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Dr. Evan S. Dellon, MD MPH

Accepting New Patients

(Evan Dellon, MD, MPH)

(14 Ratings)

Specializes in: Gastroenterology (Digestive System) and General Practice

Johns Hopkins University School of Medicine (1995 - 1999)

300 Meadowmont Village Circle Suite 335
Chapel Hill, NC 27517

(984) 974-5050

Dr. Evan S. Dellon, MD MPH is a gastroenterologist in Chapel Hill, NC specializing in gastroenterology (digestive system) and general practice. He graduated from Johns Hopkins University School of Medicine in 1999 and has 27 years of experience. Dr. Evan S. Dellon, MD MPH is affiliated with UNC Health and UNC Hospitals.

Office Locations

300 Meadowmont Village Circle Suite 335
Chapel Hill, NC 27517

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100 Eastowne Drive
Chapel Hill, NC 27514

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In The News (see more mentions in the news)

“Evan Dellon, MD, MPH, of the University of North Carolina in Chapel Hill, described the research as a "well-done network meta-analysis."”—"Start With Four-Food Elimination Diet for EoE, Researchers Say", MedPage Today, October 2025

“Of the 430 patients, those receiving cendakimab had a least-squares mean change from baseline to week 24 of -6.1 dysphagia days compared with -4.2 dysphagia days in the placebo group (P =0.0005),...”—"Novel Drug Improved Symptoms in Eosinophilic Esophagitis", MedPage Today, October 2024

“The event will feature Evan S. Dellon, MD, MPH (University of North Carolina School of Medicine) who will join Company management to discuss the unmet medical need and current treatment landscape...”—"Eupraxia Pharmaceuticals to Host Virtual KOL Event on EP-104GI Clinical Development Program for Eosinophilic Esophagitis ("EoE") on May 29, 2024", KRON4, May 2024

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Evan S. Dellon, MD MPH treated as a gastroenterologist in Chapel Hill, NC during 2012 were methane breath test, hydrogen breath test, hospital care and inpatient care.

Volume of procedures performed by Dr. Evan S. Dellon, MD MPH for Medicare patients.

diagnostic procedures	79
doctor visit	65
gastrointestinal procedures	79
hospital care	86
hydrogen breath test	112
inpatient care	86
methane breath test	112
minimally invasive procedures	79
removal of lesion (e.g. growth)	79

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Evan S. Dellon, MD MPH treated as a gastroenterologist in Chapel Hill, NC during 2013 were methane breath test, hydrogen breath test, minimally invasive procedures and gastrointestinal procedures.

Volume of procedures performed by Dr. Evan S. Dellon, MD MPH for Medicare patients.

diagnostic procedures	79
doctor visit	55
esophageal dilation	18
gastrointestinal procedures	97
hospital care	31
hydrogen breath test	100
inpatient care	31
methane breath test	100
minimally invasive procedures	97
removal of lesion (e.g. growth)	79

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Evan S. Dellon, MD MPH.

**Gender**
Male	102
Female	158

**Ethnicity**
Non-Hispanic White	201
Black	43
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	110
From 75 to 84	63
85 and over	11
Less than 65	76

Conditions of Medicare patients treated by Dr. Evan S. Dellon, MD MPH in 2013

Hypertension	67
High Cholesterol	47
Stroke	4
Ischemic Heart Disease	28
Depression	37
Chronic Kidney Disease	21
Asthma	14
Osteoperosis	11
Atrial Fibrilation	8
Heart Failure	15
Chronic Obstructive Pulmonary Disease	18
Diabetes	27
Dementia	7
Cancer	14

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Evan S. Dellon, MD MPH treated as a gastroenterologist in Chapel Hill, NC during 2014 were methane breath test, hydrogen breath test, minimally invasive procedures and gastrointestinal procedures.

Volume of procedures performed by Dr. Evan S. Dellon, MD MPH for Medicare patients.

balloon dilation	13
diagnostic procedures	62
doctor visit	36
esophageal dilation	13
gastrointestinal procedures	87
hospital care	22
hydrogen breath test	93
inpatient care	22
methane breath test	93
minimally invasive procedures	87
removal of lesion (e.g. growth)	62

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Evan S. Dellon, MD MPH.

**Gender**
Male	79
Female	129

**Ethnicity**
Non-Hispanic White	156
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	95
From 75 to 84	0
85 and over	0
Less than 65	67

Conditions of Medicare patients treated by Dr. Evan S. Dellon, MD MPH in 2014

Hypertension	69
High Cholesterol	47
Stroke	0
Ischemic Heart Disease	33
Depression	35
Chronic Kidney Disease	28
Asthma	12
Osteoperosis	11
Atrial Fibrilation	10
Heart Failure	18
Chronic Obstructive Pulmonary Disease	18
Diabetes	25
Dementia	0
Cancer	14

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Evan S. Dellon, MD MPH treated as a gastroenterologist in Chapel Hill, NC during 2015 were methane breath test, hydrogen breath test, minimally invasive procedures and gastrointestinal procedures.

