Keith Johnson, MD
Enriched profileProfessor of Radiology and Neurology, Harvard Medical School; Director of Molecular Neuroimaging, Division of Nuclear Medicine and Molecular Imaging, Massachusetts General Hospital · Massachusetts General Hospital
Keith Johnson is Professor of Radiology and Neurology, Harvard Medical School; Director of Molecular Neuroimaging, Division of Nuclear Medicine and Molecular Imaging, Massachusetts General Hospital at Massachusetts General Hospital. OpenAlex indexes 1,040 publications with 60,230 citations (h-index 122); ClinicalTrials.gov lists 3 registered studies with this person as an investigator. By OpenAlex citation count, this profile ranks in the top 1% of Neurology profiles in the findmyKOL directory.
Data verified 14 Aug 2026
Overview
Updated 27 Aug 2026
Keith Alan Johnson, MD, is Professor of Radiology and Neurology, Harvard Medical School at Massachusetts General Hospital / Harvard Medical School. The public record shows 1,040 publications with 60,230 citations (h-index 122), centered on Alzheimer's / Dementia. It also documents an investigator role on 3 registered clinical trials, industry payments reported by 3 companies, 11 NIH-funded awards (1988–2026).
- Most recent indexed publication: 2026 · Neurology
- Top research focus: Alzheimer's / Dementia
- 3 registered trials on ClinicalTrials.gov
- Open Payments reporting from 3 companies
Generated from the cited public record · current as of 27 Aug 2026. Every fact links its source below.
Indications focus
from trials led + research topicsResearch focus
OpenAlex concept fingerprintWorks with
trial sponsors and companies reporting paymentsScholarship
indexed output and impact (OpenAlex)Distinct works indexed by OpenAlex, matched via ORCID; 13 in PubMed.
Total citations across indexed works.
Hirsch index, productivity × impact (OpenAlex).
Clinical & industry
trials, payments and federal fundingContact
The practice address and phone this provider lists in the federal NPPES (CMS) registry.
Practice address
Telephone
Practice address and telephone from the federal NPPES registry.
Sign in to view contact details →Clinical trials
Updated 27 Aug 2026
Listed as an investigator on 3 registered studies on ClinicalTrials.gov. The most recent:
- Alzheimer's Tau Platform: Regimen A - AADvac1
Sponsor: Paul S. Aisen
- Alzheimer's Tau Platform: Master Protocol
Sponsor: Paul S. Aisen
- Implications of Amyloid Pathology
Sponsor: National Institute on Aging (NIA)
Industry payments
Updated 27 Aug 2026
3 companies reported payments to CMS in program years 2022–2025. These are public disclosures, not judgments. The latest:
- E.R. Squibb & Sons, L.L.C.Program year20253 payments
- Merck Sharp & Dohme LLCProgram year20251 payment
- Merck Sharp & Dohme LLCProgram year20245 payments
NIH funding
Updated 27 Aug 2026
11 NIH research awards on record, funded 1988–2026 per NIH RePORTER. The latest:
- Multi-biomarker evaluation of 64Cu-FBP8 PET for imaging of brain fibrin in aging and neurodegeneration
Massachusetts General Hospital
FY2026$684,567R01AG093756 - The Ante-Amyloid Treatment of Alzheimer's disease (A3) Trial and Alzheimer Plasma EXtension (APEX) Study
Brigham and Women'S Hospital
FY2025$6,467,513R01AG095009
Publications
Updated 27 Aug 2026
Their five most recent publications, matched to their ORCID record and linked to PubMed.
Online presence
Updated 27 Aug 2026
This person's own public accounts first, then places where others mention them. Two different things, listed separately.
Owned accounts
public accounts run by this person- Doximity
doximity.com/pub/keith-johnson-md-6e7815cc
verifiedCorroborated by findmyKOL. We matched this record across two or more independent public sources (or a verified ORCID / NPI identifier bridge) before attributing it to this person.How we verify →doximity.com ↗ - Doximity
doximity.com/pub/keith-johnson-md-99f952ac
verifiedCorroborated by findmyKOL. We matched this record across two or more independent public sources (or a verified ORCID / NPI identifier bridge) before attributing it to this person.How we verify →doximity.com ↗
Mentions by others
where others cite or feature them- X / Twitter
twitter.com/HarvardAging
verifiedCorroborated by findmyKOL. We matched this record across two or more independent public sources (or a verified ORCID / NPI identifier bridge) before attributing it to this person.How we verify →twitter.com ↗
We list an account only when the public record ties it to this person. verified means we've confirmed the match in more than one place; provisional means it looks right but we're still confirming.
Background & recognition
Updated 27 Aug 2026
Credentials, appointments and honors, newest first, each linked to the public source it came from.
Education
degrees and training on record- verifiedCorroborated by findmyKOL. We matched this record across two or more independent public sources (or a verified ORCID / NPI identifier bridge) before attributing it to this person.How we verify →physiciandirectory.brighamandwomens.org ↗
Editorial & leadership roles
journal and society appointments- Co-director
Neuroimaging Program, Massachusetts Alzheimer's Disease Research Center (MADRC)
verifiedCorroborated by findmyKOL. We matched this record across two or more independent public sources (or a verified ORCID / NPI identifier bridge) before attributing it to this person.How we verify →madrc.org ↗ - Co-director
Dominantly Inherited Alzheimer Network (DIAN) research initiatives
verifiedCorroborated by findmyKOL. We matched this record across two or more independent public sources (or a verified ORCID / NPI identifier bridge) before attributing it to this person.How we verify →habs.mgh.harvard.edu ↗ - Oversees the Clinical Brain PET Service
Massachusetts General Hospital
verifiedCorroborated by findmyKOL. We matched this record across two or more independent public sources (or a verified ORCID / NPI identifier bridge) before attributing it to this person.How we verify →madrc.org ↗
Awards & honors
honors on the public record- CTAD Lifetime Achievement Award in Alzheimer's Disease Therapeutic Research (2022)
Clinical Trials on Alzheimer's Disease conference
2022verifiedCorroborated by findmyKOL. We matched this record across two or more independent public sources (or a verified ORCID / NPI identifier bridge) before attributing it to this person.How we verify →massgeneralbrigham.org ↗
Secondary affiliations
appointments beyond the home institution- Associate Physician and Staff Neurologist
Memory Disorders Unit, Brigham and Women's Hospital
verifiedCorroborated by findmyKOL. We matched this record across two or more independent public sources (or a verified ORCID / NPI identifier bridge) before attributing it to this person.How we verify →madrc.org ↗ - Clinical Associate in Neurology
Massachusetts General Hospital
verifiedCorroborated by findmyKOL. We matched this record across two or more independent public sources (or a verified ORCID / NPI identifier bridge) before attributing it to this person.How we verify →advances.massgeneral.org ↗
Every item links to where we found it. verified means we've confirmed it in more than one place; provisional means we found it and are still confirming.
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