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

Dr. Andre Westin, MD, MPH

Individual provider Internal Medicine Physician · NPI 1316138886

Dr. Andre Westin, MD, MPH is a Hospitalist in Walnut Creek, California. Qualified in 1994, 32 years ago. Practices with John Muir Physician Network, a 486-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
32
Licensed in
CA
In the registry since
2007
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.
MPH — Master of Public Health
A graduate degree in population health.

See every abbreviation used in this directory →

Practice location Address checks out

1220 Rossmoor Pkwy
Walnut Creek, CA 94595-2501
Phone: (925) 947-3393
Fax: (925) 947-3396
Show map & directions

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

Specialties & licences

Hospitalist Physician (primary) Taxonomy 208M00000X · Licence A101015 (CA)
Internal Medicine Physician Taxonomy 207R00000X · Licence A101015 (CA)

Record details

NPI number1316138886
Entity typeIndividual (Type 1)
GenderMale
Credentials MD , MPH
Sole proprietorNo
NPI enumeratedAugust 8, 2007
Last updated in NPPESJune 21, 2012
Mailing addressDept 34929, P.O. Box 39000, San Francisco, CA 94139-0001

Medicare enrollment

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

Medicare specialtyHOSPITALIST
Also practisesINTERNAL MEDICINE
Medical schoolOTHER
Graduated 1994 (32 years in practice)
Group practice John Muir Physician Network — 486 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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