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Dr. Gregg Alan Warshaw, MD

(Gregg Warshaw, MD)

(15 Ratings)

Specializes in: Family Medicine, Geriatrics (Elderly Care) and General Practice

University of Michigan Medical School (1976)

100 Eastowne Drive
Chapel Hill, NC 27514

(984) 974-6599

Dr. Gregg Alan Warshaw, MD is a family medicine practitioner in Chapel Hill, NC specializing in family medicine, geriatrics (elderly care) and general practice. He graduated from University of Michigan Medical School in 1976 and has 50 years of experience. Dr. Gregg Alan Warshaw, MD is affiliated with UNC Health and UNC Hospitals.

Office Locations

100 Eastowne Drive
Chapel Hill, NC 27514

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In The News (see more mentions in the news)

“"There's still tremendous ageism in the health care system and society," said geriatrician Gregg Warshaw, a professor at the University of North Carolina School of Medicine.”—"Who will care for older adults? We've plenty of know-how but too few specialists", CNN, November 2023

“"There s still tremendous ageism in the health care system and society," said geriatrician Gregg Warshaw, a professor at the University of North Carolina School of Medicine.”—"Who Will Care for Older Adults? We ve Plenty of Know-How but Too Few Specialists - KFF Health News", KFF Health News, November 2023

“According to Gregg Warshaw, MD, Professor of Family Medicine at the University of Cincinnati and former President of the American Geriatric Society (personal communication), the following are some...”—"Starting Hospice Care for a Loved One: A Heartbreaking Decision", Huff Post, February 2014

Noteworthy Medicare Patient Procedures Performed by Dr. Gregg Alan Warshaw, MD in 2023

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

Top 5%

By Affordability:

blood tests

In 2023, Dr. Gregg Alan Warshaw, MD had a list price for blood tests that was lower than the list prices billed to Medicare by 95% of providers in related specialties within North Carolina. 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:

lab tests

In 2012, Dr. Gregg Alan Warshaw, MD had a list price for lab tests that was lower than the list prices billed to Medicare by 75% of providers in related specialties within North Carolina. 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. Gregg Alan Warshaw, MD treated as a family medicine practitioner in Chapel Hill, NC during 2012 were nursing home care.

Volume of procedures performed by Dr. Gregg Alan Warshaw, MD for Medicare patients.

doctor visit	126
nursing home care	266

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Gregg Alan Warshaw, MD treated as a family medicine practitioner in Chapel Hill, NC during 2013 were nursing home care.

Volume of procedures performed by Dr. Gregg Alan Warshaw, MD for Medicare patients.

doctor visit	128
nursing home care	180

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregg Alan Warshaw, MD.

**Gender**
Male	70
Female	99

**Ethnicity**
Non-Hispanic White	150
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	0
From 75 to 84	43
85 and over	103
Less than 65	0

Conditions of Medicare patients treated by Dr. Gregg Alan Warshaw, MD in 2013

Hypertension	75
High Cholesterol	53
Stroke	10
Ischemic Heart Disease	52
Depression	44
Chronic Kidney Disease	46
Asthma	12
Osteoperosis	15
Atrial Fibrilation	27
Heart Failure	50
Chronic Obstructive Pulmonary Disease	24
Diabetes	38
Dementia	49
Cancer	22

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Gregg Alan Warshaw, MD treated as a family medicine practitioner in Chapel Hill, NC during 2014 were nursing home care.

Volume of procedures performed by Dr. Gregg Alan Warshaw, MD for Medicare patients.

doctor visit	100
nursing home care	135

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregg Alan Warshaw, MD.

**Gender**
Male	44
Female	95

**Ethnicity**
Non-Hispanic White	117
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	0
From 75 to 84	32
85 and over	90
Less than 65	0

Conditions of Medicare patients treated by Dr. Gregg Alan Warshaw, MD in 2014

Hypertension	75
High Cholesterol	50
Stroke	10
Ischemic Heart Disease	52
Depression	42
Chronic Kidney Disease	41
Asthma	0
Osteoperosis	17
Atrial Fibrilation	17
Heart Failure	47
Chronic Obstructive Pulmonary Disease	15
Diabetes	38
Dementia	47
Cancer	12

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

Volume of procedures performed by Dr. Gregg Alan Warshaw, MD for Medicare patients.

doctor visit	99

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregg Alan Warshaw, MD.

