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

Matthew Sims Fiess, PA

Individual provider Physician Assistant · NPI 1477080869

Matthew Sims Fiess, PA is a Physician Assistant in Gonzales, California. Qualified in 2017, 9 years ago. Practices with Salinas Valley Memorial Healthcare System, a 17-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in California.

Years since qualifying
9
Licensed in
CA
In the registry since
2017
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

850 5th St
Gonzales, CA 93926-9491
Phone: (831) 675-3601
Fax: (831) 675-3966
Show map & directions

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

Additional practice locations (1)

  • 355 Abbott St Ste 100, Salinas, CA 93901-4484 — (831) 751-7070

Specialties & licences

Physician Assistant (primary) Taxonomy 363A00000X · Licence 54480 (CA)

Record details

NPI number1477080869
Entity typeIndividual (Type 1)
GenderMale
Credentials PA
Sole proprietorNo
NPI enumeratedMay 16, 2017
Last updated in NPPESJanuary 14, 2025
Certification dateJanuary 14, 2025
Mailing address100 Wilson Rd Ste 100, Monterey, CA 93940-7885

Medicare enrollment

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

Medicare specialtyPHYSICIAN ASSISTANT
Medical schoolOTHER
Graduated 2017 (9 years in practice)
Group practice Salinas Valley Memorial Healthcare System — 17 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Gonzales