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

Mr. Jonathan R De Guzman, PA

Individual provider Surgical Physician Assistant · NPI 1225121924

Mr. Jonathan R De Guzman, PA is a Physician Assistant in Mission Hills, California. Qualified in 2005, 21 years ago. Practices with Ramin Ganjianpour MD Inc, a 4-clinician group and accepts Medicare assignment. Licensed in New York.

Years since qualifying
21
Licensed in
NY
In the registry since
2006
What do these letters mean?
PA — Physician Assistant
A licensed clinician who examines, diagnoses and treats under a physician's supervision.

See every abbreviation used in this directory →

Practice location Address checks out

11550 Indian Hills Rd Ste 241
Mission Hills, CA 91345-1200
Phone: (818) 361-0136
Fax: (818) 361-0136
Show map & directions

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

Specialties & licences

Surgical Physician Assistant (primary) Taxonomy 363AS0400X · Licence 011095 (NY)

Record details

NPI number1225121924
Entity typeIndividual (Type 1)
GenderMale
Credentials PA
Sole proprietorNo
NPI enumeratedOctober 2, 2006
Last updated in NPPESSeptember 21, 2010

Medicare enrollment

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

Medicare specialtyPHYSICIAN ASSISTANT
Medical schoolOTHER
Graduated 2005 (21 years in practice)
Group practice Ramin Ganjianpour Md Inc — 4 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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