Medical School
- MD, Washington University in St. Louis School of Medicine (1989)
Graduate School
- MPH/MSPH, University of Colorado Health Sciences Center (1997)
Undergraduate School
- BA, Colorado College (CO) (1985)
Internship
- University of Colorado (1990)
Residencies
- University of Colorado, Chief Resident, Internal Medicine (1993)
- University of Colorado, Preventive Medicine (1997)
Department
Medicine-Internal MedicineProfessional Titles
- Senior Advisor
Publications
- Hasnain-Wynia R, Everhart R, Wittmer N, Podewils LJ, MacKenzie TD. From ethical guidance to practice: Oversight of quality improvement activities at Denver Health, a learning health system. Learn Health Syst. 2025 Oct;9(4):e70030. PubMed PMID: 41169647
- Keach JW, Prandi-Abrams M, Sabel AS, Hasnain-Wynia R, Mroch JM, MacKenzie TD. Reducing Hospital Length of Stay: A Multimodal Prospective Quality Improvement Intervention. Jt Comm J Qual Patient Saf. 2025 May;51(5):321-330. PubMed PMID: 40023710
- Furuno JP, Comer AC, Johnson JK, Rosenberg JH, Moore SL, MacKenzie TD, Hall KK, Hirshon JM. Using antibiograms to improve antibiotic prescribing in skilled nursing facilities. Infect Control Hosp Epidemiol. 2014 Oct;35 Suppl 3:S56-61. PubMed PMID: 25222899
- James PA, Oparil S, Carter BL, Cushman WC, Dennison-Himmelfarb C, Handler J, Lackland DT, LeFevre ML, MacKenzie TD, Ogedegbe O, Smith SC Jr, Svetkey LP, Taler SJ, Townsend RR, Wright JT Jr, Narva AS, Ortiz E. 2014 evidence-based guideline for the management of high blood pressure in adults: report from the panel members appointed to the Eighth Joint National Committee (JNC 8). JAMA. 2014 Feb 5;311(5):507-20. PubMed PMID: 24352797
Practice Locations
Denver Health777 Bannock St
Denver, CO 80204
303-436-6000
Hospital Affiliation
- Denver Health Medical Center
Specialty Information
Specialties- Internal Medicine, Board Certification (1993, 2023)