**Gender**
Male	80
Female	134

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

**Age**
From 65 to 74	0
From 75 to 84	58
85 and over	96
Less than 65	0

Conditions of Medicare patients treated by Dr. Gregg Alan Warshaw, MD in 2015

Hypertension	75
High Cholesterol	48
Stroke	11
Ischemic Heart Disease	32
Depression	33
Chronic Kidney Disease	29
Asthma	18
Osteoperosis	16
Atrial Fibrilation	18
Heart Failure	29
Chronic Obstructive Pulmonary Disease	16
Diabetes	30
Dementia	34
Cancer	11

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Gregg Alan Warshaw, MD treated as a family medicine practitioner in Chapel Hill, NC during 2016 were preventive care and vaccines.

Volume of procedures performed by Dr. Gregg Alan Warshaw, MD for Medicare patients.

doctor visit	509
preventive care	51
vaccines	51

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregg Alan Warshaw, MD.

**Gender**
Male	114
Female	175

**Ethnicity**
Non-Hispanic White	229
Black	46
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	122
From 75 to 84	100
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Gregg Alan Warshaw, MD in 2016

Hypertension	71
High Cholesterol	39
Stroke	5
Ischemic Heart Disease	26
Depression	38
Chronic Kidney Disease	29
Asthma	18
Osteoperosis	15
Atrial Fibrilation	14
Heart Failure	19
Chronic Obstructive Pulmonary Disease	14
Diabetes	29
Dementia	29
Cancer	14

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Gregg Alan Warshaw, MD treated as a family medicine practitioner in Chapel Hill, NC during 2017 were preventive care and vaccines.

Volume of procedures performed by Dr. Gregg Alan Warshaw, MD for Medicare patients.

doctor visit	748
preventive care	60
vaccines	60

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregg Alan Warshaw, MD.

**Gender**
Male	139
Female	219

**Ethnicity**
Non-Hispanic White	271
Black	60
Hispanic	0
Asian	0
Other	12
Native American	0

**Age**
From 65 to 74	158
From 75 to 84	103
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Gregg Alan Warshaw, MD in 2017

Hypertension	66
High Cholesterol	33
Stroke	6
Ischemic Heart Disease	31
Depression	37
Chronic Kidney Disease	29
Asthma	10
Osteoperosis	14
Atrial Fibrilation	16
Heart Failure	21
Chronic Obstructive Pulmonary Disease	16
Diabetes	23
Dementia	28
Cancer	14

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Gregg Alan Warshaw, MD treated as a family medicine practitioner in Chapel Hill, NC during 2018 were preventive care and vaccines.

Volume of procedures performed by Dr. Gregg Alan Warshaw, MD for Medicare patients.

doctor visit	775
preventive care	26
vaccines	26

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregg Alan Warshaw, MD.

**Gender**
Male	148
Female	213

**Ethnicity**
Non-Hispanic White	277
Black	45
Hispanic	0
Asian	0
Other	17
Native American	0

**Age**
From 65 to 74	148
From 75 to 84	123
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Gregg Alan Warshaw, MD in 2018

Hypertension	64
High Cholesterol	40
Stroke	7
Ischemic Heart Disease	31
Depression	39
Chronic Kidney Disease	24
Asthma	10
Osteoperosis	11
Atrial Fibrilation	13
Heart Failure	21
Chronic Obstructive Pulmonary Disease	14
Diabetes	25
Dementia	30
Cancer	9

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Gregg Alan Warshaw, MD treated as a family medicine practitioner in Chapel Hill, NC during 2019 were preventive care and vaccines.

Volume of procedures performed by Dr. Gregg Alan Warshaw, MD for Medicare patients.

doctor visit	833
preventive care	35
vaccines	35

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregg Alan Warshaw, MD.

**Gender**
Male	149
Female	235

**Ethnicity**
Non-Hispanic White	313
Black	40
Hispanic	0
Asian	0
Other	17
Native American	0

**Age**
From 65 to 74	141
From 75 to 84	135
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Gregg Alan Warshaw, MD in 2019

Hypertension	69
High Cholesterol	42
Stroke	7
Ischemic Heart Disease	29
Depression	38
Chronic Kidney Disease	26
Asthma	7
Osteoperosis	14
Atrial Fibrilation	17
Heart Failure	21
Chronic Obstructive Pulmonary Disease	15
Diabetes	24
Dementia	28
Cancer	11

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Gregg Alan Warshaw, MD treated as a family medicine practitioner in Chapel Hill, NC during 2020 were preventive care and vaccines.

Volume of procedures performed by Dr. Gregg Alan Warshaw, MD for Medicare patients.

doctor visit	480
preventive care	37
vaccines	37

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregg Alan Warshaw, MD.

