David A. Leiman
Experienced in Malnutrition

Dr. David A. Leiman

Gastroenterology
Duke Health
Duke Endoscopy Clinic - Clinic 2H
40 Duke Medicine Cir, 
Durham, NC 
On Staff At
Accepting New Patients
Offers Telehealth

Experienced in Malnutrition
Duke Health
Duke Endoscopy Clinic - Clinic 2H
40 Duke Medicine Cir, 
Durham, NC 
OverviewInsuranceLocationsClinical ResearchSimilar Doctors

Overview

I have a clinical practice that focuses on the evaluation and management of patients with esophageal and swallowing disorders, including gastroesophageal reflux disease (GERD), eosinophilic esophagitis (EoE), Barrett’s esophagus and achalasia. Also, I have a strong academic and professional interest in health outcomes and quality of care. I am excited to be a part of Duke Health, where I can utilize revolutionary technologies like high resolution esophageal manometry and radiofrequency ablation to improve the care of my patients.

Dr. Leiman is rated as an Experienced provider by MediFind in the treatment of Malnutrition. His top areas of expertise are Gastroesophageal Reflux Disease (GERD), Swallowing Difficulty, Esophagitis, Abdominal Wall Surgery, and Endoscopy.

His clinical research consists of co-authoring 66 peer reviewed articles. MediFind looks at clinical research from the past 15 years. In particular, he has co-authored 2 articles in the study of Malnutrition.

Specialties
Gastroenterology
Licenses
Internal Medicine in PA
Board Certifications
American Board Of Internal Med, Gastroenterology
Fellowships
Gastroenterology and Hepatology, Hospital of the University of Pennsylvania
Hospital Affiliations
Duke Regional Hospital
Duke University Hospital
Languages Spoken
English
Gender
Male

Insurance

Accepted insurance can change. Please verify directly with the provider.

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Accepted insurance plans:

Aetna
  • EPO
  • HMO
  • POS
  • PPO
Ambetter
  • EPO
  • HMO
  • PPO
Anthem
  • EPO
  • HMO
  • POS
  • PPO
Blue Cross Blue Shield
  • EPO
  • HMO
  • POS
  • PPO
Blue Shield of California
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE-MEDICAID PLAN
  • OTHER COMMERCIAL
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
  • PPO
CareFirst
  • HMO
  • POS
  • PPO
Cigna
  • EPO
  • HMO
  • PPO
Commonwealth Care Alliance
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • MEDICARE-MEDICAID PLAN
Health Care Services Corporation
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • OTHER COMMERCIAL
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
  • PPO
Highmark
  • EPO
  • HMO
  • PPO
Humana
  • HMO
  • INDEMNITY
  • POS
  • PPO
Independent Health
  • EPO
  • POS
  • PPO
Managed Medicaid
  • OTHER MANAGED MEDICAID
Medicaid
  • OTHER MEDICAID
  • STATE MEDICAID
Medicare
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • MEDICARE-MEDICAID PLAN
  • OTHER MEDICARE PART D
Piedmont
  • HMO
  • POS
Trillium
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
UnitedHealthcare
  • EPO
  • HMO
  • POS
  • PPO
Wellcare
  • EPO
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • MEDICARE-MEDICAID PLAN
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
View 14 Less Insurance Carriers -

Locations

Duke Endoscopy Clinic - Clinic 2H
40 Duke Medicine Cir, Durham, NC 27710
Call: 919-684-9522

Additional Areas of Focus

Dr. Leiman has provided the following conditions as areas of focus. Please note that we may not have enough data to validate their experience in some of these conditions.

Eosinophilic Esophagitis
Achalasia
Gastroesophageal Reflux Disease (GERD)

Clinical Research

Clinical research consists of overseeing clinical studies of patients undergoing new treatments and therapies, and publishing articles in peer reviewed medical journals. Providers who actively participate in clinical research are generally at the forefront of the fields and aware of the most up-to-date advances in treatments for their patients.


65 Total Publications

AGA Clinical Practice Guideline on Surveillance of Barrett's Esophagus.
AGA Clinical Practice Guideline on Surveillance of Barrett's Esophagus.
Journal: Gastroenterology
Published: October 22, 2025
View All 65 Publications
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Areas of Expertise

MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.

Learn more about MediFind’s expert tiers

Find Dr. Leiman's expertise for a condition
ConditionClose
    • Distinguished
    • Abdominal Wall Surgery
      Dr. Leiman is
      Distinguished
      . Learn about Abdominal Wall Surgery.
      See more Abdominal Wall Surgery experts
    • Benign Esophageal Stricture
      Dr. Leiman is
      Distinguished
      . Learn about Benign Esophageal Stricture.
      See more Benign Esophageal Stricture experts
    • Esophagitis
      Dr. Leiman is
      Distinguished
      . Learn about Esophagitis.
      See more Esophagitis experts
    • Gastroesophageal Reflux Disease (GERD)
      Dr. Leiman is
      Distinguished
      . Learn about Gastroesophageal Reflux Disease (GERD).
      See more Gastroesophageal Reflux Disease (GERD) experts
    • Lower Esophageal Ring
      Dr. Leiman is
      Distinguished
      . Learn about Lower Esophageal Ring.
      See more Lower Esophageal Ring experts
    • Swallowing Difficulty
      Dr. Leiman is
      Distinguished
      . Learn about Swallowing Difficulty.
      See more Swallowing Difficulty experts
    • Advanced
    • Achalasia
      Dr. Leiman is
      Advanced
      . Learn about Achalasia.
      See more Achalasia experts
    • Barrett Esophagus
      Dr. Leiman is
      Advanced
      . Learn about Barrett Esophagus.
      See more Barrett Esophagus experts
    • Chronic Erosive Gastritis
      Dr. Leiman is
      Advanced
      . Learn about Chronic Erosive Gastritis.
      See more Chronic Erosive Gastritis experts
    • Colonoscopy
      Dr. Leiman is
      Advanced
      . Learn about Colonoscopy.
      See more Colonoscopy experts
    • Congenital Diaphragmatic Hernia
      Dr. Leiman is
      Advanced
      . Learn about Congenital Diaphragmatic Hernia.
      See more Congenital Diaphragmatic Hernia experts
    • Endoscopy
      Dr. Leiman is
      Advanced
      . Learn about Endoscopy.
      See more Endoscopy experts
    View All 10 Advanced Conditions
    • Experienced
    • Angiodysplasia of the Colon
      Dr. Leiman is
      Experienced
      . Learn about Angiodysplasia of the Colon.
      See more Angiodysplasia of the Colon experts
    • Bacterial Gastroenteritis
      Dr. Leiman is
      Experienced
      . Learn about Bacterial Gastroenteritis.
      See more Bacterial Gastroenteritis experts
    • Bannayan-Riley-Ruvalcaba Syndrome
      Dr. Leiman is
      Experienced
      . Learn about Bannayan-Riley-Ruvalcaba Syndrome.
      See more Bannayan-Riley-Ruvalcaba Syndrome experts
    • Childhood Volvulus
      Dr. Leiman is
      Experienced
      . Learn about Childhood Volvulus.
      See more Childhood Volvulus experts
    • Colitis
      Dr. Leiman is
      Experienced
      . Learn about Colitis.
      See more Colitis experts
    • Collagenous Colitis
      Dr. Leiman is
      Experienced
      . Learn about Collagenous Colitis.
      See more Collagenous Colitis experts
    View All 37 Experienced Conditions
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