JamesLorenzenBoyerMD

Gastroenterology • New Haven, CT

Hepatology & Liver Transplantation

Ensign Professor of Medicine

Join to view full profile

Dr. Boyer is on Doximity

As a Doximity member you'll join over two million verified healthcare professionals in a private, secure network.

Gain access to free telehealth tools, such as our “call shielding” and one-way patient texting.
Connect with colleagues in the same hospital or clinic.
Read the latest clinical news, personalized to your specialty.

See Dr. Boyer's full profile

Already have an account?

Office
40 Temple Street, Suite 1A
Temple Medical Center
New Haven, CT 06510

Summary

Dr. James Boyer is a Hepatologist in New Haven, CT and is affiliated with Yale-New Haven Hospital. He received his medical degree from Johns Hopkins University School of Medicine and has been in practice 55 years. He specializes in hepatology (autoimmune and cholestatic liver diseasess) and is experienced in primary sclerosing cholangitis, primary biliary cirrhosis, general hepatology, viral hepatitides, and hepatic cirrhosis.

Education & Training

Yale-New Haven Medical CenterResidency, Internal Medicine, 1966 - 1969
Johns Hopkins UniversityResidency, Internal Medicine, 1965 - 1966
New York Presbyterian Hospital (Cornell Campus)Residency, Internal Medicine, 1963 - 1964
New York Presbyterian HospitalInternship, Transitional Year, 1962 - 1963
Johns Hopkins University School of MedicineClass of 1962

Certifications & Licensure

IL State Medical License 1972 - Present
CT State Medical License 1966 - 2025
MD State Medical License 1969 - 1978
American Board of Internal Medicine Internal Medicine

Awards, Honors, & Recognition

European Association for the Study of the Liver’s International Recognition Award EASL, 2020
Fellow of the American Physiological Society American Physiological Society, 2019
Distinguished Alumni Award Sidwell Friends School, 2019
Johns Hopkins Society of Scholars Johns Hopkins School of Medicine, 2016
Distinguished Scientific Achievement Award American Liver Foundation, 1999
Distinguished Achievment Award, American Association for the Study of Liver Disease, 1998
Distinguished Achievment Award American Gerontological Society, 1989
Adolph Windaus Prize Falk Foundation, 1988
CMS Meaningful Use Stage 1 Certification EpicCare Ambulatory EMR, Epic Systems Corporation, 2012-2013
Fellow (AGAF) American Gastroenterological Association, 2006
Elected Member The American Society for Clinical Investigation, 1975
Join now to see all

Clinical Trials

Combination Therapy With Ursodeoxycholic Acid (UDCA) and All-Trans Retinoic Acid (ATRA) for Treatment of Primary Sclerosing Cholangitis Start of enrollment: 2011 Oct 01
Completed
Phase 1

Publications & Presentations

PubMed

Hepatic GDP-fucose transporter SLC35C1 attenuates cholestatic liver injury and inflammation by inducing CEACAM1 N153 fucosylation.
Liangjun Zhang, Pingfan Xie, Mingqiao Li, Xiaoxun Zhang, Shuke Fei
Hepatology. 2025-03-01
PPAR agonists for the treatment of cholestatic liver diseases: Over a decade of clinical progress.
Colleen M Hayes, Gina M Gallucci, James L Boyer, David N Assis, Nisanne S Ghonem
Hepatology Communications. 2025-01-01
1 citations
PPAR-Mediated Bile Acid Glucuronidation: Therapeutic Targets for the Treatment of Cholestatic Liver Diseases.
Gina M Gallucci, Colleen M Hayes, James L Boyer, Olivier Barbier, David N Assis
Cells. 2024-08-01

Lectures

An Extended-Release Mitochondrial Protonophore Reverses Nonalcoholic Fatty Liver Disease, Insulin Resistance, and Diabetes
New Haven, CT - 6/13/2014

Press Mentions

World Leaders Celebrate Liver Disease Successes, Prepare for Challenges AheadMarch 7th, 2022
Maintaining a Vibrant and Productive Laboratory as a Senior InvestigatorJune 18th, 2017

