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Dr. Eugene William St. Clair, MD

Accepting New Patients

(Dr. Eugene William St Clair, M.D.)

(510 Ratings)

Specializes in: Adult Rheumatology

West Virginia University School of Medicine (1980)

234 Crooked Creek Parkway
Durham, NC 27713

(919) 385-3000

Dr. Eugene William St. Clair, MD is a rheumatologist in Durham, NC specializing in adult rheumatology. He graduated from West Virginia University School of Medicine in 1980 and has 46 years of experience. Dr. Eugene William St. Clair, MD is affiliated with Duke Health.

Office Locations

2100 Erwin Road
Durham, NC 27710

open_in_new

Duke Health

234 Crooked Creek Parkway
Durham, NC 27713

(919) 385-3000

(919) 576-8823

open_in_new

Duke Health

40 Duke Medicine Circle
Durham, NC 27710

(919) 681-3089

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Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Eugene William St. Clair, MD treated as a rheumatologist in Durham, NC during 2012 were hospital care, inpatient care, aspiration and preventive care.

Volume of procedures performed by Dr. Eugene William St. Clair, MD for Medicare patients.

aspiration	12
doctor visit	382
hospital care	19
injections	12
inpatient care	19
preventive care	12
vaccines	12

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

Volume of procedures performed by Dr. Eugene William St. Clair, MD for Medicare patients.

doctor visit	376

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Eugene William St. Clair, MD.

**Gender**
Male	67
Female	196

**Ethnicity**
Non-Hispanic White	205
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	117
From 75 to 84	0
85 and over	0
Less than 65	84

Conditions of Medicare patients treated by Dr. Eugene William St. Clair, MD in 2013

Hypertension	58
High Cholesterol	40
Stroke	0
Ischemic Heart Disease	22
Depression	23
Chronic Kidney Disease	17
Asthma	8
Osteoperosis	13
Atrial Fibrilation	8
Heart Failure	15
Chronic Obstructive Pulmonary Disease	10
Diabetes	25
Dementia	4
Cancer	10

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

Volume of procedures performed by Dr. Eugene William St. Clair, MD for Medicare patients.

doctor visit	335

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Eugene William St. Clair, MD.

**Gender**
Male	69
Female	151

**Ethnicity**
Non-Hispanic White	186
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	106
From 75 to 84	0
85 and over	0
Less than 65	56

Conditions of Medicare patients treated by Dr. Eugene William St. Clair, MD in 2014

Hypertension	56
High Cholesterol	45
Stroke	0
Ischemic Heart Disease	22
Depression	22
Chronic Kidney Disease	17
Asthma	7
Osteoperosis	9
Atrial Fibrilation	8
Heart Failure	11
Chronic Obstructive Pulmonary Disease	10
Diabetes	23
Dementia	0
Cancer	6

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

Volume of procedures performed by Dr. Eugene William St. Clair, MD for Medicare patients.

doctor visit	375

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Eugene William St. Clair, MD.

**Gender**
Male	164
Female	310

**Ethnicity**
Non-Hispanic White	376
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	242
From 75 to 84	98
85 and over	22
Less than 65	112

Conditions of Medicare patients treated by Dr. Eugene William St. Clair, MD in 2015

Hypertension	55
High Cholesterol	43
Stroke	5
Ischemic Heart Disease	23
Depression	26
Chronic Kidney Disease	22
Asthma	13
Osteoperosis	12
Atrial Fibrilation	11
Heart Failure	13
Chronic Obstructive Pulmonary Disease	12
Diabetes	24
Dementia	0
Cancer	10

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Eugene William St. Clair, MD treated as a rheumatologist in Durham, NC during 2016 were hospital care and inpatient care.

Volume of procedures performed by Dr. Eugene William St. Clair, MD for Medicare patients.

doctor visit	400
hospital care	30
inpatient care	30

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Eugene William St. Clair, MD.

**Gender**
Male	85
Female	182

**Ethnicity**
Non-Hispanic White	208
Black	42
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	138
From 75 to 84	56
85 and over	14
Less than 65	59

Conditions of Medicare patients treated by Dr. Eugene William St. Clair, MD in 2016

Hypertension	60
High Cholesterol	43
Stroke	6
Ischemic Heart Disease	25
Depression	25
Chronic Kidney Disease	30
Asthma	15
Osteoperosis	15
Atrial Fibrilation	10
Heart Failure	14
Chronic Obstructive Pulmonary Disease	12
Diabetes	21
Dementia	5
Cancer	9

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Eugene William St. Clair, MD treated as a rheumatologist in Durham, NC during 2017 were aspiration and injections.

