Joseph Witztum is an Endocrinology/Metabolic physician affiliated with University of California San Diego. OpenAlex indexes 597 publications with 93,561 citations (h-index 156). By OpenAlex citation count, this profile ranks in the top 1% of Endocrinology, Diabetes & Metabolism profiles in the findmyKOL directory.
Overview
Scholarship
indexed output and impact (OpenAlex)Distinct works indexed by OpenAlex, matched via ORCID.
Total citations across indexed works.
Hirsch index, productivity × impact (OpenAlex).
Clinical & industry
trials, payments and federal fundingIndustry payments
2 companies reported payments to CMS in program years 2021 onward. These are public disclosures, not judgments. The latest:
2 companies with payments on record in CMS Open Payments (2021 onward), matched to this physician's NPI. The itemized breakdown by company, amount and year is part of the full profile. Why? →
NIH funding
15 NIH research awards on record, funded 1985–2024 per NIH RePORTER. The latest:
- Pivotal Role of Oxidation-specific Epitopes in CVD and NASH.
University of California, San Diego
FY2023$368,369P01HL147835
Awards in the NIH RePORTER records where a principal investigator name matches this physician at an organization in their practice state. Latest award years shown; each row links to the project record on RePORTER.
Similar KOLs
Other experts from the same institution or the same specialty.
Robert Weinreb, MD
University of California San Diego
Dilip Jeste, MD
University of California San Diego
Lawrence Eichenfield, MD
University of California San Diego
Stephen Spector, MD
University of California San Diego
Yousef Saleh Khader
Jordan University of Science and Technology
Jens Juul Holst
University of Copenhagen
Victor Montori, MD
Mayo Clinic
Christos Mantzoros, MD
Harvard Medical School
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.”