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Tarek Hassanein, MD

Basic profile

Gastroenterologist · Southern California Reproductive Center

ORCID↗NPI↗
✓ Full record
Region🇺🇸 Coronado, CA · West · United StatesSpecialtyHepatologyFocusHepatitis C virus research+4
Last active 2006findmyKOL type: EliteLatest publicationSee ScholarshipOnline presenceNot yet checkedPayments2021 onwardNIH funding2000–2006Why? →

Tarek Hassanein is Gastroenterologist at Southern California Reproductive Center. OpenAlex indexes 403 publications with 20,430 citations (h-index 64); ClinicalTrials.gov lists 7 registered studies matched to this name.

Overview

Updated 12 Oct 2026

Tarek Hassanein, MD, is Gastroenterologist at Southern California Liver Centers. The public record shows 397 publications with 20,620 citations (h-index 64), centered on Hepatitis C virus research, Liver Disease and Transplantation, Liver Disease Diagnosis and Treatment. It also documents an investigator role on 11 registered clinical trials, industry payments reported by 34 companies, 1 NIH-funded awards (2000–2006).

  • Most recent indexed publication: 2024 · WFUMB ultrasound open
  • Top research focus: Hepatitis C virus research
  • 11 registered trials on ClinicalTrials.gov
  • Open Payments reporting from 34 companies

Generated from the cited public record · current as of 12 Oct 2026. Every fact links its source below.

Indications focus

from trials led + research topics
Hepatitis, Chronic4 trialsViral Hepatitis (B/C)3 trialsHepatitis C3 trialsHepatitis C, Chronic3 trialsHepatitis, Alcoholic2 trialsLiver Cirrhosis1 trialBrain Diseases1 trialHepatic Encephalopathy1 trialLiver Failure1 trialHypertension1 trialHemorrhage1 trialHypertension, Portal1 trialVaricose Veins1 trialEsophageal and Gastric Varices1 trialIBD (Crohn's / UC)1 trialColitis, Ulcerative1 trialUlcer1 trialColitis1 trialLiver Diseases1 trialLiver Diseases, Alcoholic1 trialIBS / Functional GI1 trial

Research focus

OpenAlex concept fingerprint
Hepatitis C virus researchLiver Disease and TransplantationLiver Disease Diagnosis and TreatmentAnimal Virus Infections StudiesHelicobacter pylori-related gastroenterology studies

Drugs & molecules

across trials, industry payments and publications
Terlivazgeneric · TerlipressinClinical trials—Industry payments9Publications1Ocalivageneric · Obeticholic acidClinical trials—Industry payments1Publications1Mavyretgeneric · Glecaprevir / pibrentasvirClinical trials—Industry payments63Publications—Rezdiffrageneric · ResmetiromClinical trials—Industry payments34Publications—Epclusageneric · Sofosbuvir / velpatasvirClinical trials—Industry payments17Publications—Livdelzigeneric · SeladelparClinical trials—Industry payments16Publications—Rinvoqgeneric · UpadacitinibClinical trials—Industry payments16Publications—Humirageneric · AdalimumabClinical trials—Industry payments13Publications—Skyrizigeneric · RisankizumabClinical trials—Industry payments11Publications—Cholbamgeneric · Cholic acidClinical trials—Industry payments7Publications—Creongeneric · Amylase / lipase / proteaseClinical trials—Industry payments5Publications—Lenvimageneric · LenvatinibClinical trials—Industry payments5Publications—

