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

Dr. Harold Phillip Koeffler, MD

Individual provider Internal Medicine Physician · NPI 1659309649

Dr. Harold Phillip Koeffler, MD is an Internal Medicine Physician in Los Angeles, California. Licensed in California. Registered with an NPI since 2006.

Licensed in
CA
In the registry since
2006
Specialties on file
2
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

8700 Beverly Blvd
Los Angeles, CA 90048-1865
Phone: (310) 423-4609
Fax: (310) 423-7182
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 C035603 (CA)
Hematology & Oncology Physician Taxonomy 207RH0003X · Licence C035603 (CA)

Record details

NPI number1659309649
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 29, 2006
Last updated in NPPESAugust 21, 2014

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