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Dr. Stephen R. Bernhardt, MD

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Specializes in: Adult Nephrology

MCP Hahnemann School of Medicine (1993)

340 Howells Road Suite A
Bay Shore, NY 11706

(631) 666-2808

Dr. Stephen R. Bernhardt, MD is a nephrologist in Bay Shore, NY specializing in adult nephrology. He graduated from MCP Hahnemann School of Medicine in 1993 and has 33 years of experience. Dr. Stephen R. Bernhardt, MD is affiliated with SUFFOLK NEPHROLOGY ASSOCIATES, PC.

Office Locations

340 Howells Road Suite A
Bay Shore, NY 11706

(631) 666-2808

(631) 666-3097

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Noteworthy Medicare Patient Procedures Performed by Dr. Stephen R. Bernhardt, MD in 2023

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

Top 5%

By Volume:

hemodialysis

In 2023, Dr. Stephen R. Bernhardt, MD performed more hemodialysis procedures for Medicare patients than 95% of providers in related specialties within New York.

Top 10%

By Volume:

inpatient hospital care

In 2023, Dr. Stephen R. Bernhardt, MD performed more inpatient hospital care (for patient admitted to hospital) procedures for Medicare patients than 90% of providers in related specialties within New York.

Top 25%

By Affordability:

lab tests

urine tests

In 2012, Dr. Stephen R. Bernhardt, MD had a list price for lab tests, and urine tests that was lower than the list prices billed to Medicare by 75% of providers in related specialties within New York. 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. Stephen R. Bernhardt, MD treated as a nephrologist in Bay Shore, NY during 2012 were hospital care, inpatient care, dialysis and preventive care.

Volume of procedures performed by Dr. Stephen R. Bernhardt, MD for Medicare patients.

dialysis	593
doctor visit	760
hospital care	2612
inpatient care	2612
lab tests	20
preventive care	26
vaccines	26

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Stephen R. Bernhardt, MD treated as a nephrologist in Bay Shore, NY during 2013 were hospital care, inpatient care, dialysis and preventive care.

Volume of procedures performed by Dr. Stephen R. Bernhardt, MD for Medicare patients.

dialysis	619
doctor visit	786
hospital care	2315
inpatient care	2315
lab tests	11
preventive care	12
vaccines	12

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Stephen R. Bernhardt, MD.

**Gender**
Male	662
Female	593

**Ethnicity**
Non-Hispanic White	895
Black	208
Hispanic	124
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	327
From 75 to 84	414
85 and over	261
Less than 65	253

Conditions of Medicare patients treated by Dr. Stephen R. Bernhardt, MD in 2013

Hypertension	75
High Cholesterol	74
Stroke	14
Ischemic Heart Disease	75
Depression	23
Chronic Kidney Disease	75
Asthma	12
Osteoperosis	10
Atrial Fibrilation	28
Heart Failure	57
Chronic Obstructive Pulmonary Disease	31
Diabetes	65
Dementia	20
Cancer	14

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Stephen R. Bernhardt, MD treated as a nephrologist in Bay Shore, NY during 2014 were hospital care, inpatient care, dialysis and preventive care.

Volume of procedures performed by Dr. Stephen R. Bernhardt, MD for Medicare patients.

dialysis	670
doctor visit	828
hospital care	2487
inpatient care	2487
lab tests	21
preventive care	25
vaccines	25

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Stephen R. Bernhardt, MD.

**Gender**
Male	655
Female	548

**Ethnicity**
Non-Hispanic White	866
Black	179
Hispanic	117
Asian	11
Other	30
Native American	0

**Age**
From 65 to 74	328
From 75 to 84	387
85 and over	226
Less than 65	262

Conditions of Medicare patients treated by Dr. Stephen R. Bernhardt, MD in 2014

Hypertension	75
High Cholesterol	74
Stroke	12
Ischemic Heart Disease	75
Depression	25
Chronic Kidney Disease	75
Asthma	10
Osteoperosis	9
Atrial Fibrilation	28
Heart Failure	55
Chronic Obstructive Pulmonary Disease	30
Diabetes	63
Dementia	21
Cancer	15

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Stephen R. Bernhardt, MD treated as a nephrologist in Bay Shore, NY during 2015 were hospital care, inpatient care, dialysis and preventive care.

