National Provider Identifier Database

WAYNE CHANG, MD – NPI #1306926076
Occupational Medicine

Occupational medicine focuses on the health of workers, including the ability to perform work; the physical, chemical, biological, and social environments of the workplace; and the health outcomes of environmental exposures. Practitioners in this field address the promotion of health in the work place, and the prevention and management of occupational and environmental injury, illness, and disability.


Contact Information

WAYNE CHANG, MD
101 THE CITY DR S
ORANGE, CA92868-3201
Phone: 714-880-7812
Fax:
Website:
Specialty Taxonomy Code
* Occupational Medicine 2083X0100X
Internal Medicine 207R00000X

* Indicates primary specialty

NPI Profile & details for WAYNE CHANG

NPI Number 1306926076
Credentials MD
Entity Individual
Enumeration date 10/17/2006
Last updated 11/03/2022 - About 4 years ago
Sole proprietor1 No
Identifiers
  • CA License #: 000000A73679
  • CA License #: A73679
Hospital affiliation n/a

1 A sole proprietor/sole proprietorship is an individual, and as such, is eligible for a single NPI number. The sole proprietor must apply for the NPI number using his or her own Social Security Number (SSN), not an Employer Identification Number (EIN) even if he/she has an EIN.

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