Volume of procedures performed by Dr. Evan S. Dellon, MD MPH for Medicare patients.

balloon dilation	16
diagnostic procedures	46
doctor visit	29
esophageal dilation	16
gastrointestinal procedures	75
hospital care	42
hydrogen breath test	114
inpatient care	42
methane breath test	114
minimally invasive procedures	75
removal of lesion (e.g. growth)	46

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Evan S. Dellon, MD MPH.

**Gender**
Male	190
Female	288

**Ethnicity**
Non-Hispanic White	336
Black	112
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	180
From 75 to 84	112
85 and over	26
Less than 65	160

Conditions of Medicare patients treated by Dr. Evan S. Dellon, MD MPH in 2015

Hypertension	70
High Cholesterol	48
Stroke	7
Ischemic Heart Disease	34
Depression	35
Chronic Kidney Disease	34
Asthma	20
Osteoperosis	9
Atrial Fibrilation	12
Heart Failure	21
Chronic Obstructive Pulmonary Disease	16
Diabetes	35
Dementia	6
Cancer	14

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Evan S. Dellon, MD MPH treated as a gastroenterologist in Chapel Hill, NC during 2016 were methane breath test, hydrogen breath test, minimally invasive procedures and gastrointestinal procedures.

Volume of procedures performed by Dr. Evan S. Dellon, MD MPH for Medicare patients.

balloon dilation	19
diagnostic procedures	28
doctor visit	40
esophageal dilation	19
gastrointestinal procedures	47
hospital care	14
hydrogen breath test	122
inpatient care	14
methane breath test	122
minimally invasive procedures	47
removal of lesion (e.g. growth)	28

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Evan S. Dellon, MD MPH.

**Gender**
Male	92
Female	147

**Ethnicity**
Non-Hispanic White	177
Black	46
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	62

Conditions of Medicare patients treated by Dr. Evan S. Dellon, MD MPH in 2016

Hypertension	70
High Cholesterol	50
Stroke	5
Ischemic Heart Disease	35
Depression	34
Chronic Kidney Disease	35
Asthma	26
Osteoperosis	10
Atrial Fibrilation	10
Heart Failure	16
Chronic Obstructive Pulmonary Disease	16
Diabetes	34
Dementia	8
Cancer	14

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Evan S. Dellon, MD MPH treated as a gastroenterologist in Chapel Hill, NC during 2017 were methane breath test, hydrogen breath test, removal of lesion (e.g. growth) and minimally invasive procedures.

Volume of procedures performed by Dr. Evan S. Dellon, MD MPH for Medicare patients.

diagnostic procedures	29
doctor visit	28
gastrointestinal procedures	29
hospital care	17
hydrogen breath test	113
inpatient care	17
methane breath test	113
minimally invasive procedures	29
removal of lesion (e.g. growth)	29

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Evan S. Dellon, MD MPH.

**Gender**
Male	88
Female	137

**Ethnicity**
Non-Hispanic White	168
Black	44
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	107
From 75 to 84	0
85 and over	0
Less than 65	62

Conditions of Medicare patients treated by Dr. Evan S. Dellon, MD MPH in 2017

Hypertension	68
High Cholesterol	46
Stroke	0
Ischemic Heart Disease	34
Depression	37
Chronic Kidney Disease	36
Asthma	11
Osteoperosis	11
Atrial Fibrilation	11
Heart Failure	19
Chronic Obstructive Pulmonary Disease	15
Diabetes	31
Dementia	8
Cancer	11

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Evan S. Dellon, MD MPH treated as a gastroenterologist in Chapel Hill, NC during 2018 were minimally invasive procedures, gastrointestinal procedures, esophageal dilation and balloon dilation.

Volume of procedures performed by Dr. Evan S. Dellon, MD MPH for Medicare patients.

balloon dilation	26
diagnostic procedures	14
doctor visit	22
esophageal dilation	26
gastrointestinal procedures	40
minimally invasive procedures	40
removal of lesion (e.g. growth)	14

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Evan S. Dellon, MD MPH.