Volume of procedures performed by Dr. Stephen R. Bernhardt, MD for Medicare patients.

dialysis	679
doctor visit	856
hospital care	2298
inpatient care	2298
lab tests	25
preventive care	26
vaccines	26

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Stephen R. Bernhardt, MD.

**Gender**
Male	1368
Female	1076

**Ethnicity**
Non-Hispanic White	1740
Black	378
Hispanic	236
Asian	38
Other	52
Native American	0

**Age**
From 65 to 74	694
From 75 to 84	764
85 and over	488
Less than 65	498

Conditions of Medicare patients treated by Dr. Stephen R. Bernhardt, MD in 2015

Hypertension	75
High Cholesterol	75
Stroke	13
Ischemic Heart Disease	74
Depression	24
Chronic Kidney Disease	75
Asthma	21
Osteoperosis	7
Atrial Fibrilation	27
Heart Failure	55
Chronic Obstructive Pulmonary Disease	31
Diabetes	66
Dementia	21
Cancer	14

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Stephen R. Bernhardt, MD treated as a nephrologist in Bay Shore, NY during 2016 were hospital care, inpatient care, dialysis and preventive care.

Volume of procedures performed by Dr. Stephen R. Bernhardt, MD for Medicare patients.

dialysis	760
doctor visit	838
emergency care	15
hospital care	2238
inpatient care	2238
lab tests	17
nursing home care	11
preventive care	24
vaccines	24

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Stephen R. Bernhardt, MD.

**Gender**
Male	658
Female	558

**Ethnicity**
Non-Hispanic White	855
Black	199
Hispanic	116
Asian	0
Other	24
Native American	0

**Age**
From 65 to 74	365
From 75 to 84	376
85 and over	253
Less than 65	222

Conditions of Medicare patients treated by Dr. Stephen R. Bernhardt, MD in 2016

Hypertension	75
High Cholesterol	75
Stroke	13
Ischemic Heart Disease	71
Depression	30
Chronic Kidney Disease	75
Asthma	33
Osteoperosis	6
Atrial Fibrilation	26
Heart Failure	56
Chronic Obstructive Pulmonary Disease	33
Diabetes	67
Dementia	25
Cancer	16

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Stephen R. Bernhardt, MD treated as a nephrologist in Bay Shore, NY during 2017 were hospital care, inpatient care, dialysis and preventive care.

Volume of procedures performed by Dr. Stephen R. Bernhardt, MD for Medicare patients.

dialysis	515
doctor visit	909
hospital care	1790
inpatient care	1790
lab tests	15
preventive care	18
vaccines	18

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Stephen R. Bernhardt, MD.

**Gender**
Male	681
Female	512

**Ethnicity**
Non-Hispanic White	831
Black	188
Hispanic	121
Asian	20
Other	33
Native American	0

**Age**
From 65 to 74	346
From 75 to 84	392
85 and over	243
Less than 65	212

Conditions of Medicare patients treated by Dr. Stephen R. Bernhardt, MD in 2017

Hypertension	75
High Cholesterol	74
Stroke	13
Ischemic Heart Disease	73
Depression	32
Chronic Kidney Disease	75
Asthma	12
Osteoperosis	7
Atrial Fibrilation	27
Heart Failure	58
Chronic Obstructive Pulmonary Disease	33
Diabetes	69
Dementia	24
Cancer	14

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Stephen R. Bernhardt, MD treated as a nephrologist in Bay Shore, NY during 2018 were hospital care, inpatient care, dialysis and emergency care.

