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

Marshall Roy Koon, PA-C

Individual provider Medical Physician Assistant · NPI 1982939302

Marshall Roy Koon, PA-C is a Medical Physician Assistant in Apple Valley, California. Licensed in California. Registered with an NPI since 2009.

Licensed in
CA
In the registry since
2009
What do these letters mean?
PA-C — Physician Assistant, Certified
A physician assistant who holds current national certification.

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Practice location Address checks out

18300 US Highway 18
Apple Valley, CA 92307-2206
Phone: (760) 242-2311
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Medical Physician Assistant (primary) Taxonomy 363AM0700X · Licence PA20578 (CA)

Record details

NPI number1982939302
Entity typeIndividual (Type 1)
GenderMale
Credentials PA-C
Sole proprietorNo
NPI enumeratedOctober 4, 2009
Last updated in NPPESOctober 4, 2009
Mailing address18300 Us Highway 18, Apple Valley, CA 92307-2206

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