Diablo Family Physicians,
A Division of BASS Medical Group

About Diablo Family Physicians

Your San Ramon Specialists — Proudly Part of BASS

Diablo Family Physicians (DFP) has been a trusted part of the San Ramon community for years—and as part of the BASS Medical Group network, we continue to provide the same compassionate, high-quality care our patients have come to expect.

Known for our small-practice feel, on-time appointments, and dedicated team, DFP focuses on personalized care and whole-person wellness. Our affiliation with BASS enhances our ability to offer expanded resources while maintaining the close, attentive approach that defines us. We also remain connected to John Muir and San Ramon Regional Medical Centers to better serve your healthcare needs.

White, modern-looking John Muir Health building off of 12677 Alcosta Blvd in San Ramon, California.

Meet the Physician Team

Meet the same caring providers you know and trust, now connected to a broader network of care.

Gurpreet Boparai, MD

Family Medicine

Artemio Perez, DO

Family Medicine

Tanvi Raman, MD

Internal Medicine

Sachie Nguyen-Trung, FNP

Nurse Practitioner

Looking for Drs. Mark & Dolores Musco?

Drs. Mark and Dolores Musco, founders of Diablo Family Physicians, now continue their patient-centered care at their independent practice, FocusedMD, alongside Tim Sayles, PA-C.

Visit FocusedMD

Metabolic Weight Loss with LeanMD

Physician-Supervised Weight Loss, Personalized for You

As part of Diablo Family Physicians’ legacy, the LeanMD program continues to help patients achieve lasting results with a medically guided approach to weight loss. Built around your unique physiology, LeanMD provides the full spectrum of oral and injectable weight loss medications, in-person support, and optimized nutrition to improve your metabolic health.