John Gnann is an Infectious Disease physician affiliated with Medical University of South Carolina. OpenAlex indexes 75 publications with 5,097 citations (h-index 31); ClinicalTrials.gov lists 1 registered study matched to this name.
Overview
Scholarship
indexed output and impact (OpenAlex)Distinct works indexed by OpenAlex.
Total citations across indexed works.
Hirsch index, productivity × impact (OpenAlex).
Clinical & industry
trials, payments and federal fundingClinical trials
- BK Virus Infection (Viremia) Natural History in Renal Transplant Recipients
Sponsor: University of Alabama at Birmingham
Registered studies on ClinicalTrials.gov where the overall official or a site investigator name-matches this physician, confirmed against known institution/geography. Latest few shown; the full list is part of the full profile.
Industry payments
7 companies reported payments to CMS in program years 2021 onward. These are public disclosures, not judgments. The latest:
7 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? →
Similar KOLs
Other experts from the same institution or the same specialty.
Tanya Turan, MD
Medical University of South Carolina
Michael Zile, MD
Medical University of South Carolina
Don Rockey, MD
Medical University of South Carolina
Katherine Ruzhansky, MD
Medical University of South Carolina
Thomas Walsh, MD
Cornell University
Vance Fowler, MD
Duke University
Myron Cohen, MD
University of North Carolina at Chapel Hill School of Medicine
Derrick W. Crook
John Radcliffe Hospital
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.”