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

Brian Koffman, MD

Individual provider Family Medicine Physician · NPI 1326049164

Brian Koffman, MD is a Family Medicine Physician in Diamond Bar, California. Licensed in California. Registered with an NPI since 2005.

Licensed in
CA
In the registry since
2005
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

1514 Valley Vista Dr
Diamond Bar, CA 91765-3929
Phone: (909) 860-1144
Fax: (909) 860-8307
Show map & directions

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

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence G36410 (CA)

Record details

NPI number1326049164
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 2, 2005
Last updated in NPPESSeptember 19, 2018
Mailing address1514 Valley Vista Dr, Diamond Bar, CA 91765-3929

Other providers in Diamond Bar