Grant Support

Pilot And Feasibility ProgramNational Institute Of Diabetes And Digestive And Kidney Diseases2009–2011
Cellular And Molecular Physiology CoreNational Institute Of Diabetes And Digestive And Kidney Diseases2009–2011
Administrative Core And Enrichment ProgramNational Institute Of Diabetes And Digestive And Kidney Diseases2009–2011
Mechanisms Of Bile Secretion And CholestasisNational Institute Of Diabetes And Digestive And Kidney Diseases1990–2011
Administrative CoreNational Institute Of Environmental Health Sciences2007–2008
Pilot ProgramNational Institute Of Environmental Health Sciences2004–2008
Community Outreach ProgramNational Institute Of Environmental Health Sciences2004–2008
Silvio O.Conte Digestive Diseases Research Core CentersNational Institute Of Diabetes And Digestive And Kidney Diseases2004–2008
Pilot And Feasibility ProgramNational Institute Of Diabetes And Digestive And Kidney Diseases2004–2008
Core--Cellular And Molecular Physiology CoreNational Institute Of Diabetes And Digestive And Kidney Diseases2004–2008
Center For Membrane Toxicity StudiesNational Institute Of Environmental Health Sciences1993–2008
Mechanisms Of Bile Secretion And CholestasisNational Institute Of Diabetes And Digestive And Kidney Diseases1986–2007
Comparative Toxicogenomics Database (CTD)National Institute Of Environmental Health Sciences2006
Ursodeoxycholic Acid - Methotrexate For Primary Biliary CirrhosisNational Center For Research Resources2004
Comparative Toxicogenomics DatabaseNational Institute Of Environmental Health Sciences2002–2004
Digestive Diseases Research Core CentersNational Institute Of Diabetes And Digestive And Kidney Diseases1999–2003
Pilot And Feasibility StudiesNational Institute Of Diabetes And Digestive And Kidney Diseases1999–2002
Core--Cell Isolation, Culture And Organ PerfusionNational Institute Of Diabetes And Digestive And Kidney Diseases1999–2002
Mercury Impairment Of Cell Volume Registration In Skate HepatocytesNational Institute Of Environmental Health Sciences1994–2002
Biliary Transport Of Methylmercury In ElasmobranchsNational Institute Of Environmental Health Sciences1989–2002
Comparative Toxicogenomics DatabaseNational Institute Of Environmental Health Sciences2001
Ursodeoxycholic Acid--Methotrexate For Primary Biliary CirrhosisNational Center For Research Resources1996–2001
Advances In Detection Methods For Fungal ToxinsNational Institute Of Environmental Health Sciences1999
Core--Liver Vascular Perfusion LaboratoryNational Institute Of Diabetes And Digestive And Kidney Diseases1997–1998
Membrane ToxicityNational Institute Of Environmental Health Sciences1994–1998
Digestive Diseases ResearchNational Institute Of Diabetes And Digestive And Kidney Diseases1994–1998
Investigative Training In HepatologyNational Institute Of Diabetes And Digestive And Kidney Diseases1986–1998
Mechanisms Of Bile Secretion &CholestasisNational Institute Of Diabetes And Digestive And Kidney Diseases1991–1993
Digestive Diseases Research Core CenterNational Institute Of Diabetes And Digestive And Kidney Diseases1986–1993
Electrophysiologic Studies In Hepatocyte CoupletsNational Institute Of Diabetes And Digestive And Kidney Diseases1990
Electrophysiologic Hepatocyte CoupletsNational Institute Of Diabetes And Digestive And Kidney Diseases1989
Bio-Rad Lasersharp Scanning Confocal Imaging SystemNational Center For Research Resources1989
Electrophysiologic Studies In RAT Hehpatocyte CoupletsNational Institute Of Diabetes And Digestive And Kidney Diseases1987–1988
Biliary Transport Of Methylmercury In ElasmobranchsNational Institute Of Environmental Health Sciences1985–1988
Electrophysiologic Studies In Heptocyte CoupletsNational Institute Of Diabetes And Digestive And Kidney Diseases1986
Organic Solute Transport In Liver Membrane VesiclesNat Inst Of Arthritis, Diabetes, Digestive &Kidney Diseases1985
Mechanisms Of Bile Secretion And CholestasisNat Inst Of Arthritis, Diabetes, Digestive &Kidney Diseases1985
Investigative Training In HepatologyNat Inst Of Arthritis, Diabetes, Digestive &Kidney Diseases1985
Digestive Diseases Research Core CenterNat Inst Of Arthritis, Diabetes, Digestive &Kidney Diseases1985