David Nilson Assis MD

Hepatology & Liver Transplantation

Physician

40 Temple Street, Suite 1ATemple Medical CenterNew Haven, CT 06510

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Education & Training

Yale-New Haven Medical CenterFellowship, Transplant Hepatology, 2012 - 2013
Yale-New Haven Medical CenterFellowship, Gastroenterology, 2009 - 2012
Sidney Kimmel Medical College at Thomas Jefferson University/TJUHResidency, Internal Medicine, 2005 - 2009
Sidney Kimmel Medical College at Thomas Jefferson UniversityClass of 2005

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A self-designated specialty, subspecialty, or practice area neither implies nor is equivalent to ABMS board certification or the existence of specialized training by or competence of a physician or medical specialist.

Certifications & Licensure

CT State Medical License 2013 - 2027
PA State Medical License 2005 - 2009
American Board of Internal Medicine Internal Medicine
American Board of Internal Medicine Gastroenterology
American Board of Internal Medicine Transplant Hepatology

Awards, Honors, & Recognition

CMS Meaningful Use Stage 1 Certification EpicCare Ambulatory 2014 Certified EHR Suite, Epic Systems Corporation, 2016-2017

Clinical Trials

Combination Therapy With Ursodeoxycholic Acid (UDCA) and All-Trans Retinoic Acid (ATRA) for Treatment of Primary Sclerosing Cholangitis
COMPLETED
PHASE1
Mindfulness - Based Stress Reduction and the Relationship on Inflammation in Autoimmune Hepatitis Start of enrollment: 2017 Apr 14
COMPLETED
NA

Publications & Presentations

PubMed

Research priorities and knowledge gaps in understanding hepatobiliary disease in cystic fibrosis.
Dominique Debray, William R Hunt, Frank Bodewes, Sarah E Hempstead, Daniel Peckham
Hepatology Communications. 2026-11-01
AGA/AASLD Clinical Practice Guideline on Management of Primary Biliary Cholangitis.
Cynthia Levy, Marlyn J Mayo, Elizabeth J Carey, Vincent L Chen, David N Assis
Gastroenterology. 2026-11-01
Uncovering Critical Gaps in Ambulatory Training During Gastroenterology Fellowship: A National Needs Assessment.
Amy G Ogurick, Kay Chen, Zain A Sobani, Anuj Shah, David N Assis
Gastroenterology. 2026-11-01

Press Mentions

Prompt Diagnosis, Management of Primary Biliary Cholangitis Key to Quality of LifeDecember 23rd, 2024
Expanded Treatment Options for Primary Biliary Cholangitis Leave Open QuestionsNovember 30th, 2024
Managing Primary Biliary Cholangitis Progression and SymptomsNovember 15th, 2024

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Doximity / States / Connecticut / New Haven / David Assis, MD

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