Volume of procedures performed by Dr. Eugene William St. Clair, MD for Medicare patients.

aspiration	19
doctor visit	381
injections	19

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Eugene William St. Clair, MD.

**Gender**
Male	73
Female	192

**Ethnicity**
Non-Hispanic White	211
Black	38
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	128
From 75 to 84	69
85 and over	12
Less than 65	56

Conditions of Medicare patients treated by Dr. Eugene William St. Clair, MD in 2017

Hypertension	58
High Cholesterol	40
Stroke	4
Ischemic Heart Disease	23
Depression	26
Chronic Kidney Disease	31
Asthma	7
Osteoperosis	13
Atrial Fibrilation	8
Heart Failure	14
Chronic Obstructive Pulmonary Disease	12
Diabetes	26
Dementia	6
Cancer	12

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Eugene William St. Clair, MD treated as a rheumatologist in Durham, NC during 2018 were hospital care and inpatient care.

Volume of procedures performed by Dr. Eugene William St. Clair, MD for Medicare patients.

doctor visit	374
hospital care	11
inpatient care	11

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Eugene William St. Clair, MD.

**Gender**
Male	72
Female	191

**Ethnicity**
Non-Hispanic White	213
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	132
From 75 to 84	65
85 and over	11
Less than 65	55

Conditions of Medicare patients treated by Dr. Eugene William St. Clair, MD in 2018

Hypertension	60
High Cholesterol	45
Stroke	6
Ischemic Heart Disease	31
Depression	29
Chronic Kidney Disease	30
Asthma	11
Osteoperosis	11
Atrial Fibrilation	9
Heart Failure	17
Chronic Obstructive Pulmonary Disease	13
Diabetes	31
Dementia	7
Cancer	10

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Eugene William St. Clair, MD treated as a rheumatologist in Durham, NC during 2019 were hospital care and inpatient care.

Volume of procedures performed by Dr. Eugene William St. Clair, MD for Medicare patients.

doctor visit	397
hospital care	12
inpatient care	12

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Eugene William St. Clair, MD.

**Gender**
Male	69
Female	184

**Ethnicity**
Non-Hispanic White	206
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	127
From 75 to 84	73
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Eugene William St. Clair, MD in 2019

Hypertension	60
High Cholesterol	45
Stroke	0
Ischemic Heart Disease	29
Depression	28
Chronic Kidney Disease	28
Asthma	12
Osteoperosis	11
Atrial Fibrilation	10
Heart Failure	15
Chronic Obstructive Pulmonary Disease	14
Diabetes	26
Dementia	6
Cancer	10

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Eugene William St. Clair, MD treated as a rheumatologist in Durham, NC during 2020 were hospital care and inpatient care.

Volume of procedures performed by Dr. Eugene William St. Clair, MD for Medicare patients.

doctor visit	285
hospital care	14
inpatient care	14

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Eugene William St. Clair, MD.

**Gender**
Male	60
Female	179

**Ethnicity**
Non-Hispanic White	194
Black	32
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	115
From 75 to 84	69
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Eugene William St. Clair, MD in 2020

Hypertension	54
High Cholesterol	46
Stroke	0
Ischemic Heart Disease	26
Depression	26
Chronic Kidney Disease	26
Asthma	11
Osteoperosis	12
Atrial Fibrilation	8
Heart Failure	15
Chronic Obstructive Pulmonary Disease	9
Diabetes	24
Dementia	0
Cancer	10

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

Volume of procedures performed by Dr. Eugene William St. Clair, MD for Medicare patients.

doctor visit	340

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Eugene William St. Clair, MD.

**Gender**
Male	54
Female	175

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

**Age**
From 65 to 74	106
From 75 to 84	75
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Eugene William St. Clair, MD in 2021

Hypertension	59
High Cholesterol	52
Stroke	0
Ischemic Heart Disease	28
Depression	24
Chronic Kidney Disease	27
Asthma	12
Osteoperosis	15
Atrial Fibrilation	8
Heart Failure	18
Chronic Obstructive Pulmonary Disease	11
Diabetes	24
Dementia	0
Cancer	7

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Eugene William St. Clair, MD treated as a rheumatologist in Durham, NC during 2022 were hospital care and inpatient care.

