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

Matthew S Keefer, MD

Individual provider Pediatrics Physician · NPI 1972609352

Matthew S Keefer, MD is a Pediatrics Physician in Los Angeles, California. Licensed in California. Registered with an NPI since 2006.

Licensed in
CA
In the registry since
2006
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

4650 W Sunset Blvd
Los Angeles, CA 90027-6062
Phone: (323) 669-2534
Fax: (323) 663-6707
Show map & directions

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

Specialties & licences

Pediatrics Physician (primary) Taxonomy 208000000X · Licence A74609 (CA)

Record details

NPI number1972609352
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedSeptember 15, 2006
Last updated in NPPESOctober 4, 2023
Certification dateOctober 4, 2023

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