Natasha M. Tiffany, MD

Medicare activity in 2024

Official CMS public-use data for Natasha M. Tiffany, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Most frequent services

1. Injection, ferric carboxymaltose, 1 mg (J1439)15,000 services
2. Injection, pembrolizumab, 1 mg (J9271)13,200 services
3. Injection, fosaprepitant, 1 mg (J1453)12,600 services
4. Injection, daratumumab, 10 mg and hyaluronidase-fihj (J9144)6,480 services
5. Injection, denosumab, 1 mg (J0897)4,320 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

• High blood pressure65%
• High cholesterol59%
• Cancer (breast, colorectal, lung, prostate, endometrial or leukemia/lymphoma)51%
• Arthritis39%
• Diabetes24%
• Chronic kidney disease23%

Hospitals where Natasha M. Tiffany works

Medicare's Facility Affiliation Data lists Natasha M. Tiffany at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

• Lake District HospitalLakeview, OR · Critical Access Hospital · Emergency services: listed by Medicare · CCN 381309
• St Charles MadrasMadras, OR · Critical Access Hospital · Emergency services: listed by Medicare · CCN 381324
• St Charles Medical Center - BendBend, OR · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 380047
• St Charles Medical Center PrinevillePrineville, OR · Critical Access Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 381313

Practice locations

Addresses where Natasha M. Tiffany is enrolled with Medicare (CMS data updated October 2, 2026).

• 1541 NW Canal Blvd, Cancer CentRedmond, OR 97756 (541) 706‑5800

Group practices

Medicare enrollment lists Natasha M. Tiffany as a member of this group (CMS data updated October 2, 2026).

• St Charles Health System Inc377 clinicians in the group

Specialties

• Hematology/Oncologyprimary
• Hematologyalso
• Internal Medicinealso
• Medical Oncologyalso

Find other Hematology/Oncology doctors in Oregon →

Other hematologist-oncologists in Redmond

Clinicians with the same Medicare primary specialty in Redmond, OR — not a recommendation.

• Russell S. Lewis Jr., MD
• Andrew T. Chen, DO
• Karen Axten, MD
• William G. Martin, MD
• Christina Fitzmaurice, MD
• Bryden T. Considine, DO
• Joshua M. Gulvin, MD
• Sven Olson, MD

All hematologist-oncologists in Redmond →

Other clinicians in St Charles Health System Inc

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

• Maryclare S. Sarff, MD
• Emily Halpert, PA
• Adam J. Short, PA
• Kathleen A. Wachtler, MD
• Kacie Talcott
• Ian C. Riddock, MD

Clinician information

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
6. Medicare Care Compare — official Medicare tool to look up clinicians