Volume of procedures performed by Dr. Eugene William St. Clair, MD for Medicare patients.

doctor visit	343
hospital care	12
inpatient care	12

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Eugene William St. Clair, MD.

**Gender**
Male	59
Female	193

**Ethnicity**
Non-Hispanic White	213
Black	27
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	113
From 75 to 84	86
85 and over	13
Less than 65	40

Conditions of Medicare patients treated by Dr. Eugene William St. Clair, MD in 2022

Hypertension	66
High Cholesterol	64
Stroke	6
Ischemic Heart Disease	22
Depression	23
Chronic Kidney Disease	24
Asthma	15
Osteoperosis	22
Atrial Fibrilation	15
Heart Failure	15
Chronic Obstructive Pulmonary Disease	17
Diabetes	20
Dementia	0
Cancer	13

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Eugene William St. Clair, MD for Medicare patients.

The highest averages for the top procedures that Dr. Eugene William St. Clair, MD treated as a rheumatologist in Durham, NC were hospital care, inpatient care, aspiration and injections.

aspiration	15
doctor visit	362
hospital care	16
injections	15
inpatient care	16
preventive care	12
vaccines	12

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Eugene William St. Clair, MD.

**Gender**
Male	70
Female	177

**Ethnicity**
Black / African American	15
Asian / Pacific Islander	0
Non-Hispanic White	200
Native American / Alaskan Native	0
Hispanic	0
Other	0

**Age**
75 to 84	53
85 and over	6
Less than 65	42
65 to 74	120

Average of Total of Conditions of Medicare patients treated by Dr. Eugene William St. Clair, MD From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. Eugene William St. Clair, MD treated were hypertension, high cholesterol, chronic kidney disease and depression.

Hypertension	53
High Cholesterol	42
Stroke	2
Ischemic Heart Disease	22
Depression	22
Chronic Kidney Disease	22
Asthma	10
Osteoporosis	12
Heart Failure	13
Chronic Obstructive Pulmonary Disease	10
Diabetes	22
Atrial Fibrillation	8
Dementia	2
Cancer	8

Education & Training

Dr. Eugene William St. Clair, MD graduated from West Virginia University School of Medicine in 1980. He completed residency at Duke University Medical Center. He is certified by the American Board of Internal Med, Internal Medicine and has a state license in North Carolina.

Medical School: West Virginia University School of Medicine (1980)

Residency: Duke University Medical Center (1983)

Board Certification: American Board of Internal Med, Internal Medicine

Licensed In: North Carolina

Affiliations & Hospitals

Dr. Eugene William St. Clair, MD is associated with these hospitals and organizations:

Duke Health

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. Eugene William St. Clair, MD appears to accept the following insurance providers: MedCost, Aetna Traditional Choice, Aetna Medicare PPO, BlueCross BlueShield of North Carolina, CIGNA Open Access Plus, WellCare, AmeriHealth, Medicare Part B, Medicare Advantage, AARP, CIGNA Open Access, United Healthcare PPO, United Healthcare POS, United Healthcare HMO, Aetna, Aetna Workers' Compensation, TRICARE Prime, United Healthcare, Aetna Open Choice PPO, TRICARE Prime Remote, Medicare, Medicaid, Humana, Cigna, TRICARE, Harvard Pilgrim Health Care, Aetna Managed Choice POS, Gateway Health Alliance, Aetna HMO, Alliance Health (*Beginning January 2026), *Duke HomeCare and Hospice does not participate in the plan., Duke Employee Plans, Blue Options (123, PPO, HSA), *Duke HomeCare and Hospice and mental health providers do not participate with the plan., Aetna Quality Point of Service (QPOS), Aetna Choice POS, Aetna Choice POS II, Duke Advantage (*Beginning January 2026), Aetna Medicare Value Plan (HMO), Blue Advantage (*Available in select counties only), Duke Options (*Beginning January 2026), Duke Basic, Duke USA (*Beginning January 2026), Ambetter, Experience Health, Aetna Select HMO, Aetna PCP Coordinated POS Plan, Blue Select, Blue Medicare (HMO, PPO)*, Aetna Limited Benefit Insurance PPO, Vaya Health (*Beginning January 2026), Healthy Blue, Trillium (*Beginning January 2026), Aetna Health Network Only, Aetna Health Network Option, All Savers Fully Insured, Blue Value (*Duke Health Lake Norman and Kernodle Clinics only), First Medicare Direct, Carolina Complete Health, Healthgram, All Savers Alternate Funding, Aetna Medicare Assure Plan (HMO D-SNP), Aetna/CVS Health, Aetna Elect Choice HMO, Aetna Open Access Elect Choice, Partners (*Beginning January 2026), Aetna Voluntary Indemnity Group Plan, Duke Select, Aetna Open Access HMO, Open Access Aetna Select, Aetna Open Access Managed Choice, NC State Employees Health Plan, Ambetter of North Carolina and United Medical Resources (UMR).

