Walter Koltun is a Gastroenterology physician affiliated with Pennsylvania State University. OpenAlex indexes 307 publications with 6,301 citations (h-index 43). By OpenAlex citation count, this profile ranks in the top 10% of Colon & Rectal Surgery profiles in the FindMyKOL directory.
Overview
Scholarship
indexed output and impact (OpenAlex)Publications indexed by OpenAlex. Counts exclude supporting files.
Citations across these publications.
H-index from these publications.
Clinical & industry
trials, payments and federal fundingIndustry payments
4 companies reported payments to CMS in program years 2021 onward. These are public disclosures, not judgments. The latest:
- Janssen Biotech, Inc.Program year20231 payment
- Ethicon US, LLCProgram year20231 payment
- Integra LifeSciences CorporationProgram year20221 payment
Payment records matched to this physician's NPI in CMS Open Payments, program years 2021 onward.
NIH funding
1 NIH research award on record, funded 2004–2009 per NIH RePORTER. The latest:
- A PROPOSAL FOR THE CREATION OF AN INFLAMMATORY BOWEL DISEASE REGISTRY
Pennsylvania State Univ Hershey Med Ctr
FY2009$19,875M01RR010732 - A PROPOSAL FOR THE CREATION OF AN INFLAMMATORY BOWEL DISEASE REGISTRY
Pennsylvania State Univ Hershey Med Ctr
FY2008$109,539M01RR010732 - A PROPOSAL FOR THE CREATION OF AN INFLAMMATORY BOWEL DISEASE REGISTRY
Pennsylvania State Univ Hershey Med Ctr
FY2007$11,617M01RR010732
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.
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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. Reviewed account links and congress post links can appear separately. Absence of a section means “not yet looked,” never “none found.”