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Dr. Peter L. Wisniewski, MD

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Specializes in: Adult Pulmonology

University of Maryland School of Medicine

985 Prince Frederick Boulevard Suite 201
Prince Frederick, MD 20678

(410) 535-2005

Dr. Peter L. Wisniewski, MD is a pulmonologist in Prince Frederick, MD specializing in adult pulmonology. He graduated from University of Maryland School of Medicine. Dr. Peter L. Wisniewski, MD is affiliated with CalvertHealth and Calvert Internal Medicine Group.

Office Locations

985 Prince Frederick Boulevard Suite 201
Prince Frederick, MD 20678

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In The News

“Greenbelt, Maryland - U.S. District Judge Paul W. Grimm sentenced Peter Wisniewski, age 52, of Huntingtown, Maryland, a physician in a Calvert County medical group, today to three years of...”—"Physician Sentenced to Three Years' Probation also Surrenders Medical License and DEA Controlled Substances License for Two Years", U.S. Department of Justice, October 2015

“Greenbelt, Maryland - Peter Wisniewski, age 52, of Huntingtown, Maryland, a physician in a Calvert County medical group, pleaded guilty today to three counts of possession of a controlled substance.”—"Physician Admits Writing Prescriptions in the Names of Patients to Obtain Drugs for His Own Use", U.S. Department of Justice, August 2015

Noteworthy Medicare Patient Procedures Performed by Dr. Peter L. Wisniewski, MD in 2023

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

Top 5%

By Volume:

A1C test

blood draw

complete blood count

creatinine urine test

flu shot

lab tests

lipid profile

major joint aspiration

major joint injection

microalbumin urine test

phlebotomy for lab tests

By Affordability:

blood count tests

blood draw

blood draw for lab tests

complete blood count

creatinine test

kidney function tests

In 2023, among providers in related specialties within Maryland, Dr. Peter L. Wisniewski, MD performed more A1C test, blood draw, complete blood count (CBC), creatinine urine test, flu shot, lab tests, lipid profile, major joint aspiration, major joint injection, microalbumin urine test, phlebotomy for lab tests, preventive care, serum folate test, thyroid blood test, total PSA test, and uric acid blood test procedures for Medicare patients than 95% of them and he also had a list price for blood count tests, blood draw, blood draw for lab tests, complete blood count (CBC), creatinine test, and kidney function tests that was lower than the list prices billed to Medicare by 95% 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.

Top 25%

By Affordability:

blood tests

lab tests

phlebotomy for lab tests

venipuncture

In 2012, Dr. Peter L. Wisniewski, MD had a list price for blood tests, lab tests, phlebotomy for lab tests, and venipuncture (phlebotomy) that was lower than the list prices billed to Medicare by 75% of providers in related specialties within Maryland. 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. Peter L. Wisniewski, MD treated as a pulmonologist in Prince Frederick, MD during 2012 were lab tests, preventive care, blood draw and pulmonary testing.

Volume of procedures performed by Dr. Peter L. Wisniewski, MD for Medicare patients.

aspiration	44
blood draw	463
bronchoscopy	20
diabetes management	164
diagnostic procedures	20
doctor visit	1155
hospital care	199
inpatient care	199
lab tests	1597
minimally invasive procedures	20
pleural drainage	44
preventive care	632
pulmonary testing	245
thyroid function tests	229
vaccines	139

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Peter L. Wisniewski, MD treated as a pulmonologist in Prince Frederick, MD during 2013 were lab tests, preventive care, blood draw and thyroid function tests.

Volume of procedures performed by Dr. Peter L. Wisniewski, MD for Medicare patients.

blood draw	451
diabetes management	153
doctor visit	1038
hospital care	215
inpatient care	215
lab tests	1496
preventive care	624
pulmonary testing	208
thyroid function tests	226
vaccines	151

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Peter L. Wisniewski, MD.

**Gender**
Male	226
Female	291

**Ethnicity**
Non-Hispanic White	474
Black	31
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	221
From 75 to 84	176
85 and over	60
Less than 65	60

Conditions of Medicare patients treated by Dr. Peter L. Wisniewski, MD in 2013

Hypertension	75
High Cholesterol	62
Stroke	7
Ischemic Heart Disease	44
Depression	22
Chronic Kidney Disease	30
Asthma	19
Osteoperosis	7
Atrial Fibrilation	15
Heart Failure	32
Chronic Obstructive Pulmonary Disease	48
Diabetes	41
Dementia	8
Cancer	15

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Peter L. Wisniewski, MD treated as a pulmonologist in Prince Frederick, MD during 2014 were lab tests, preventive care, blood draw and pulmonary testing.

Volume of procedures performed by Dr. Peter L. Wisniewski, MD for Medicare patients.

blood draw	438
bronchoscopy	19
diabetes management	147
diagnostic procedures	19
doctor visit	949
hospital care	152
inpatient care	152
lab tests	1476
minimally invasive procedures	19
preventive care	600
pulmonary testing	209
thyroid function tests	176
vaccines	157

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Peter L. Wisniewski, MD.