Insurance Accepted by Provider includes:

According to our sources, Dr. Eugene William St. Clair, MD accepts the following insurance providers:

MedCost

Aetna Traditional Choice

Aetna Medicare PPO

BlueCross BlueShield of North Carolina

CIGNA Open Access Plus

WellCare

AmeriHealth

Medicare Part B

Medicare Advantage

AARP

CIGNA Open Access

United Healthcare PPO

United Healthcare POS

United Healthcare HMO

Aetna

Aetna Workers' Compensation

TRICARE Prime

United Healthcare

Aetna Open Choice PPO

TRICARE Prime Remote

Medicare

Medicaid

Humana

Cigna

TRICARE

Harvard Pilgrim Health Care

Aetna Managed Choice POS

Gateway Health Alliance

Aetna HMO

Alliance Health (*Beginning January 2026)

*Duke HomeCare and Hospice does not participate in the plan.

Duke Employee Plans

Blue Options (123, PPO, HSA)

*Duke HomeCare and Hospice and mental health providers do not participate with the plan.

Aetna Quality Point of Service (QPOS)

Aetna Choice POS, Aetna Choice POS II

Duke Advantage (*Beginning January 2026)

Aetna Medicare Value Plan (HMO)

Blue Advantage (*Available in select counties only)

Duke Options (*Beginning January 2026)

Duke Basic

Duke USA (*Beginning January 2026)

Ambetter

Experience Health

Aetna Select HMO

Aetna PCP Coordinated POS Plan

Blue Select

Blue Medicare (HMO, PPO)*

Aetna Limited Benefit Insurance PPO

Vaya Health (*Beginning January 2026)

Healthy Blue

Trillium (*Beginning January 2026)

Aetna Health Network Only, Aetna Health Network Option

All Savers Fully Insured

Blue Value (*Duke Health Lake Norman and Kernodle Clinics only)

First Medicare Direct

Carolina Complete Health

Healthgram

All Savers Alternate Funding

Aetna Medicare Assure Plan (HMO D-SNP)

Aetna/CVS Health

Aetna Elect Choice HMO, Aetna Open Access Elect Choice

Partners (*Beginning January 2026)

Aetna Voluntary Indemnity Group Plan

Duke Select

Aetna Open Access HMO, Open Access Aetna Select, Aetna Open Access Managed Choice

NC State Employees Health Plan

Ambetter of North Carolina

United Medical Resources (UMR)

Ratings & Reviews

Dr. Eugene William St. Clair, MD has an exceptional overall rating with an average of 4.86 out of 5 stars based on 510 ratings. We collect ratings and reviews of Dr. Eugene William St. Clair, MD from all over the web to help you find the right in Durham, NC.

4.86

Overall Rating

(510 Ratings)

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General Payments

These charts describe general payments received by Dr. Eugene William St. Clair, MD. Doctors may receive payments for a number of reasons, including meal compensation, travel compensation, and consulting.

**Payments by Company**
E.R. Squibb & Sons, L.L.C.	$4,550 ORENCIA $4,550
AbbVie, Inc.	$400 $400
Lilly USA, LLC	$48 $48
Regeneron Pharmaceuticals, Inc.	$25 PRALUENT ALIROCUMAB INJECTION $25

**Types of Payments**
Consulting Fee	$4,950
Food and Beverage	$73

Research Payments

Dr. Eugene William St. Clair, MD has received 5 research payments totaling $14,929.

Biography

Dr. Eugene St Clair works as an adult rheumatology. Dr. St Clair is rated 5.0 stars (out of 5) by his patients. He usually is in-network for Blue California, CIGNA Plans, and TRICARE, as well as other insurance carriers. He attended West Virginia University School of Medicine and then went on to complete his residency at Duke University Medical Center. He is affiliated with Duke Health. According to Duke Health, he is currently accepting new patients at his office in Durham, NC.