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

Wencheng Jen, MD

Individual provider Internal Medicine Physician · NPI 1811915481

Wencheng Jen, MD is an Internal Medicine in Arcadia, California. Graduated from University of Southern California Keck School of Medicine in 1998, 28 years ago. Practices as a sole proprietor, accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
28
Trained at
University of Southern California Keck School of Medicine
Licensed in
CA
In the registry since
2006
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

817 S 1st Ave Unit A Unit A
Arcadia, CA 91006-3918
Phone: (626) 416-3051
Fax: (626) 478-1068
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 A70481 (CA)

Record details

NPI number1811915481
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJuly 18, 2006
Last updated in NPPESJanuary 28, 2026
Certification dateJanuary 28, 2026
Mailing address817 S 1st Ave Unit A, Unit A, Arcadia, CA 91006-3918

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolUNIVERSITY OF SOUTHERN CALIFORNIA KECK SCHOOL OF MEDICINE
Graduated 1998 (28 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations2 on file with Medicare

Other providers in Arcadia