**Gender**
Male	143
Female	215

**Ethnicity**
Non-Hispanic White	298
Black	37
Hispanic	0
Asian	0
Other	11
Native American	0

**Age**
From 65 to 74	123
From 75 to 84	124
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Gregg Alan Warshaw, MD in 2020

Hypertension	68
High Cholesterol	41
Stroke	5
Ischemic Heart Disease	30
Depression	41
Chronic Kidney Disease	32
Asthma	8
Osteoperosis	15
Atrial Fibrilation	15
Heart Failure	23
Chronic Obstructive Pulmonary Disease	12
Diabetes	27
Dementia	31
Cancer	11

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Gregg Alan Warshaw, MD treated as a family medicine practitioner in Chapel Hill, NC during 2021 were blood draw, preventive care, vaccines and lab tests.

Volume of procedures performed by Dr. Gregg Alan Warshaw, MD for Medicare patients.

blood draw	45
doctor visit	453
lab tests	26
preventive care	35
vaccines	35

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregg Alan Warshaw, MD.

**Gender**
Male	126
Female	160

**Ethnicity**
Non-Hispanic White	228
Black	29
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	0
From 75 to 84	118
85 and over	87
Less than 65	0

Conditions of Medicare patients treated by Dr. Gregg Alan Warshaw, MD in 2021

Hypertension	63
High Cholesterol	34
Stroke	9
Ischemic Heart Disease	26
Depression	34
Chronic Kidney Disease	28
Asthma	7
Osteoperosis	19
Atrial Fibrilation	13
Heart Failure	19
Chronic Obstructive Pulmonary Disease	10
Diabetes	21
Dementia	30
Cancer	9

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Gregg Alan Warshaw, MD treated as a family medicine practitioner in Chapel Hill, NC during 2022 were blood draw and lab tests.

Volume of procedures performed by Dr. Gregg Alan Warshaw, MD for Medicare patients.

blood draw	83
doctor visit	459
lab tests	23

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregg Alan Warshaw, MD.

**Gender**
Male	125
Female	131

**Ethnicity**
Non-Hispanic White	204
Black	18
Hispanic	0
Asian	0
Other	20
Native American	0

**Age**
From 65 to 74	75
From 75 to 84	107
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Gregg Alan Warshaw, MD in 2022

Hypertension	73
High Cholesterol	59
Stroke	13
Ischemic Heart Disease	24
Depression	37
Chronic Kidney Disease	20
Asthma	9
Osteoperosis	26
Atrial Fibrilation	19
Heart Failure	18
Chronic Obstructive Pulmonary Disease	12
Diabetes	26
Dementia	20
Cancer	12

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Gregg Alan Warshaw, MD treated as a family medicine practitioner in Chapel Hill, NC during 2023 were blood draw and lab tests.

Volume of procedures performed by Dr. Gregg Alan Warshaw, MD for Medicare patients.

blood draw	65
doctor visit	331
lab tests	28

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregg Alan Warshaw, MD.

**Gender**
Male	123
Female	131

**Ethnicity**
Non-Hispanic White	217
Black	0
Hispanic	0
Asian	0
Other	16
Native American	0

**Age**
From 65 to 74	69
From 75 to 84	119
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Gregg Alan Warshaw, MD in 2023

Hypertension	70
High Cholesterol	62
Stroke	12
Ischemic Heart Disease	23
Depression	32
Chronic Kidney Disease	23
Asthma	6
Osteoperosis	29
Atrial Fibrilation	24
Heart Failure	17
Chronic Obstructive Pulmonary Disease	13
Diabetes	25
Dementia	16
Cancer	17

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2023

Volume of procedures performed by Dr. Gregg Alan Warshaw, MD for Medicare patients.

The highest averages for the top procedures that Dr. Gregg Alan Warshaw, MD treated as a family medicine practitioner in Chapel Hill, NC were nursing home care, blood draw, preventive care and vaccines.

blood draw	64
doctor visit	420
lab tests	25
nursing home care	193
preventive care	40
vaccines	40

Average Medicare Patient Data From 2012 - 2023

Information about Medicare patients treated by Dr. Gregg Alan Warshaw, MD.

**Gender**
Female	150
Male	105

**Ethnicity**
Black / African American	22
Asian / Pacific Islander	0
Non-Hispanic White	207
Native American / Alaskan Native	0
Hispanic	0
Other	7

**Age**
75 to 84	88
85 and over	31
Less than 65	0
65 to 74	69

Average of Total of Conditions of Medicare patients treated by Dr. Gregg Alan Warshaw, MD From 2012 - 2023

The highest averages of the most common conditions of Medicare patients that Dr. Gregg Alan Warshaw, MD treated were hypertension, high cholesterol, depression and ischemic heart disease.

