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Home > NY Providers

Dr. Harley J. Cohen, MD

Accepting New Patients

(497 Ratings)

Specializes in: Adult Rheumatology

Thomas Jefferson University, Jefferson Medical College

Professional interests include: arthritis, joint pain, rheumatoid arthritis, and more.

5 Cuba Hill Road
Greenlawn, NY 11740

(631) 628-5000

Dr. Harley J. Cohen, MD is a rheumatologist in Greenlawn, NY specializing in adult rheumatology. He graduated from Thomas Jefferson University, Jefferson Medical College. Dr. Harley J. Cohen, MD is affiliated with Mount Sinai Health System.

Office Locations

Mount Sinai Health System

5 Cuba Hill Road
Greenlawn, NY 11740

(631) 628-5000

open_in_new

59 Southern Boulevard
Nesconset, NY 11767

(631) 659-1700

(631) 659-1750

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Noteworthy Medicare Patient Procedures Performed by Dr. Harley J. Cohen, MD in 2023

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

Top 5%

By Volume:

blood draw

phlebotomy for lab tests

white blood cell differential

In 2023, Dr. Harley J. Cohen, MD performed more blood draw, phlebotomy for lab tests, and white blood cell (WBC) differential procedures for Medicare patients than 95% of providers in related specialties within New York.

Top 25%

By Volume:

biological response modifier therapy

blood tests

complete blood count

intravenous infusion therapy

intravenous chemotherapy

rheumatoid factor test

By Affordability:

antibody tests

autoantibody tests

immunoglobulin tests

In 2012, among providers in related specialties within New York, Dr. Harley J. Cohen, MD performed more biological response modifier (BRM) therapy, blood tests, complete blood count (CBC), intravenous infusion therapy, intravenous (IV) chemotherapy, and rheumatoid factor (RF) test procedures for Medicare patients than 75% of them and he also had a list price for antibody tests, autoantibody tests, and immunoglobulin tests that was lower than the list prices billed to Medicare by 75% 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. Harley J. Cohen, MD treated as a rheumatologist in Greenlawn, NY during 2012 were lab tests, blood draw, X-rays and thyroid function tests.

Volume of procedures performed by Dr. Harley J. Cohen, MD for Medicare patients.

aspiration	77
blood draw	705
doctor visit	1203
injections	77
lab tests	3881
musculoskeletal imaging	133
spinal procedures	33
thyroid function tests	156
X-rays	166

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Harley J. Cohen, MD treated as a rheumatologist in Greenlawn, NY during 2013 were lab tests, blood draw, aspiration and injections.

Volume of procedures performed by Dr. Harley J. Cohen, MD for Medicare patients.

aspiration	60
blood draw	528
doctor visit	896
hospital care	14
injections	60
inpatient care	14
lab tests	1780
thyroid function tests	33

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Harley J. Cohen, MD.

**Gender**
Male	96
Female	258

**Ethnicity**
Non-Hispanic White	313
Black	0
Hispanic	18
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	133
From 75 to 84	138
85 and over	35
Less than 65	48

Conditions of Medicare patients treated by Dr. Harley J. Cohen, MD in 2013

Hypertension	75
High Cholesterol	72
Stroke	3
Ischemic Heart Disease	44
Depression	17
Chronic Kidney Disease	18
Asthma	9
Osteoperosis	35
Atrial Fibrilation	11
Heart Failure	15
Chronic Obstructive Pulmonary Disease	13
Diabetes	43
Dementia	8
Cancer	8

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Harley J. Cohen, MD treated as a rheumatologist in Greenlawn, NY during 2014 were blood draw, aspiration and injections.

Volume of procedures performed by Dr. Harley J. Cohen, MD for Medicare patients.

aspiration	24
blood draw	315
doctor visit	596
injections	24

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Harley J. Cohen, MD.

**Gender**
Male	74
Female	137

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

**Age**
From 65 to 74	95
From 75 to 84	72
85 and over	18
Less than 65	26

Conditions of Medicare patients treated by Dr. Harley J. Cohen, MD in 2014

Hypertension	75
High Cholesterol	66
Stroke	6
Ischemic Heart Disease	38
Depression	15
Chronic Kidney Disease	22
Asthma	9
Osteoperosis	25
Atrial Fibrilation	11
Heart Failure	16
Chronic Obstructive Pulmonary Disease	15
Diabetes	35
Dementia	8
Cancer	9

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Harley J. Cohen, MD treated as a rheumatologist in Greenlawn, NY during 2015 were blood draw, lab tests, aspiration and injections.

