David Johnson is an Ophthalmology physician. ClinicalTrials.gov lists 17 registered studies matched to this name.
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
3225 S Macdill Ave
Suite 129-258
Tampa, FL 336298171
Telephone
813-334-8368Registry record last updated 17 Jun 2008.
Clinical trials
- Assessing Uniqueness of Inflammatory Bowel Disease Related Microbiome-derived Biomarkers
Sponsor: HyGIeaCare, Inc.
- INCremental Dialysis to Improve Health Outcomes in People Starting Haemodialysis (INCH-HD)
Sponsor: The University of Queensland
- Evaluation of Stool Microbiome Using HyGIeaCare Prep
Sponsor: HyGIeaCare, Inc.
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
1 company reported payments to CMS in program years 2021 onward. These are public disclosures, not judgments. The latest:
- CARDIVA MEDICAL, INC.Program year20225 payments
- CARDIVA MEDICAL, INC.Program year20211 payment
Payment records matched to this physician's NPI in CMS Open Payments, program years 2021 onward.
Similar KOLs
Other experts from the same institution or the same specialty.
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Babol University of Medical Sciences
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Ayatollah Boroujerdi University
John J. Huang
Isfahan University of Medical Sciences
Fotis Topouzis
National University of Singapore
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.”