Sima Ramratnam is a Rheumatology/Immunology physician affiliated with University of Wisconsin–Madison. OpenAlex indexes 48 publications with 1,965 citations (h-index 21).
Overview
Scholarship
indexed output and impact (OpenAlex)Distinct works indexed by OpenAlex.
Total citations across indexed works.
Hirsch index, productivity × impact (OpenAlex).
Clinical & industry
trials, payments and federal fundingIndustry payments
1 company reported payments to CMS in program years 2021 onward. These are public disclosures, not judgments. The latest:
1 company with payments on record in CMS Open Payments (2021 onward), matched to this physician's NPI. The itemized breakdown by company, amount and year is part of the full profile. Why? →
NIH funding
1 NIH research award on record, funded 2025–2026 per NIH RePORTER. The latest:
- Interactions Between Genetics, Air Pollution, and Preschool-Onset Childhood Asthma
University of Wisconsin-Madison
FY2026$176,133K08HL173691 - Interactions Between Genetics, Air Pollution, and Preschool-Onset Childhood Asthma
University of Wisconsin-Madison
FY2025$176,220K08HL173691
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.
William Busse, MD
University of Wisconsin–Madison
David Andes, MD
University of Wisconsin–Madison
Neil Binkley, MD
University of Wisconsin–Madison
Robert Lemanske, MD
University of Wisconsin–Madison
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.”