Hypertension	64
High Cholesterol	41
Stroke	7
Ischemic Heart Disease	29
Depression	34
Chronic Kidney Disease	27
Asthma	8
Osteoporosis	15
Heart Failure	23
Chronic Obstructive Pulmonary Disease	13
Diabetes	25
Atrial Fibrillation	16
Dementia	28
Cancer	11

Education & Training

Dr. Gregg Alan Warshaw, MD graduated from University of Michigan Medical School in 1976. He completed residency at Duke University Medical Center. He is certified by the Family Medicine-Geriatric Medicine, Board Certified and has a state license in Ohio.

Medical School: University of Michigan Medical School (1976)

Residency: Duke University Medical Center (1980)

Board Certification: Family Medicine-Geriatric Medicine, Board Certified (2009)

Licensed In: Ohio

Affiliations & Hospitals

Dr. Gregg Alan Warshaw, MD is associated with these hospitals and organizations:

UNC Health

UNC Hospitals

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. Gregg Alan Warshaw, MD appears to accept the following insurance providers: WellCare, AmeriHealth Caritas, Aetna, Humana, Cigna, BlueCross BlueShield of North Carolina (BCBSNC), MedCost, UnitedHealthcare, Carolina Complete Health, Liberty Advantage, Contigo Health, Veterans Affairs, Medicare Advantage, United Healthcare, Medicaid, OptumHealth Behavioral Solutions (United Behavioral Health), CHAMPVA, Centene, Group Health Plan (GHP), HealthTeam Advantage, MedCost PPO, FirstCarolinaCare Insurance Company Group Health Plans, North Carolina State Health Plan, BCBSNC Blue Home with UNC Health Alliance (Blue Home with Novant Health is out of network), FirstCarolinaCare FirstMedicare Direct, Contigo Health Plan (WakeMed employees only) (out-of-network beginning January 1, 2026), Aetna Premier Care Network Plus (APCN+) (Tier 2), BCBSNC Group Health Plans (except for Blue High Performance Network (BlueHPN)), Aetna Whole Health (Tier 2), Atlantic Packaging Corporation, Meritain Health, an Aetna Company, Longevity Health Plan I-SNP and Veterans Affairs Community Care Network.

Insurance Accepted by Provider includes:

According to our sources, Dr. Gregg Alan Warshaw, MD accepts the following insurance providers:

WellCare

AmeriHealth Caritas

Aetna

Humana

Cigna

BlueCross BlueShield of North Carolina (BCBSNC)

MedCost

UnitedHealthcare

Carolina Complete Health

Liberty Advantage

Contigo Health

Veterans Affairs

Medicare Advantage

United Healthcare

Medicaid

OptumHealth Behavioral Solutions (United Behavioral Health)

CHAMPVA

Centene

Group Health Plan (GHP)

HealthTeam Advantage

MedCost PPO

FirstCarolinaCare Insurance Company Group Health Plans

North Carolina State Health Plan

BCBSNC Blue Home with UNC Health Alliance (Blue Home with Novant Health is out of network)

FirstCarolinaCare FirstMedicare Direct

Contigo Health Plan (WakeMed employees only) (out-of-network beginning January 1, 2026)

Aetna Premier Care Network Plus (APCN+) (Tier 2)

BCBSNC Group Health Plans (except for Blue High Performance Network (BlueHPN))

Aetna Whole Health (Tier 2)

Atlantic Packaging Corporation

Meritain Health, an Aetna Company

Longevity Health Plan I-SNP

Veterans Affairs Community Care Network

Ratings & Reviews

Dr. Gregg Alan Warshaw, MD has an exceptional overall rating with an average of 4.94 out of 5 stars based on 15 ratings. We collect ratings and reviews of Dr. Gregg Alan Warshaw, MD from all over the web to help you find the right in Chapel Hill, NC.

4.94

Overall Rating

(15 Ratings)

Leave a Review

Biography

Dr. Gregg Warshaw's specialties are general practice, family medicine, and geriatrics (elderly care). Dr. Warshaw has a 5.0 out of 5 star average patient rating. He is affiliated with UNC Hospitals. He accepts UnitedHealthcare, Blue California, Coventry, and more. Unfortunately, according to Yext, he is not currently accepting new patients. Dr. Warshaw attended the University of Michigan Medical School and then went on to complete his residency at Duke University Medical Center.