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

Dr. Wayne Chang, MD

Individual provider Internal Medicine Physician · NPI 1306926076

Dr. Wayne Chang, MD is an Internal Medicine Physician in Orange, California. Licensed in California. Registered with an NPI since 2006.

Licensed in
CA
In the registry since
2006
Specialties on file
2
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

101 The City Dr S
Orange, CA 92868-3201
Phone: (714) 880-7812
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Occupational Medicine Physician (primary) Taxonomy 2083X0100X · Licence 000000A73679 (CA)
Internal Medicine Physician Taxonomy 207R00000X · Licence A73679 (CA)

Record details

NPI number1306926076
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedOctober 17, 2006
Last updated in NPPESNovember 3, 2022
Certification dateNovember 3, 2022
Mailing address200 S Manchester Ave Ste 300, Orange, CA 92868-3219

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