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

Brian Topkis, MD

Individual provider Ph.D. Medical Genetics · NPI 1265524706

Brian Topkis, MD is a Ph.D. Medical Genetics in Walnut Creek, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2006
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

2021 Mt Diablo Blvd # 100
Walnut Creek, CA 94596-4301
Phone: (925) 930-9978
Fax: (925) 930-9663
Show map & directions

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

Specialties & licences

Ph.D. Medical Genetics (primary) Taxonomy 170100000X · Licence 020A45480 (CA)

Record details

NPI number1265524706
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedSeptember 29, 2006
Last updated in NPPESJuly 21, 2022

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