Samuel R. Donnenfeld, MD

Practice locations

Addresses where Samuel R. Donnenfeld is enrolled with Medicare (CMS data updated October 2, 2026).

• 10800 Magnolia AveRiverside, CA 92505 (951) 353‑2000
• 27300 Iris AveMoreno Valley, CA 92555 (951) 243‑0811
• 27350 Iris AveMoreno Valley, CA 92555 (866) 984‑7483

Group practices

Medicare enrollment lists Samuel R. Donnenfeld as a member of this group (CMS data updated October 2, 2026).

• Southern California Permanente Medical Group11,293 clinicians in the group

Specialties

• Urologyprimary

Find other Urology doctors in California →

Other urologists in Riverside

Clinicians with the same Medicare primary specialty in Riverside, CA — not a recommendation.

• Daniel Kronenberg, MD
• Aravind S. Chandrashekar, MD
• Daniel Artenstein, MD
• Madhumitha Reddy, DO
• Ken Takesita, MD
• Sy Tsi, MD
• Josephine Hidalgo-Tamola
• Samer Kirmiz, MD

All urologists in Riverside →

Other clinicians in Southern California Permanente Medical Group

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

• Sandra L. Salazar, MD
• Stacey Lee, MD
• Cynthia H. Ho, MD
• Thomas Zikos, MD
• Pooneh Esfahani, DO
• John Park, 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. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
2. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
3. Medicare Care Compare — official Medicare tool to look up clinicians