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

Karen Y Chen, PA

Individual provider Physician Assistant · NPI 1891374963

Karen Y Chen, PA is a Physician Assistant in Fremont, California. Qualified in 2021, 5 years ago. Practices with Csi Medical Group, a 104-clinician group, works from 5 locations and accepts Medicare assignment. Licensed in California.

Years since qualifying
5
Licensed in
CA
In the registry since
2021
What do these letters mean?
PA — Physician Assistant
A licensed clinician who examines, diagnoses and treats under a physician's supervision.

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Practice location Address checks out

39210 State St Ste 218
Fremont, CA 94538-1456
Phone: (510) 790-0477
Fax: (510) 790-1835
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (4)

  • 525 South Dr Ste 115, Mountain View, CA 94040-4211 — (650) 969-6500
  • 3060 Broadway, Redwood City, CA 94062-1512 — (650) 361-1177
  • 2420 Samaritan Dr, San Jose, CA 95124-3907 — (408) 369-5600
  • 603 S Knickerbocker Dr, Sunnyvale, CA 94087-1034 — (408) 736-0441

Specialties & licences

Physician Assistant (primary) Taxonomy 363A00000X · Licence 60110 (CA)

Record details

NPI number1891374963
Entity typeIndividual (Type 1)
GenderFemale
Credentials PA
Sole proprietorNo
NPI enumeratedApril 6, 2021
Last updated in NPPESJanuary 19, 2023
Certification dateJanuary 19, 2023

Medicare enrollment

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

Medicare specialtyPHYSICIAN ASSISTANT
Medical schoolOTHER
Graduated 2021 (5 years in practice)
Group practice Csi Medical Group — 104 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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