**Gender**
Male	45
Female	55

**Ethnicity**
Non-Hispanic White	81
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	46
From 75 to 84	0
85 and over	0
Less than 65	27

Conditions of Medicare patients treated by Dr. Evan S. Dellon, MD MPH in 2018

Hypertension	71
High Cholesterol	49
Stroke	0
Ischemic Heart Disease	42
Depression	37
Chronic Kidney Disease	32
Asthma	15
Osteoperosis	18
Atrial Fibrilation	19
Heart Failure	30
Chronic Obstructive Pulmonary Disease	19
Diabetes	22
Dementia	11
Cancer	19

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Evan S. Dellon, MD MPH treated as a gastroenterologist in Chapel Hill, NC during 2019 were minimally invasive procedures, gastrointestinal procedures, esophageal dilation and balloon dilation.

Volume of procedures performed by Dr. Evan S. Dellon, MD MPH for Medicare patients.

balloon dilation	22
diagnostic procedures	19
doctor visit	18
esophageal dilation	22
gastrointestinal procedures	41
hospital care	12
inpatient care	12
minimally invasive procedures	41
removal of lesion (e.g. growth)	19

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Evan S. Dellon, MD MPH.

**Gender**
Male	38
Female	47

**Ethnicity**
Non-Hispanic White	67
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	38
From 75 to 84	0
85 and over	0
Less than 65	31

Conditions of Medicare patients treated by Dr. Evan S. Dellon, MD MPH in 2019

Hypertension	67
High Cholesterol	52
Stroke	0
Ischemic Heart Disease	31
Depression	44
Chronic Kidney Disease	35
Asthma	16
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	20
Chronic Obstructive Pulmonary Disease	18
Diabetes	26
Dementia	14
Cancer	0

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Evan S. Dellon, MD MPH treated as a gastroenterologist in Chapel Hill, NC during 2020 were hospital care and inpatient care.

Volume of procedures performed by Dr. Evan S. Dellon, MD MPH for Medicare patients.

doctor visit	15
hospital care	27
inpatient care	27

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Evan S. Dellon, MD MPH.

**Gender**
Male	39
Female	43

**Age**
From 65 to 74	39
From 75 to 84	0
85 and over	0
Less than 65	26

Conditions of Medicare patients treated by Dr. Evan S. Dellon, MD MPH in 2020

Hypertension	65
High Cholesterol	48
Stroke	0
Ischemic Heart Disease	29
Depression	39
Chronic Kidney Disease	40
Asthma	13
Osteoperosis	15
Atrial Fibrilation	0
Heart Failure	34
Chronic Obstructive Pulmonary Disease	16
Diabetes	18
Dementia	15
Cancer	0

Medicare Procedure and Patient Information

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Evan S. Dellon, MD MPH.

**Gender**
Male	31
Female	35

**Ethnicity**
Non-Hispanic White	53
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	29
From 75 to 84	0
85 and over	0
Less than 65	18

Conditions of Medicare patients treated by Dr. Evan S. Dellon, MD MPH in 2021

Hypertension	75
High Cholesterol	62
Stroke	0
Ischemic Heart Disease	45
Depression	35
Chronic Kidney Disease	42
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	23
Chronic Obstructive Pulmonary Disease	21
Diabetes	24
Dementia	20
Cancer	0

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Evan S. Dellon, MD MPH treated as a gastroenterologist in Chapel Hill, NC during 2022 were esophageal dilation, minimally invasive procedures, gastrointestinal procedures and hospital care.

Volume of procedures performed by Dr. Evan S. Dellon, MD MPH for Medicare patients.

doctor visit	16
esophageal dilation	22
gastrointestinal procedures	22
hospital care	12
inpatient care	12
minimally invasive procedures	22

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Evan S. Dellon, MD MPH.

**Gender**
Male	34
Female	35

**Ethnicity**
Non-Hispanic White	54
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	37
From 75 to 84	18
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Evan S. Dellon, MD MPH in 2022

Hypertension	68
High Cholesterol	70
Stroke	0
Ischemic Heart Disease	30
Depression	26
Chronic Kidney Disease	28
Asthma	0
Osteoperosis	22
Atrial Fibrilation	17
Heart Failure	26
Chronic Obstructive Pulmonary Disease	19
Diabetes	25
Dementia	0
Cancer	16

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Evan S. Dellon, MD MPH for Medicare patients.

The highest averages for the top procedures that Dr. Evan S. Dellon, MD MPH treated as a gastroenterologist in Chapel Hill, NC were methane breath test, hydrogen breath test, minimally invasive procedures and gastrointestinal procedures.

balloon dilation	19
diagnostic procedures	44
doctor visit	32
esophageal dilation	19
gastrointestinal procedures	57
hospital care	29
hydrogen breath test	109
inpatient care	29
methane breath test	109
minimally invasive procedures	57
removal of lesion (e.g. growth)	44

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Evan S. Dellon, MD MPH.