Volume of procedures performed by Dr. Harley J. Cohen, MD for Medicare patients.

aspiration	20
blood draw	463
doctor visit	818
hospital care	13
injections	20
inpatient care	13
lab tests	173

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Harley J. Cohen, MD.

**Gender**
Male	196
Female	422

**Ethnicity**
Non-Hispanic White	562
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	244
From 75 to 84	246
85 and over	48
Less than 65	80

Conditions of Medicare patients treated by Dr. Harley J. Cohen, MD in 2015

Hypertension	74
High Cholesterol	67
Stroke	7
Ischemic Heart Disease	33
Depression	17
Chronic Kidney Disease	19
Asthma	14
Osteoperosis	23
Atrial Fibrilation	15
Heart Failure	16
Chronic Obstructive Pulmonary Disease	14
Diabetes	32
Dementia	9
Cancer	9

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Harley J. Cohen, MD treated as a rheumatologist in Greenlawn, NY during 2016 were lab tests, blood draw, aspiration and injections.

Volume of procedures performed by Dr. Harley J. Cohen, MD for Medicare patients.

aspiration	14
blood draw	553
doctor visit	1032
injections	14
lab tests	611

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Harley J. Cohen, MD.

**Gender**
Male	125
Female	234

**Ethnicity**
Non-Hispanic White	334
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	158
From 75 to 84	129
85 and over	34
Less than 65	38

Conditions of Medicare patients treated by Dr. Harley J. Cohen, MD in 2016

Hypertension	75
High Cholesterol	60
Stroke	4
Ischemic Heart Disease	32
Depression	16
Chronic Kidney Disease	22
Asthma	18
Osteoperosis	19
Atrial Fibrilation	11
Heart Failure	13
Chronic Obstructive Pulmonary Disease	18
Diabetes	28
Dementia	7
Cancer	12

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Harley J. Cohen, MD treated as a rheumatologist in Greenlawn, NY during 2017 were lab tests and blood draw.

Volume of procedures performed by Dr. Harley J. Cohen, MD for Medicare patients.

blood draw	544
doctor visit	1093
lab tests	875

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Harley J. Cohen, MD.

**Gender**
Male	145
Female	305

**Ethnicity**
Non-Hispanic White	410
Black	13
Hispanic	11
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	192
From 75 to 84	171
85 and over	41
Less than 65	46

Conditions of Medicare patients treated by Dr. Harley J. Cohen, MD in 2017

Hypertension	74
High Cholesterol	48
Stroke	3
Ischemic Heart Disease	33
Depression	16
Chronic Kidney Disease	25
Asthma	8
Osteoperosis	24
Atrial Fibrilation	12
Heart Failure	15
Chronic Obstructive Pulmonary Disease	14
Diabetes	28
Dementia	6
Cancer	12

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Harley J. Cohen, MD treated as a rheumatologist in Greenlawn, NY during 2018 were lab tests, blood draw, chemotherapy and biological response modifier (BRM) therapy.

Volume of procedures performed by Dr. Harley J. Cohen, MD for Medicare patients.

aspiration	14
biological response modifier (BRM) therapy	74
blood draw	586
chemotherapy	74
doctor visit	1290
injections	14
lab tests	1583
minimally invasive procedures	74

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Harley J. Cohen, MD.

**Gender**
Male	179
Female	336

**Ethnicity**
Non-Hispanic White	468
Black	15
Hispanic	0
Asian	0
Other	16
Native American	0

**Age**
From 65 to 74	206
From 75 to 84	194
85 and over	60
Less than 65	55

Conditions of Medicare patients treated by Dr. Harley J. Cohen, MD in 2018

Hypertension	72
High Cholesterol	66
Stroke	3
Ischemic Heart Disease	34
Depression	16
Chronic Kidney Disease	26
Asthma	10
Osteoperosis	23
Atrial Fibrilation	14
Heart Failure	13
Chronic Obstructive Pulmonary Disease	12
Diabetes	28
Dementia	6
Cancer	10

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Harley J. Cohen, MD treated as a rheumatologist in Greenlawn, NY during 2019 were lab tests, blood draw, chemotherapy and biological response modifier (BRM) therapy.

Volume of procedures performed by Dr. Harley J. Cohen, MD for Medicare patients.

biological response modifier (BRM) therapy	116
blood draw	644
chemotherapy	116
diabetes management	13
doctor visit	1241
lab tests	2419
minimally invasive procedures	116
preventive care	67
thyroid function tests	35

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Harley J. Cohen, MD.

