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Dr. John Gregory Mears, MD

Accepting New Patients

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Specializes in: Adult Oncology and Adult Hematology

Columbia University, College of Physicians and Surgeons

Professional interests include: bleeding disorders, lymphoma, breast cancer, and more.

1978 Crompond Road Suite G1
Cortlandt, NY 10567

(914) 293-8400

Dr. John Gregory Mears, MD is an oncologist in Cortlandt, NY specializing in adult oncology and adult hematology. He graduated from Columbia University, College of Physicians and Surgeons. Dr. John Gregory Mears, MD is affiliated with NewYork-Presbyterian, NewYork-Presbyterian Hudson Valley Hospital, ColumbiaDoctors, NewYork-Presbyterian / Columbia University Irving Medical Center and THE WESTCHESTER MEDICAL PRACTICE PC.

Office Locations

Address:

1978 Crompond Road Suite G1
Cortlandt, NY 10567

Address:

1980 Crompond Road
Toddville, NY 10567

In The News

“"Hematologic malignancies are forms of cancer that begin in the cells of blood-forming tissue, such as the bone marrow, or in the cells of the immune system," says Dr. J. Gregory Mears a board...”—"Story from NewYork-Presbyterian Hospital: Medical advances show promise for some blood cancers", The Journal News, September 2017

“She eventually made her way to J. Gregory Mears, a hematologist at Columbia University, who quickly gave her a diagnosis of myelodysplastic syndrome, an aggressive blood disorder that destroys the...”—"Nora Ephron's Final Act (Published 2013)", New York Times, March 2013

“My oncologist, J. Gregory Mears, M.D., said that mine "was not a bad story," because my tumors were "indolent," slow-growing.”—""Living in the Lightning: A Cancer Journal"", Salon, June 1999

**Gender**
Male	223
Female	231

**Ethnicity**
Non-Hispanic White	410
Black	19
Hispanic	14
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	171
From 75 to 84	198
85 and over	0
Less than 65	0

Hypertension	63
High Cholesterol	53
Stroke	5
Ischemic Heart Disease	37
Depression	15
Chronic Kidney Disease	23
Asthma	7
Osteoperosis	14
Atrial Fibrilation	15
Heart Failure	18
Chronic Obstructive Pulmonary Disease	11
Diabetes	25
Dementia	7
Cancer	28

aspiration	33
biological response modifier (BRM) therapy	58
blood draw	48
bone marrow tests	66
chemotherapy	58
diagnostic procedures	33
doctor visit	1470
minimally invasive procedures	58

**Gender**
Male	208
Female	241

**Ethnicity**
Non-Hispanic White	399
Black	18
Hispanic	15
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	169
From 75 to 84	196
85 and over	0
Less than 65	0

Hypertension	63
High Cholesterol	52
Stroke	5
Ischemic Heart Disease	40
Depression	17
Chronic Kidney Disease	22
Asthma	7
Osteoperosis	17
Atrial Fibrilation	11
Heart Failure	17
Chronic Obstructive Pulmonary Disease	12
Diabetes	27
Dementia	5
Cancer	29

aspiration	15
bone marrow tests	30
diagnostic procedures	15
doctor visit	1330
hospital care	47
inpatient care	47

**Gender**
Male	432
Female	514

**Ethnicity**
Non-Hispanic White	832
Black	42
Hispanic	30
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	370
From 75 to 84	396
85 and over	0
Less than 65	0

Hypertension	63
High Cholesterol	52
Stroke	7
Ischemic Heart Disease	42
Depression	19
Chronic Kidney Disease	23
Asthma	11
Osteoperosis	16
Atrial Fibrilation	12
Heart Failure	17
Chronic Obstructive Pulmonary Disease	13
Diabetes	27
Dementia	6
Cancer	28

doctor visit	1433
hospital care	18
inpatient care	18

**Gender**
Male	229
Female	271

**Ethnicity**
Non-Hispanic White	434
Black	25
Hispanic	17
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	185
From 75 to 84	203
85 and over	94
Less than 65	18

