Jan Claassen is a Neurology physician affiliated with Columbia University Irving Medical Center. OpenAlex indexes 560 publications with 35,405 citations (h-index 90); ClinicalTrials.gov lists 2 registered studies matched to this name.
Overview
Scholarship
indexed output and impact (OpenAlex)Distinct works indexed by OpenAlex, matched via ORCID.
Total citations across indexed works.
Hirsch index, productivity × impact (OpenAlex).
Clinical & industry
trials, payments and federal fundingClinical trials
- Recovery of Consciousness Following Intracerebral Hemorrhage
Sponsor: Columbia University
- Impact of Tachycardia on Outcome After Subarachnoid Hemorrhage (SAH)
Sponsor: Columbia University
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.
NIH funding
3 NIH research awards on record, funded 2019–2026 per NIH RePORTER. The latest:
- SPRINT- Sleep to Predict Recovery In uNconscious patients with acute brain injury
Columbia University Health Sciences
FY2026$661,867R01NS145481 - RECONFIG - REcovery of CONsciousness Following Intracerebral hemorrhaGe
Columbia University Health Sciences
FY2023$616,022R01NS106014 - RECONFIG - REcovery of CONsciousness Following Intracerebral hemorrhaGe
Columbia University Health Sciences
FY2022$593,514R01NS106014
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.
Publications
Matched to this physician's OpenAlex author record; most-cited works shown first.
- American Clinical Neurophysiology Society's Standardized Critical Care EEG Terminology: 2021 Version
Journal of Clinical Neurophysiology
2021
Similar KOLs
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Ajay Kirtane, MD
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Bruce Miller, MD
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Bradley Boeve, MD
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Richard Lipton, MD
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Steven Dekosky, MD
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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, so funding, congress activity and public presence aren't shown. Absence of a section means “not yet looked,” never “none found.”