Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Hamid R. Rassai

Individual provider Surgery Physician · NPI 1013013218

Hamid R. Rassai is a General Surgery in Antioch, California. Graduated from Medical College of Pennsylvania in 1995, 31 years ago. Practices with Bass Medical Group, a 292-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in California.

Years since qualifying
31
Trained at
Medical College of Pennsylvania
Licensed in
CA
In the registry since
2006

Practice location Address checks out

2350 Country Hills Dr Ste A
Antioch, CA 94509-7436
Phone: (925) 757-0800
Fax: (925) 757-2160
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 2222 East St Ste 300, Concord, CA 94520-2066 — (925) 682-7730

Specialties & licences

Surgery Physician (primary) Taxonomy 208600000X · Licence A060998 (CA)

Record details

NPI number1013013218
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedSeptember 15, 2006
Last updated in NPPESJune 3, 2025
Certification dateJune 3, 2025
Mailing address2350 Country Hills Dr Ste A, Antioch, CA 94509-7436

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyGENERAL SURGERY
Medical schoolMEDICAL COLLEGE OF PENNSYLVANIA
Graduated 1995 (31 years in practice)
Group practice Bass Medical Group — 292 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Antioch