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

Woody Chang

Individual provider Student in an Organized Health Care Education/Training Program · NPI 1295153187

Woody Chang is a Geriatric Medicine in Sunnyvale, California. Graduated from Stanford University School of Medicine in 2014, 12 years ago. Practices with Sutter Bay Medical Foundation, a 3,762-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
12
Trained at
Stanford University School of Medicine
Licensed in
CA
In the registry since
2014
Specialties on file
2
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Practice location Address checks out

301 Old San Francisco Rd
Sunnyvale, CA 94086-6386
Phone: (408) 730-6250
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Geriatric Medicine (Internal Medicine) Physician (primary) Taxonomy 207RG0300X · Licence A152122 (CA)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X

Record details

NPI number1295153187
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorYes
NPI enumeratedMarch 29, 2014
Last updated in NPPESDecember 10, 2018

Medicare enrollment

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

Medicare specialtyGERIATRIC MEDICINE
Also practisesINTERNAL MEDICINE
Medical schoolSTANFORD UNIVERSITY SCHOOL OF MEDICINE
Graduated 2014 (12 years in practice)
Group practice Sutter Bay Medical Foundation — 3762 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Sunnyvale