**Gender**
Male	146
Female	378

**Ethnicity**
Non-Hispanic White	483
Black	14
Hispanic	0
Asian	0
Other	14
Native American	0

**Age**
From 65 to 74	206
From 75 to 84	207
85 and over	58
Less than 65	53

Conditions of Medicare patients treated by Dr. Harley J. Cohen, MD in 2019

Hypertension	75
High Cholesterol	67
Stroke	4
Ischemic Heart Disease	37
Depression	16
Chronic Kidney Disease	27
Asthma	9
Osteoperosis	28
Atrial Fibrilation	11
Heart Failure	13
Chronic Obstructive Pulmonary Disease	13
Diabetes	25
Dementia	6
Cancer	11

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Harley J. Cohen, MD treated as a rheumatologist in Greenlawn, NY during 2020 were lab tests, blood draw, chemotherapy and biological response modifier (BRM) therapy.

Volume of procedures performed by Dr. Harley J. Cohen, MD for Medicare patients.

aspiration	15
biological response modifier (BRM) therapy	134
blood draw	592
chemotherapy	134
diabetes management	13
doctor visit	1080
injections	15
lab tests	2292
minimally invasive procedures	134
preventive care	81
thyroid function tests	43

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Harley J. Cohen, MD.

**Gender**
Male	143
Female	386

**Ethnicity**
Non-Hispanic White	476
Black	0
Hispanic	19
Asian	0
Other	16
Native American	0

**Age**
From 65 to 74	219
From 75 to 84	195
85 and over	61
Less than 65	54

Conditions of Medicare patients treated by Dr. Harley J. Cohen, MD in 2020

Hypertension	65
High Cholesterol	63
Stroke	4
Ischemic Heart Disease	37
Depression	16
Chronic Kidney Disease	25
Asthma	7
Osteoperosis	26
Atrial Fibrilation	10
Heart Failure	11
Chronic Obstructive Pulmonary Disease	10
Diabetes	24
Dementia	5
Cancer	9

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Harley J. Cohen, MD treated as a rheumatologist in Greenlawn, NY during 2021 were lab tests, blood draw, chemotherapy and biological response modifier (BRM) therapy.

Volume of procedures performed by Dr. Harley J. Cohen, MD for Medicare patients.

biological response modifier (BRM) therapy	223
blood draw	695
chemotherapy	223
diabetes management	15
doctor visit	1173
lab tests	2762
minimally invasive procedures	223
preventive care	51
thyroid function tests	26

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Harley J. Cohen, MD.

**Gender**
Male	147
Female	388

**Ethnicity**
Non-Hispanic White	482
Black	11
Hispanic	0
Asian	0
Other	24
Native American	0

**Age**
From 65 to 74	244
From 75 to 84	192
85 and over	52
Less than 65	47

Conditions of Medicare patients treated by Dr. Harley J. Cohen, MD in 2021

Hypertension	69
High Cholesterol	70
Stroke	5
Ischemic Heart Disease	39
Depression	19
Chronic Kidney Disease	27
Asthma	8
Osteoperosis	31
Atrial Fibrilation	12
Heart Failure	13
Chronic Obstructive Pulmonary Disease	10
Diabetes	25
Dementia	6
Cancer	10

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Harley J. Cohen, MD treated as a rheumatologist in Greenlawn, NY during 2022 were lab tests, blood draw, minimally invasive procedures and chemotherapy.

Volume of procedures performed by Dr. Harley J. Cohen, MD for Medicare patients.

biological response modifier (BRM) therapy	222
blood draw	740
chemotherapy	222
diabetes management	16
doctor visit	1220
lab tests	3021
minimally invasive procedures	282
preventive care	62
thyroid function tests	45

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Harley J. Cohen, MD.

**Gender**
Male	159
Female	417

**Ethnicity**
Non-Hispanic White	514
Black	13
Hispanic	14
Asian	12
Other	23
Native American	0

**Age**
From 65 to 74	242
From 75 to 84	223
85 and over	62
Less than 65	49

Conditions of Medicare patients treated by Dr. Harley J. Cohen, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	11
Ischemic Heart Disease	31
Depression	18
Chronic Kidney Disease	19
Asthma	11
Osteoperosis	37
Atrial Fibrilation	15
Heart Failure	12
Chronic Obstructive Pulmonary Disease	12
Diabetes	25
Dementia	5
Cancer	14

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Harley J. Cohen, MD for Medicare patients.