Volume of procedures performed by Dr. Stephen R. Bernhardt, MD for Medicare patients.

dialysis	449
doctor visit	861
emergency care	35
hemofiltration	30
hospital care	1699
inpatient care	1699
preventive care	14
vaccines	14

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Stephen R. Bernhardt, MD.

**Gender**
Male	642
Female	456

**Ethnicity**
Non-Hispanic White	756
Black	167
Hispanic	124
Asian	0
Other	36
Native American	0

**Age**
From 65 to 74	316
From 75 to 84	365
85 and over	203
Less than 65	214

Conditions of Medicare patients treated by Dr. Stephen R. Bernhardt, MD in 2018

Hypertension	75
High Cholesterol	75
Stroke	13
Ischemic Heart Disease	72
Depression	32
Chronic Kidney Disease	75
Asthma	10
Osteoperosis	9
Atrial Fibrilation	26
Heart Failure	57
Chronic Obstructive Pulmonary Disease	30
Diabetes	69
Dementia	25
Cancer	13

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Stephen R. Bernhardt, MD treated as a nephrologist in Bay Shore, NY during 2019 were hospital care, inpatient care, dialysis and hemofiltration.

Volume of procedures performed by Dr. Stephen R. Bernhardt, MD for Medicare patients.

dialysis	597
doctor visit	754
emergency care	52
hemofiltration	67
hospital care	1875
inpatient care	1875
lab tests	13
preventive care	14
vaccines	14

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Stephen R. Bernhardt, MD.

**Gender**
Male	648
Female	494

**Ethnicity**
Non-Hispanic White	754
Black	191
Hispanic	135
Asian	0
Other	34
Native American	0

**Age**
From 65 to 74	337
From 75 to 84	382
85 and over	208
Less than 65	215

Conditions of Medicare patients treated by Dr. Stephen R. Bernhardt, MD in 2019

Hypertension	75
High Cholesterol	75
Stroke	14
Ischemic Heart Disease	74
Depression	33
Chronic Kidney Disease	75
Asthma	9
Osteoperosis	8
Atrial Fibrilation	28
Heart Failure	59
Chronic Obstructive Pulmonary Disease	29
Diabetes	69
Dementia	27
Cancer	14

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Stephen R. Bernhardt, MD treated as a nephrologist in Bay Shore, NY during 2020 were hospital care, inpatient care, dialysis and lab tests.

Volume of procedures performed by Dr. Stephen R. Bernhardt, MD for Medicare patients.

dialysis	534
doctor visit	590
emergency care	20
hospital care	1806
inpatient care	1806
lab tests	40
preventive care	13
vaccines	13

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Stephen R. Bernhardt, MD.

**Gender**
Male	614
Female	496

**Ethnicity**
Non-Hispanic White	735
Black	188
Hispanic	136
Asian	0
Other	30
Native American	0

**Age**
From 65 to 74	329
From 75 to 84	377
85 and over	211
Less than 65	193

Conditions of Medicare patients treated by Dr. Stephen R. Bernhardt, MD in 2020

Hypertension	75
High Cholesterol	75
Stroke	14
Ischemic Heart Disease	73
Depression	34
Chronic Kidney Disease	75
Asthma	10
Osteoperosis	9
Atrial Fibrilation	26
Heart Failure	56
Chronic Obstructive Pulmonary Disease	26
Diabetes	68
Dementia	30
Cancer	14

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Stephen R. Bernhardt, MD treated as a nephrologist in Bay Shore, NY during 2021 were hospital care, inpatient care, dialysis and lab tests.

Volume of procedures performed by Dr. Stephen R. Bernhardt, MD for Medicare patients.

dialysis	484
doctor visit	647
emergency care	23
hemofiltration	46
hospital care	1934
inpatient care	1934
lab tests	48
preventive care	17
vaccines	17

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Stephen R. Bernhardt, MD.

