John Spencer is a Nephrology physician.
Overview
Scholarship
indexed output and impact (OpenAlex)Research metrics aren't shown for this record. Either we found no confident publication match for this name, or more than one physician shares the matched author record. We'd rather show nothing than someone else's numbers. Why? →
Clinical & industry
trials, payments and federal fundingContact
The practice address and phone this provider lists in the federal NPPES (CMS) registry.
Practice address
5675 Venture Dr
Dublin, OH 430172159
Telephone
614-722-6200Provider last certified this registry record 20 Feb 2026.
Industry payments
2 companies reported payments to CMS in program years 2021 onward. These are public disclosures, not judgments. The latest:
- KYOWA KIRIN, INC.Program year20251 payment
- Nuwellis, Inc.Program year20231 payment
Payment records matched to this physician's NPI in CMS Open Payments, program years 2021 onward.
NIH funding
7 NIH research awards on record, funded 2012–2026 per NIH RePORTER. The latest:
- The Contributions of Ribonuclease 4 & 7 to Urinary Tract Antibacterial Defense
Research Inst Nationwide Children'S Hosp
FY2026$685,156R01DK115737 - Student Urinary Tract Program in Education and Research (SUPER) Summer Training Program
Research Inst Nationwide Children'S Hosp
FY2026$36,843T35DK129192
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.
No other directory profiles share this institution yet.
Andrew Levey, MD
Tufts Medical Center
Bertram Kasiske, MD
Hennepin Healthcare
Garabed Eknoyan, MD
Baylor College of Medicine
Lawrence Hunsicker, MD
University of Iowa
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.”