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

Yu-Wen Chang, DO

Individual provider Obesity Medicine (Family Medicine) Physician · NPI 1598258154

Yu-Wen Chang, DO is a Family Practice in Menlo Park, California. Graduated from Touro Un College of Osteopathic Medicine, Vallejo in 2018, 8 years ago. Practices with University Healthcare Alliance, a 332-clinician group, works from 3 locations, accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
8
Trained at
Touro Un College of Osteopathic Medicine, Vallejo
Licensed in
CA
In the registry since
2018
Specialties on file
2
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

See every abbreviation used in this directory →

Practice location Address checks out

321 Middlefield Rd Ste 260
Menlo Park, CA 94025-4010
Phone: (650) 498-3522
Show map & directions

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

Additional practice locations (2)

  • 500 W Hospital Rd, French Camp, CA 95231-9693 — (209) 468-6937
  • 1300 Crane St, Menlo Park, CA 94025-4260 — (650) 498-6500

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence 20A17804 (CA)
Obesity Medicine (Family Medicine) Physician Taxonomy 207QB0002X · Licence 20A17804 (CA)

Record details

NPI number1598258154
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedJune 8, 2018
Last updated in NPPESApril 17, 2024
Certification dateApril 17, 2024
Mailing address321 Middlefield Rd Ste 260, Menlo Park, CA 94025-4010

Medicare enrollment

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

Medicare specialtyFAMILY PRACTICE
Medical schoolTOURO UN COLLEGE OF OSTEOPATHIC MEDICINE, VALLEJO
Graduated 2018 (8 years in practice)
Group practice University Healthcare Alliance — 332 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services