**Gender**
Male	591
Female	520

**Ethnicity**
Non-Hispanic White	773
Black	158
Hispanic	112
Asian	0
Other	40
Native American	0

**Age**
From 65 to 74	323
From 75 to 84	376
85 and over	241
Less than 65	171

Conditions of Medicare patients treated by Dr. Stephen R. Bernhardt, MD in 2021

Hypertension	75
High Cholesterol	75
Stroke	16
Ischemic Heart Disease	73
Depression	32
Chronic Kidney Disease	75
Asthma	11
Osteoperosis	10
Atrial Fibrilation	28
Heart Failure	57
Chronic Obstructive Pulmonary Disease	28
Diabetes	64
Dementia	29
Cancer	16

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Stephen R. Bernhardt, MD treated as a nephrologist in Bay Shore, NY during 2022 were hospital care, inpatient care, dialysis and lab tests.

Volume of procedures performed by Dr. Stephen R. Bernhardt, MD for Medicare patients.

dialysis	412
doctor visit	657
emergency care	23
hemofiltration	28
hospital care	1585
inpatient care	1585
lab tests	47
preventive care	13
vaccines	13

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Stephen R. Bernhardt, MD.

**Gender**
Male	565
Female	436

**Ethnicity**
Non-Hispanic White	702
Black	146
Hispanic	98
Asian	0
Other	36
Native American	0

**Age**
From 65 to 74	286
From 75 to 84	366
85 and over	199
Less than 65	150

Conditions of Medicare patients treated by Dr. Stephen R. Bernhardt, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	24
Ischemic Heart Disease	67
Depression	26
Chronic Kidney Disease	75
Asthma	13
Osteoperosis	13
Atrial Fibrilation	39
Heart Failure	51
Chronic Obstructive Pulmonary Disease	32
Diabetes	65
Dementia	20
Cancer	21

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Stephen R. Bernhardt, MD for Medicare patients.

The highest averages for the top procedures that Dr. Stephen R. Bernhardt, MD treated as a nephrologist in Bay Shore, NY were hospital care, inpatient care, dialysis and hemofiltration.

dialysis	573
doctor visit	771
emergency care	28
hemofiltration	42
hospital care	2058
inpatient care	2058
lab tests	25
nursing home care	11
preventive care	18
vaccines	18

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Stephen R. Bernhardt, MD.

**Gender**
Male	644
Female	517

**Ethnicity**
Black / African American	182
Asian / Pacific Islander	6
Non-Hispanic White	809
Native American / Alaskan Native	0
Hispanic	119
Other	28

**Age**
75 to 84	381
85 and over	230
Less than 65	217
65 to 74	331

Average of Total of Conditions of Medicare patients treated by Dr. Stephen R. Bernhardt, MD From 2012 - 2022

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

Hypertension	68
High Cholesterol	67
Stroke	13
Ischemic Heart Disease	66
Depression	26
Chronic Kidney Disease	68
Asthma	12
Osteoporosis	8
Heart Failure	51
Chronic Obstructive Pulmonary Disease	27
Diabetes	60
Atrial Fibrillation	25
Dementia	22
Cancer	13

Education & Training

Dr. Stephen R. Bernhardt, MD graduated from MCP Hahnemann School of Medicine in 1993. He has a state license in New York.

Medical School: MCP Hahnemann School of Medicine (1993)

Licensed In: New York

Affiliations & Hospitals

Dr. Stephen R. Bernhardt, MD is associated with these hospitals and organizations:

SUFFOLK NEPHROLOGY ASSOCIATES, PC

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General Payments

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

**Payments by Company**
Fresenius USA Marketing, Inc.	$32 Velphoro $32
CALLIDITAS THERAPEUTICS US INC.	$27 TARPEYO $27
AstraZeneca Pharmaceuticals LP	$18 $18
Amgen Inc.	$17 Tavneos $17
Travere Therapeutics, Inc.	$17 $17