Hypertension	62
High Cholesterol	52
Stroke	5
Ischemic Heart Disease	40
Depression	18
Chronic Kidney Disease	24
Asthma	16
Osteoperosis	15
Atrial Fibrilation	14
Heart Failure	16
Chronic Obstructive Pulmonary Disease	15
Diabetes	28
Dementia	8
Cancer	26

doctor visit	1523
hospital care	89
inpatient care	89

**Gender**
Male	237
Female	296

**Ethnicity**
Non-Hispanic White	457
Black	23
Hispanic	0
Asian	0
Other	23
Native American	0

**Age**
From 65 to 74	188
From 75 to 84	229
85 and over	101
Less than 65	15

Hypertension	63
High Cholesterol	49
Stroke	6
Ischemic Heart Disease	40
Depression	17
Chronic Kidney Disease	29
Asthma	8
Osteoperosis	16
Atrial Fibrilation	14
Heart Failure	18
Chronic Obstructive Pulmonary Disease	18
Diabetes	29
Dementia	9
Cancer	27

doctor visit	1642

**Gender**
Male	276
Female	327

**Ethnicity**
Non-Hispanic White	519
Black	25
Hispanic	0
Asian	0
Other	29
Native American	0

**Age**
From 65 to 74	221
From 75 to 84	243
85 and over	117
Less than 65	22

Hypertension	63
High Cholesterol	59
Stroke	5
Ischemic Heart Disease	40
Depression	16
Chronic Kidney Disease	31
Asthma	7
Osteoperosis	14
Atrial Fibrilation	15
Heart Failure	21
Chronic Obstructive Pulmonary Disease	14
Diabetes	31
Dementia	9
Cancer	25

doctor visit	1471

**Gender**
Male	250
Female	309

**Ethnicity**
Non-Hispanic White	479
Black	27
Hispanic	0
Asian	0
Other	24
Native American	0

**Age**
From 65 to 74	204
From 75 to 84	225
85 and over	108
Less than 65	22

Hypertension	65
High Cholesterol	61
Stroke	7
Ischemic Heart Disease	40
Depression	14
Chronic Kidney Disease	30
Asthma	8
Osteoperosis	14
Atrial Fibrilation	15
Heart Failure	20
Chronic Obstructive Pulmonary Disease	14
Diabetes	30
Dementia	8
Cancer	23

doctor visit	845

**Gender**
Male	193
Female	244

**Ethnicity**
Non-Hispanic White	374
Black	20
Hispanic	0
Asian	0
Other	20
Native American	0

**Age**
From 65 to 74	158
From 75 to 84	179
85 and over	85
Less than 65	15

Hypertension	60
High Cholesterol	54
Stroke	4
Ischemic Heart Disease	40
Depression	14
Chronic Kidney Disease	35
Asthma	7
Osteoperosis	15
Atrial Fibrilation	14
Heart Failure	19
Chronic Obstructive Pulmonary Disease	12
Diabetes	29
Dementia	9
Cancer	22

blood draw	510
doctor visit	2051

Average Medicare Procedure Volume From 2013 - 2021

Volume of procedures performed by Dr. John Gregory Mears, MD for Medicare patients.

The highest averages for the top procedures that Dr. John Gregory Mears, MD treated as an oncologist in Cortlandt, NY were blood draw, hospital care, inpatient care and chemotherapy.

aspiration	24
biological response modifier (BRM) therapy	58
blood draw	204
bone marrow tests	48
chemotherapy	58
diagnostic procedures	24
doctor visit	1467
hospital care	83
inpatient care	83
minimally invasive procedures	58

Average Medicare Patient Data From 2013 - 2021

Information about Medicare patients treated by Dr. John Gregory Mears, MD.

