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

Dr. Robert Matthews, MD

Individual provider Nuclear Radiology Physician · NPI 1215963186

Dr. Robert Matthews, MD is a Nuclear Medicine in Walnut Creek, California. Qualified in 2000, 26 years ago. Practices with Permanente Medical Group Inc, a 10,941-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in New York.

Years since qualifying
26
Licensed in
NY
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

1425 S Main St
Walnut Creek, CA 94596-5318
Phone: (925) 295-4000
Show map & directions

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

Additional practice locations (1)

  • University Hospital, L4, Stony Brook, NY 11794-0001 — (631) 444-6919

Specialties & licences

Nuclear Radiology Physician (primary) Taxonomy 2085N0904X · Licence 232749 (NY)

Record details

NPI number1215963186
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 23, 2006
Last updated in NPPESJune 22, 2022
Certification dateJune 22, 2022

Medicare enrollment

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

Medicare specialtyNUCLEAR MEDICINE
Medical schoolOTHER
Graduated 2000 (26 years in practice)
Group practice Permanente Medical Group Inc — 10941 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount