Kristina Bajema is an Infectious Disease physician affiliated with Oregon Health & Science University. OpenAlex indexes 63 publications with 2,336 citations (h-index 20); ClinicalTrials.gov lists 1 registered study 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 fundingContact
The practice address and phone this provider lists in the federal NPPES (CMS) registry.
Practice address
3181 SW Sam Jackson Park Rd
Portland, OR 972393011
Telephone
503-494-7735Provider last certified this registry record 4 Aug 2021.
Clinical trials
- Clinical Outcomes and Pharmacotherapy Effectiveness in the VA Health Care System (COPE-VA)
Sponsor: VA Office of Research and Development
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:
- AbbVie Inc.Program year20211 payment
Payment records matched to this physician's NPI in CMS Open Payments, program years 2021 onward.
Publications
Matched to this physician's OpenAlex author record; most-cited works shown first.
- IDSA 2025 Guidelines on the Use of Vaccines for the Prevention of Seasonal COVID-19 Infections in Immunocompromised Patients
Clinical Infectious Diseases
2026 - Ensitrelvir for the Treatment of Hospitalized Adults With COVID-19: An International Phase 3 Randomized Placebo-controlled Trial
Clinical Infectious Diseases
2026 - Respiratory syncytial virus vaccine effectiveness among US veterans, September, 2023 to March, 2024: a target trial emulation study
The Lancet Infectious Diseases
2025 - Severity and Long-Term Mortality of COVID-19, Influenza, and Respiratory Syncytial Virus
JAMA Internal Medicine
2025
Similar KOLs
Other experts from the same institution or the same specialty.
Eric Orwoll, MD
Oregon Health & Science University
Aaron Caughey, MD
Oregon Health & Science University
Tomasz Beer, MD
Oregon Health & Science University
John Nutt, MD
Oregon Health & Science University
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.”