**Gender**
Male	67
Female	97

**Ethnicity**
Black / African American	22
Asian / Pacific Islander	0
Non-Hispanic White	117
Native American / Alaskan Native	0
Hispanic	0
Other	0

**Age**
75 to 84	17
85 and over	3
Less than 65	48
65 to 74	72

Average of Total of Conditions of Medicare patients treated by Dr. Evan S. Dellon, MD MPH From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. Evan S. Dellon, MD MPH treated were hypertension, high cholesterol, depression and ischemic heart disease.

Hypertension	62
High Cholesterol	47
Stroke	1
Ischemic Heart Disease	31
Depression	32
Chronic Kidney Disease	30
Asthma	11
Osteoporosis	9
Heart Failure	20
Chronic Obstructive Pulmonary Disease	16
Diabetes	24
Atrial Fibrillation	7
Dementia	8
Cancer	9

Education & Training

Dr. Evan S. Dellon, MD MPH graduated from Johns Hopkins University School of Medicine in 1999. He completed residency at Massachusetts General Hospital. He is certified by the Internal Medicine, Board Certified and has a state license in North Carolina.

Medical School: Johns Hopkins University School of Medicine (1999)

Residency: Massachusetts General Hospital (2002)

Board Certification: Internal Medicine, Board Certified (2002)

Licensed In: North Carolina

Affiliations & Hospitals

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

Insurance Accepted by Provider includes:

According to our sources, Dr. Evan S. Dellon, MD MPH accepts the following insurance providers:

Veterans Affairs

AmeriHealth Caritas

WellCare

Aetna

UnitedHealthcare

Carolina Complete Health

BlueCross BlueShield of North Carolina (BCBSNC)

Humana

Liberty Advantage

MedCost

Contigo Health

Cigna

Centene

WellCare

AmeriHealth

Medicare Advantage

Group Health Plan (GHP)

OptumHealth Behavioral Solutions (United Behavioral Health)

United Healthcare

Medicaid

Humana

Cigna

CHAMPVA

Longevity Health Plan I-SNP

HealthTeam Advantage

Aetna Whole Health (Tier 2)

MedCost PPO

FirstCarolinaCare FirstMedicare Direct

Meritain Health, an Aetna Company

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

Atlantic (Packaging) Corporation, Inc. (administered by Lucent Health)

North Carolina State Health Plan

FirstCarolinaCare Insurance Company Group Health Plans

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

Veterans Affairs Community Care Network

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

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

Ratings & Reviews

Dr. Evan S. Dellon, MD MPH has an exceptional overall rating with an average of 5.0 out of 5 stars based on 14 ratings. We collect ratings and reviews of Dr. Evan S. Dellon, MD MPH from all over the web to help you find the right in Chapel Hill, NC.

Overall Rating

(14 Ratings)

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General Payments

These charts describe general payments received by Dr. Evan S. Dellon, MD MPH. Doctors may receive payments for a number of reasons, including meal compensation, travel compensation, and consulting.

**Payments by Company**
Regeneron Pharmaceuticals, Inc.	$78,560 DUPIXENT $46,897	DUPIXENT DUPILUMAB INJECTION $28,393	$3,271
Celgene Corporation	$34,196 ZEPOSIA $9,088	Ozanimod $8,149	$16,959
SANOFI-AVENTIS U.S. LLC	$30,352 DUPIXENT $30,352
AstraZeneca Pharmaceuticals LP	$30,303 FASENRA $20,470	TEZSPIRE $2,416	$7,416
AstraZeneca UK Limited	$28,398 FASENRA $26,964	$1,434
Other	$156,686 DUPIXENT $32,246	VELSIPITY $3,876	NonCovered Product $3,600	ESOCHECK CCD CELL COLLECTION DEVICE $2,750	Dexilant $998	Other $113,217

**Types of Payments**
Consulting Fee	$311,721
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program	$21,180
Travel and Lodging	$14,408
Honoraria	$5,500
Grant	$3,000
Other	$2,686

Research Payments

Dr. Evan S. Dellon, MD MPH has received 411 research payments totaling $8,519,628.

Biography

Dr. Evan Dellon's areas of specialization are general practice and gastroenterology (digestive system). Patients gave Dr. Dellon an average rating of 5.0 stars (out of 5). He is professionally affiliated with UNC Hospitals. He is in-network for several insurance carriers, including UnitedHealthcare, Blue California, and Coventry. He welcomes new patients at his office inChapel Hill, NC as reported by Yext. He obtained his medical school training at Johns Hopkins University School of Medicine and performed his residency at Massachusetts General Hospital.