
hormone therapy	43
hospital care	70
inpatient care	70
lab tests	325
minimally invasive procedures	419
minor procedures	18
neurostimulation	380
pelvic imaging	71
ultrasound (sonogram)	71
urologic procedures	538

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Mark Andrew Nielsen, MD.

**Gender**
Male	128
Female	42

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	137
Native American / Alaskan Native	0
Hispanic	3
Other	0

**Age**
75 to 84	64
85 and over	18
Less than 65	11
65 to 74	62

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

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

Hypertension	66
High Cholesterol	56
Stroke	1
Ischemic Heart Disease	42
Depression	20
Chronic Kidney Disease	43
Asthma	3
Osteoporosis	4
Heart Failure	21
Chronic Obstructive Pulmonary Disease	12
Diabetes	37
Atrial Fibrillation	8
Dementia	10
Cancer	15

Education & Training

Dr. Mark Andrew Nielsen, MD graduated from University of Texas Southwestern Medical School in 1980. He completed residency at Travis Air Force Base, David Grant USAF Medical Center. He is certified by the American Board of Urology and has a state license in Ohio.

Medical School: University of Texas Southwestern Medical School (1980)

Residency: Travis Air Force Base, David Grant USAF Medical Center (1982)

Board Certification: American Board of Urology

Licensed In: Ohio

Affiliations & Hospitals

Dr. Mark Andrew Nielsen, MD is associated with these hospitals and organizations:

Hendrick Health

Kettering Health

Conemaugh Health System

MARTIN MEMORIAL PHYSICIAN CORPORATION INC

Hendrick Medical Center South

KETTERING INDEPENDENT MEDICAL GROUP INC

MONUMENT HEALTH RAPID CITY HOSPITAL INC

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General Payments

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

**Payments by Company**
Mobile Cryosurgical Partners LP	$17,281 Cryo Probe $17,281
Boston Scientific Corporation	$1,811 AMS $1,791	GENERAL ERECTILE DYSFUNCTION $20
Medivation Inc.	$227 XTANDI $227
Cook Medical LLC	$82 Cook Medical Urology $82
Cook Incorporated	$55 Cook Medical NGage $55
Other	$157 BOTOX $41	Myrbetriq $32	Seglentis $22	LYNPARZA $17	Axumin $17	Other $28

**Types of Payments**
Current or prospective ownership or investment interest	$17,281
Travel and Lodging	$1,371
Food and Beverage	$857
Education	$105

Ownership and Interest Payments

This table describes ownership payments received by Dr. Mark Andrew Nielsen, MD.

Mobile Cryosurgical Partners LP	2013	$15,341.00	Physician Covered Recipient	Limited Partner Interest
Mobile Cryosurgical Partners LP	2014	$0.00	Physician Covered Recipient	Limited Partner Interest

Biography

Dr. Mark Nielsen is an urology (urinary tract disease) specialist. Before performing his residency at Travis Air Force Base, David Grant USAF Medical Center and a hospital affiliated with the University of Alabama, Dr. Nielsen attended the University of Texas Southwestern Medical School. Dr. Nielsen is affiliated with Kettering Health, Hendrick Health, and Conemaugh Health System.