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

Jennifer Chwen-Yin Lin, MD

Individual provider Internal Medicine Physician · NPI 1336342708

Jennifer Chwen-Yin Lin, MD is an Internal Medicine in San Mateo, California. Graduated from Duke University School of Medicine in 2007, 19 years ago. Practices with County of San Mateo, a 316-clinician group and accepts Medicare assignment. Licensed in California and Pennsylvania.

Years since qualifying
19
Trained at
Duke University School of Medicine
Licensed in
CA, PA
In the registry since
2007
Specialties on file
3
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

222 W 39th Ave
San Mateo, CA 94403-4364
Phone: (650) 573-2385
Fax: (650) 573-2474
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

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

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence A111089 (CA)
Internal Medicine Physician Taxonomy 207R00000X · Licence MT190325 (PA)
Internal Medicine Physician Taxonomy 207R00000X · Licence MD437872 (PA)

Record details

NPI number1336342708
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 6, 2007
Last updated in NPPESDecember 21, 2023
Certification dateDecember 21, 2023

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolDUKE UNIVERSITY SCHOOL OF MEDICINE
Graduated 2007 (19 years in practice)
Group practice County Of San Mateo — 316 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in San Mateo