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

Wayne Wei-Yi Chang, MD

Individual provider Internal Medicine Physician · NPI 1942322987

Wayne Wei-Yi Chang, MD is an Internal Medicine Physician in Milpitas, California. Licensed in California. Registered with an NPI since 2007.

Licensed in
CA
In the registry since
2007
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

770 E Calaveras Blvd
Milpitas, CA 95035-5491
Phone: (408) 945-2933
Show map & directions

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

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence A96093 (CA)

Record details

NPI number1942322987
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 3, 2007
Last updated in NPPESDecember 9, 2021
Mailing address770 E Calaveras Blvd, Milpitas, CA 95035-5491

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