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

Lawrence A. Harms, MD

Individual provider Surgery Physician · NPI 1821146739

Lawrence A. Harms, MD is a General Surgery in Fontana, California. Graduated from Loma Linda University School of Medicine in 1983, 43 years ago. Practices with Southern California Permanente Medical Group, an 11,242-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
43
Trained at
Loma Linda University School of Medicine
Licensed in
CA
In the registry since
2007
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

9961 Sierra Ave
Fontana, CA 92335-6720
Phone: (909) 427-3910
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Surgery Physician (primary) Taxonomy 208600000X · Licence G53038 (CA)

Record details

NPI number1821146739
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJanuary 8, 2007
Last updated in NPPESNovember 29, 2021
Mailing address9961 Sierra Ave, Fontana, CA 92335-6720

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyGENERAL SURGERY
Also practisesCRITICAL CARE (INTENSIVISTS)
Medical schoolLOMA LINDA UNIVERSITY SCHOOL OF MEDICINE
Graduated 1983 (43 years in practice)
Group practice Southern California Permanente Medical Group — 11242 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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