Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Gregory J Musselman, PA-C

Individual provider Medical Physician Assistant · NPI 1659829513

Gregory J Musselman, PA-C is a Physician Assistant in Ontario, California. Qualified in 2016, 10 years ago. Practices with American Current Care of California a Medical Corporation, a 140-clinician group, works from 2 locations and accepts Medicare assignment.

Years since qualifying
10
In the registry since
2016
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

3550 E Philadelphia St Ste 150
Ontario, CA 91761
Phone: (909) 773-0022
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 9471 Haven Ave Ste 140, Rancho Cucamonga, CA 91730-5818 — (909) 474-2333

Specialties & licences

Medical Physician Assistant (primary) Taxonomy 363AM0700X

Record details

NPI number1659829513
Entity typeIndividual (Type 1)
GenderMale
Credentials PA-C
Sole proprietorYes
NPI enumeratedSeptember 20, 2016
Last updated in NPPESSeptember 26, 2018

Medicare enrollment

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

Medicare specialtyPHYSICIAN ASSISTANT
Medical schoolOTHER
Graduated 2016 (10 years in practice)
Group practice American Current Care Of California A Medical Corporation — 140 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

Other providers in Ontario