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

Ryan Alan Brown, MD

Individual provider Internal Medicine Physician · NPI 1467425439

Ryan Alan Brown, MD is a Cardiovascular Disease (Cardiology) in Walnut Creek, California. Graduated from Northwestern University Feinberg Medical School in 2001, 25 years ago. Practices with John Muir Physician Network, a 486-clinician group, works from 2 locations, accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
25
Trained at
Northwestern University Feinberg Medical School
Licensed in
CA
In the registry since
2006
Specialties on file
4
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

106 La Casa Via Ste 140
Walnut Creek, CA 94598-3084
Phone: (925) 274-2860
Fax: (925) 932-4527
Show map & directions

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

Additional practice locations (1)

  • 1450 Treat Blvd # 220b, Walnut Creek, CA 94597-2168 — (925) 937-1700

Specialties & licences

Cardiovascular Disease Physician (primary) Taxonomy 207RC0000X · Licence A84824 (CA)
Internal Medicine Physician Taxonomy 207R00000X · Licence A84824 (CA)
Interventional Cardiology Physician Taxonomy 207RI0011X · Licence A84824 (CA)
Nuclear Cardiology Physician Taxonomy 207UN0901X · Licence A84824 (CA)

Record details

NPI number1467425439
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedFebruary 9, 2006
Last updated in NPPESNovember 8, 2022
Certification dateNovember 8, 2022
Mailing address106 La Casa Via, 140, Walnut Creek, CA 94598

Medicare enrollment

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

Medicare specialtyCARDIOVASCULAR DISEASE (CARDIOLOGY)
Also practisesINTERNAL MEDICINE, INTERVENTIONAL CARDIOLOGY, NUCLEAR MEDICINE
Medical schoolNORTHWESTERN UNIVERSITY FEINBERG MEDICAL SCHOOL
Graduated 2001 (25 years in practice)
Group practice John Muir Physician Network — 486 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

Other providers in Walnut Creek