**Gender**
Male	246
Female	273

**Ethnicity**
Non-Hispanic White	473
Black	33
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	216
From 75 to 84	161
85 and over	70
Less than 65	72

Conditions of Medicare patients treated by Dr. Peter L. Wisniewski, MD in 2014

Hypertension	75
High Cholesterol	65
Stroke	6
Ischemic Heart Disease	43
Depression	18
Chronic Kidney Disease	29
Asthma	21
Osteoperosis	6
Atrial Fibrilation	17
Heart Failure	29
Chronic Obstructive Pulmonary Disease	49
Diabetes	42
Dementia	9
Cancer	17

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Peter L. Wisniewski, MD treated as a pulmonologist in Prince Frederick, MD during 2015 were lab tests, preventive care, blood draw and hospital care.

Volume of procedures performed by Dr. Peter L. Wisniewski, MD for Medicare patients.

blood draw	180
diabetes management	59
doctor visit	391
hospital care	100
inpatient care	100
lab tests	539
preventive care	191
pulmonary testing	67
thyroid function tests	82
vaccines	11

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Peter L. Wisniewski, MD.

**Gender**
Male	314
Female	404

**Ethnicity**
Non-Hispanic White	664
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	272
From 75 to 84	256
85 and over	104
Less than 65	86

Conditions of Medicare patients treated by Dr. Peter L. Wisniewski, MD in 2015

Hypertension	75
High Cholesterol	63
Stroke	4
Ischemic Heart Disease	44
Depression	20
Chronic Kidney Disease	30
Asthma	35
Osteoperosis	10
Atrial Fibrilation	18
Heart Failure	28
Chronic Obstructive Pulmonary Disease	48
Diabetes	43
Dementia	9
Cancer	15

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Peter L. Wisniewski, MD treated as a pulmonologist in Prince Frederick, MD during 2018 were lab tests, preventive care, blood draw and vaccines.

Volume of procedures performed by Dr. Peter L. Wisniewski, MD for Medicare patients.

blood draw	291
diabetes management	79
doctor visit	578
lab tests	895
preventive care	421
thyroid function tests	133
vaccines	182

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Peter L. Wisniewski, MD.

**Gender**
Male	194
Female	204

**Ethnicity**
Non-Hispanic White	331
Black	37
Hispanic	12
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	167
From 75 to 84	142
85 and over	61
Less than 65	28

Conditions of Medicare patients treated by Dr. Peter L. Wisniewski, MD in 2018

Hypertension	72
High Cholesterol	60
Stroke	4
Ischemic Heart Disease	31
Depression	19
Chronic Kidney Disease	27
Asthma	10
Osteoperosis	8
Atrial Fibrilation	13
Heart Failure	16
Chronic Obstructive Pulmonary Disease	15
Diabetes	31
Dementia	12
Cancer	14

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Peter L. Wisniewski, MD treated as a pulmonologist in Prince Frederick, MD during 2019 were lab tests, preventive care, blood draw and thyroid function tests.

Volume of procedures performed by Dr. Peter L. Wisniewski, MD for Medicare patients.

aspiration	28
blood draw	911
diabetes management	271
doctor visit	1724
immunotherapy	69
injections	97
lab tests	2926
preventive care	1118
thyroid function tests	387
vaccines	328

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Peter L. Wisniewski, MD.

**Gender**
Male	332
Female	350

**Ethnicity**
Non-Hispanic White	592
Black	49
Hispanic	0
Asian	0
Other	23
Native American	0

**Age**
From 65 to 74	297
From 75 to 84	225
85 and over	112
Less than 65	48

Conditions of Medicare patients treated by Dr. Peter L. Wisniewski, MD in 2019

Hypertension	73
High Cholesterol	68
Stroke	6
Ischemic Heart Disease	33
Depression	19
Chronic Kidney Disease	30
Asthma	9
Osteoperosis	7
Atrial Fibrilation	11
Heart Failure	16
Chronic Obstructive Pulmonary Disease	17
Diabetes	31
Dementia	11
Cancer	13

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Peter L. Wisniewski, MD treated as a pulmonologist in Prince Frederick, MD during 2020 were lab tests, preventive care, blood draw and vaccines.

Volume of procedures performed by Dr. Peter L. Wisniewski, MD for Medicare patients.

aspiration	32
blood draw	851
diabetes management	350
doctor visit	1567
immunotherapy	87
injections	119
lab tests	3115
preventive care	1304
thyroid function tests	329
vaccines	411

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Peter L. Wisniewski, MD.

**Gender**
Male	378
Female	404

**Ethnicity**
Non-Hispanic White	679
Black	58
Hispanic	0
Asian	0
Other	28
Native American	0

**Age**
From 65 to 74	341
From 75 to 84	267
85 and over	128
Less than 65	46

Conditions of Medicare patients treated by Dr. Peter L. Wisniewski, MD in 2020

Hypertension	70
High Cholesterol	68
Stroke	6
Ischemic Heart Disease	32
Depression	20
Chronic Kidney Disease	26
Asthma	6
Osteoperosis	8
Atrial Fibrilation	11
Heart Failure	18
Chronic Obstructive Pulmonary Disease	15
Diabetes	29
Dementia	10
Cancer	13

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Peter L. Wisniewski, MD treated as a pulmonologist in Prince Frederick, MD during 2021 were lab tests, preventive care, blood draw and diabetes management.

Volume of procedures performed by Dr. Peter L. Wisniewski, MD for Medicare patients.

aspiration	26
blood draw	1084
diabetes management	466
doctor visit	1909
immunotherapy	59
injections	85
lab tests	3829
preventive care	1488
thyroid function tests	413
vaccines	414

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Peter L. Wisniewski, MD.

**Gender**
Male	402
Female	439

**Ethnicity**
Non-Hispanic White	736
Black	53
Hispanic	0
Asian	0
Other	30
Native American	0

**Age**
From 65 to 74	352
From 75 to 84	289
85 and over	140
Less than 65	60

Conditions of Medicare patients treated by Dr. Peter L. Wisniewski, MD in 2021

Hypertension	71
High Cholesterol	67
Stroke	6
Ischemic Heart Disease	28
Depression	21
Chronic Kidney Disease	24
Asthma	5
Osteoperosis	6
Atrial Fibrilation	11
Heart Failure	15
Chronic Obstructive Pulmonary Disease	14
Diabetes	26
Dementia	11
Cancer	13

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Peter L. Wisniewski, MD treated as a pulmonologist in Prince Frederick, MD during 2022 were lab tests, preventive care, blood draw and diabetes management.

Volume of procedures performed by Dr. Peter L. Wisniewski, MD for Medicare patients.

aspiration	36
blood draw	1112
diabetes management	491
doctor visit	1929
injections	36
lab tests	4041
preventive care	1530
thyroid function tests	485
vaccines	393

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Peter L. Wisniewski, MD.

**Gender**
Male	451
Female	472

**Ethnicity**
Non-Hispanic White	816
Black	52
Hispanic	0
Asian	0
Other	31
Native American	0

**Age**
From 65 to 74	377
From 75 to 84	326
85 and over	168
Less than 65	52

Conditions of Medicare patients treated by Dr. Peter L. Wisniewski, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	9
Ischemic Heart Disease	23
Depression	12
Chronic Kidney Disease	15
Asthma	7
Osteoperosis	13
Atrial Fibrilation	18
Heart Failure	14
Chronic Obstructive Pulmonary Disease	17
Diabetes	29
Dementia	10
Cancer	16

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Peter L. Wisniewski, MD for Medicare patients.

The highest averages for the top procedures that Dr. Peter L. Wisniewski, MD treated as a pulmonologist in Prince Frederick, MD were lab tests, preventive care, blood draw and thyroid function tests.

aspiration	33
blood draw	642
bronchoscopy	19
diabetes management	242
diagnostic procedures	19
doctor visit	1248
hospital care	166
immunotherapy	71
injections	84
inpatient care	166
lab tests	2212
minimally invasive procedures	19
pleural drainage	44
preventive care	878
pulmonary testing	182
thyroid function tests	273
vaccines	242

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Peter L. Wisniewski, MD.

**Gender**
Female	315
Male	282

**Ethnicity**
Black / African American	34
Asian / Pacific Islander	0
Non-Hispanic White	529
Hispanic	1
Native American / Alaskan Native	0
Other	12

**Age**
85 and over	93
75 to 84	204
Less than 65	50
65 to 74	249

Average of Total of Conditions of Medicare patients treated by Dr. Peter L. Wisniewski, MD From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. Peter L. Wisniewski, MD treated were hypertension, high cholesterol, ischemic heart disease and diabetes.

Hypertension	65
High Cholesterol	58
Stroke	5
Ischemic Heart Disease	30
Depression	16
Chronic Kidney Disease	23
Asthma	12
Osteoporosis	7
Heart Failure	18
Chronic Obstructive Pulmonary Disease	24
Diabetes	30
Atrial Fibrillation	12
Dementia	8
Cancer	12

Education & Training

Dr. Peter L. Wisniewski, MD graduated from University of Maryland School of Medicine. He completed residency at University of Maryland Medical Center. He is certified by the American Board of Internal Medicine and has a state license in Maryland.

Medical School: University of Maryland School of Medicine

Residency: University of Maryland Medical Center

Board Certification: American Board of Internal Medicine

Licensed In: Maryland

Affiliations & Hospitals

Dr. Peter L. Wisniewski, MD is associated with these hospitals and organizations:

CalvertHealth

Calvert Internal Medicine Group

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General Payments

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

**Payments by Company**
Novartis Pharmaceuticals Corporation	$150 XOLAIR $150
Horizon Pharma USA, Inc.	$2 DUEXIS-800mg Ibuprofen- 26.6mg Famotidine $2

**Types of Payments**
Consulting Fee	$150
Education	$2

Biography

Dr. Peter Wisniewski, who practices in Prince Frederick, MD, is a medical specialist in adult pulmonology. He is a graduate of the University of Maryland School of Medicine and a graduate of the University of Maryland Medical Center's residency program. He is affiliated with CalvertHealth.