The highest averages for the top procedures that Dr. Harley J. Cohen, MD treated as a rheumatologist in Greenlawn, NY were lab tests, blood draw, X-rays and minimally invasive procedures.

aspiration	32
biological response modifier (BRM) therapy	153
blood draw	578
chemotherapy	153
diabetes management	14
doctor visit	1058
hospital care	13
injections	32
inpatient care	13
lab tests	1939
minimally invasive procedures	165
musculoskeletal imaging	133
preventive care	65
spinal procedures	33
thyroid function tests	56
X-rays	166

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Harley J. Cohen, MD.

**Gender**
Male	128
Female	296

**Ethnicity**
Black / African American	6
Asian / Pacific Islander	1
Non-Hispanic White	384
Native American / Alaskan Native	0
Hispanic	5
Other	8

**Age**
75 to 84	160
85 and over	42
Less than 65	45
65 to 74	176

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

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

Hypertension	66
High Cholesterol	59
Stroke	4
Ischemic Heart Disease	32
Depression	15
Chronic Kidney Disease	20
Asthma	9
Osteoporosis	24
Heart Failure	12
Chronic Obstructive Pulmonary Disease	11
Diabetes	26
Atrial Fibrillation	11
Dementia	6
Cancer	9

Education & Training

Dr. Harley J. Cohen, MD graduated from Thomas Jefferson University, Jefferson Medical College. He completed residency at Virginia Commonwealth University (VCU) Affiliated Hospitals. He is certified by the American Board of Internal Medicine and has a state license in New York.

Medical School: Thomas Jefferson University, Jefferson Medical College

Residency: Virginia Commonwealth University (VCU) Affiliated Hospitals

Board Certification: American Board of Internal Medicine

Licensed In: New York

Affiliations & Hospitals

Dr. Harley J. Cohen, MD is associated with these hospitals and organizations:

Mount Sinai Health System

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. Harley J. Cohen, MD appears to accept the following insurance providers: Cigna, Group Health Incorporated (GHI), 1199SEIU, EmblemHealth, MagnaCare, Oscar, United Healthcare, Horizon Blue Cross Blue Shield, Elderplan, VNSNY Choice Medicare, Healthfirst Exchange, Medicare - NY, AETNA - Medicare, Centivo, Oxford - Freedom and Liberty, AETNA - Commercial and Medicare - NJ.

Insurance Accepted by Provider includes:

According to our sources, Dr. Harley J. Cohen, MD accepts the following insurance providers:

Cigna

Group Health Incorporated (GHI)

1199SEIU

EmblemHealth

MagnaCare

Oscar

United Healthcare

Horizon Blue Cross Blue Shield

Elderplan

VNSNY Choice Medicare

Healthfirst Exchange

Medicare - NY

AETNA - Medicare

Centivo

Oxford - Freedom and Liberty

AETNA - Commercial

Medicare - NJ

Ratings & Reviews

Dr. Harley J. Cohen, MD has an exceptional overall rating with an average of 4.9 out of 5 stars based on 497 ratings. We collect ratings and reviews of Dr. Harley J. Cohen, MD from all over the web to help you find the right in Greenlawn, NY.

4.9

Overall Rating

(497 Ratings)

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General Payments

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

**Payments by Company**
Takeda Pharmaceuticals America, Inc.	$9,262 Colcrys $9,237	Uloric $25
Janssen Biotech, Inc.	$554 SIMPONI ARIA $554
MEDAC PHARMA, INC.	$171 Rasuvo $171
GlaxoSmithKline, LLC.	$128 KINRIX $16	BENLYSTA $12	$100
Pfizer Inc.	$117 XELJANZ $106	CELEBREX $11	LYRICA $0
Other	$257 KRYSTEXXA $94	Early Intervention $21	RAYOS-5mg Prednisone $6	$135

**Types of Payments**
Consulting Fee	$5,529
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program	$4,000
Food and Beverage	$772
Honoraria	$100
Education	$87

Biography

Dr. Harley Cohen's medical specialty is adult rheumatology. Clinical interests for Dr. Cohen include joint pain, rheumatoid arthritis, and gout. Patient reviews placed him at an average of 5.0 stars (out of 5). He seems to honor several insurance carriers, including MagnaCare, Blue California, and Elderplan. He attended Thomas Jefferson University, Jefferson Medical College and then went on to complete his residency at a hospital affiliated with Virginia Commonwealth University (VCU). Dr. Cohen's professional affiliations include Mount Sinai Hospital and Mount Sinai Health System. Mount Sinai Health System reports that he is accepting new patients at his office in Greenlawn, NY.