**Gender**
Female	243
Male	204

**Ethnicity**
Black / African American	19
Asian / Pacific Islander	0
Non-Hispanic White	390
Native American / Alaskan Native	0
Hispanic	7
Other	9

**Age**
85 and over	50
75 to 84	186
Less than 65	9
65 to 74	166

Average of Total of Conditions of Medicare patients treated by Dr. John Gregory Mears, MD From 2013 - 2021

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

Hypertension	50
High Cholesterol	43
Stroke	4
Ischemic Heart Disease	31
Depression	13
Chronic Kidney Disease	21
Asthma	7
Osteoporosis	12
Heart Failure	14
Chronic Obstructive Pulmonary Disease	10
Diabetes	22
Atrial Fibrillation	11
Cancer	20
Dementia	6

Education & Training

Dr. John Gregory Mears, MD graduated from Columbia University, College of Physicians and Surgeons. He completed residency at Boston Medical Center. He is certified by the Hematology Internal Medicine and has a state license in New York.

Medical School: Columbia University, College of Physicians and Surgeons

Residency: Boston Medical Center

Board Certification: Hematology Internal Medicine

Licensed In: New York

Affiliations & Hospitals

Dr. John Gregory Mears, MD is associated with these hospitals and organizations:

NewYork-Presbyterian

NewYork-Presbyterian Hudson Valley Hospital

ColumbiaDoctors

NewYork-Presbyterian / Columbia University Irving Medical Center

THE WESTCHESTER MEDICAL PRACTICE PC

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. John Gregory Mears, MD appears to accept the following insurance providers: Cigna, Fidelis Care, Group Health Incorporated (GHI), Aetna, Healthfirst, EmblemHealth, MVP Health Care, MagnaCare, UnitedHealthcare, Quality Health Management, Amerigroup, Empire BlueCross BlueShield, Affinity Health Plan, Elderplan, Medicare and World Trade Center Health Plan.

Insurance Accepted by Provider includes:

According to our sources, Dr. John Gregory Mears, MD accepts the following insurance providers:

Cigna

Fidelis Care

Group Health Incorporated (GHI)

Aetna

Healthfirst

EmblemHealth

MVP Health Care

MagnaCare

UnitedHealthcare

Quality Health Management

Amerigroup

Empire BlueCross BlueShield

Affinity Health Plan

Elderplan

Medicare

World Trade Center Health Plan

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Ratings & Reviews

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General Payments

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

**Payments by Company**
Celgene Corporation	$938 Revlimid $475	Pomalyst $146	None $125	Abraxane $35	$157
Genentech USA, Inc.	$334 Rituxan $230	Gazyva $104
Novartis Pharmaceuticals Corporation	$278 NON BRAND $131	AFINITOR $63	NON_BRAND $61	TASIGNA $24
Amgen Inc.	$265 Vectibix $125	XGEVA $21	$119
Spectrum Pharmaceuticals Inc.	$138 Folotyn $138
Other	$696 Oncology - Oncaspar $111	ELZONRIS $92	VELCADE $77	ERBITUX $66	Oncaspar $60	Other $289

**Types of Payments**
Food and Beverage	$2,360
Education	$290

Biography

Dr. John Mears is a specialist in adult hematology and adult oncology. After attending Columbia University, College of Physicians and Surgeons for medical school, Dr. Mears completed his residency training at Boston Medical Center. His areas of expertise include the following: leukemia, sickle cell disease, and bleeding disorders. He most likely takes Amerigroup, UnitedHealthcare, and Blue California, as well as other insurance carriers. Dr. Mears is professionally affiliated with NewYork-Presbyterian Hudson Valley Hospital and ColumbiaDoctors. He has an open panel in Cortlandt, NY according to ColumbiaDoctors.

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Dr. John Gregory Mears, MD

Office Locations

In The News

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

2013 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Gregory Mears, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Gregory Mears, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Gregory Mears, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Gregory Mears, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Gregory Mears, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Gregory Mears, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Gregory Mears, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Gregory Mears, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

Average Medicare Procedure Volume From 2013 - 2021

Average Medicare Patient Data From 2013 - 2021

Average of Total of Conditions of Medicare patients treated by Dr. John Gregory Mears, MD From 2013 - 2021

Education & Training

Affiliations & Hospitals

Insurance Information

Ratings & Reviews

General Payments

Biography

Other Providers in Cortlandt, NY