Works with

trial sponsors and companies reporting payments
Abbvie Inc.Clinical trials—Industry payments94Gilead Sciences, Inc.Clinical trials—Industry payments40Madrigal PharmaceuticalsClinical trials—Industry payments34Mallinckrodt Hospital Products Inc.Clinical trials—Industry payments12Histosonics, Inc.Clinical trials—Industry payments7Travere Therapeutics, Inc.Clinical trials—Industry payments7Eisai Inc.Clinical trials—Industry payments5Celgene CorporationClinical trials—Industry payments3Boston Scientific CorporationClinical trials—Industry payments2GlaxoSmithKlineClinical trials2Industry payments—Grifols Shared Services North America, Inc.Clinical trials—Industry payments2Janssen Biotech, Inc.Clinical trials—Industry payments2Kowa Research Institute, Inc.Clinical trials—Industry payments2Nestle HealthCare Nutrition Inc.Clinical trials—Industry payments2Trek Therapeutics, PBCClinical trials2Industry payments—Vital Therapies, Inc.Clinical trials2Industry payments—Amgen Inc.Clinical trials—Industry payments1Astellas Pharma US IncClinical trials—Industry payments1AstraZeneca Pharmaceuticals LPClinical trials—Industry payments1Baxter HealthcareClinical trials—Industry payments1Biotronik Inc.Clinical trials—Industry payments1Boehringer Ingelheim Pharmaceuticals, Inc.Clinical trials—Industry payments1DebiovisionClinical trials1Industry payments—Eli Lilly and CompanyClinical trials1Industry payments—Genentech USA, Inc.Clinical trials—Industry payments1GlaxoSmithKline, LLC.Clinical trials—Industry payments1Grifols Therapeutics LLCClinical trials—Industry payments1Grifols, S.A.Clinical trials—Industry payments1Inspire Medical Systems, Inc.Clinical trials—Industry payments1Intercept Pharmaceuticals, Inc.Clinical trials—Industry payments1

Scholarship

indexed output and impact (OpenAlex)
View publications ↓
403publications

Distinct works indexed by OpenAlex, matched via ORCID.

20,430citations

Total citations across indexed works.

64h-index

Hirsch index (OpenAlex). i10-index 159.

Clinical & industry

trials, payments and federal funding
7clinical trials

Investigator role on registered studies.

View trials ↓
22companies · 2021 onward

Companies reporting payments to CMS. Facts, not judgments.

View payments ↓
1NIH grants · 2000–2006

Federally funded research awards.

View funding ↓

Clinical trials

Updated 12 Oct 2026

Listed as an investigator on 7 registered studies on ClinicalTrials.gov. The most recent:

Industry payments

Updated 12 Oct 2026

22 companies reported payments to CMS in program years 2021 onward. These are public disclosures, not judgments. The latest:

NIH funding

Updated 12 Oct 2026

1 NIH research award on record, funded 2000–2006 per NIH RePORTER. The latest:

Congress activity

Updated 12 Oct 2026

1 congress contribution (2014) across AACR per OpenAlex. The most recent:

Published abstracts are attributed via the same ORCID-disambiguated authorship as publications, so each is DOI-verified. Podium roles (invited talks, session chairs) and oral/poster type are added as program data is confirmed.

Publications

Updated 12 Oct 2026

Their five most recent publications, matched to their ORCID record and linked to PubMed.

Network

Updated 12 Oct 2026

The people this person publishes with most, by number of co-authored papers. Names link to their own profile when we have one.

Mark Sulkowski33Ira M. Jacobson29Eric Lawitz28Edward John Gane28Jacob Paul Lalezari26K. Rajender Reddy22Fatma Barakat22William Perry21Kosh Agarwal21Jan Stange21David H. Van Thiel20Renee Pozza19Anna Marie Hefner17Kris V. Kowdley17John Moore Vierling16Cynthia A. Behling16Tarik Asselah15Alnoor S. Ramji15William T. Symonds15Maribel Rodriguez‐Torres15Robin C. Hilsabeck15Zeid Kayali15Magdy Elkhashab15Parvez Mantry14Ahmet O. Gurakar14Douglas T. Dieterich14Paul Yien Kwo14Federico Mensa14David R. Nelson14Christophe Hézode14Rohit Seth Loomba13Paul Joseph Thuluvath13Deanna L. Oliver13Mitchell L. Shiffman12Norman Gitlin12Graham R. Foster12Tuan Nguyen12Peter Ferenci12Edward Tam11Stanislas Pol11

Background & recognition

Updated 12 Oct 2026

Credentials, appointments and honors, newest first, each linked to the public source it came from.

Education

degrees and training on record
  • provisionalFound in a cited public source but not yet independently corroborated. Published as a labeled candidate and queued for verification.How we verify →optum.com ↗

Every item links to where we found it. verified means we've confirmed it in more than one place; provisional means we found it and are still confirming.

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A basic profile from our physician directory: identity and practice contact from the federal NPPES registry, research from OpenAlex, trials from ClinicalTrials.gov, payments from CMS Open Payments, shown itemized where we have matched records, as a count where we only have a total. This person hasn't been through our full identity-adjudication pipeline yet, so funding, congress activity and public presence aren't shown. Absence of a section means “not yet looked,” never “none found.”