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

Dr. Shawn D. Mattison, MD

Individual provider Internal Medicine Physician · NPI 1972881340

Dr. Shawn D. Mattison, MD is an Internal Medicine Physician in Oakland, California. Licensed in California. Registered with an NPI since 2011.

Licensed in
CA
In the registry since
2011
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

275 W Macarthur
Oakland, CA 94611-5641
Phone: (510) 752-1000
Show map & directions

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

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence A116133 (CA)

Record details

NPI number1972881340
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 2, 2011
Last updated in NPPESSeptember 23, 2014

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