WILLIAM G. CHANG MD PHD – NPI #1679757629
Internal Medicine

An internist who treats disorders of the kidney, high blood pressure, fluid and mineral balance and dialysis of body wastes when the kidneys do not function. This specialist consults with surgeons about kidney transplantation.

WILLIAM CHANG is a physician located in NEW HAVEN, CT. NPPES has assigned the NPI number 1679757629 to WILLIAM CHANG on December 27, 2007. It is a Type-1 NPI, indicating this NPI number is associated with an individual. The primary taxonomy selected by this provider is 207RN0300X from the Health Care Provider Taxonomy code set, which is classified as Internal Medicine, specializing in Nephrology

The NPI profile was previously updated about 13 years ago on Jun 12, 2013. Use the NPI data found here to bill health insurance companies, identify providers enrolled in Medicare and Medicaid services or other HIPAA compliant transactions. See the complete NPI profile for WILLIAM CHANG below.

NPI Profile for
WILLIAM G. CHANG

NPI Number
1679757629
Enumeration Date

(more than 18 years ago)
Entity Type
Type-1  Individual (Male)
Legal Name
WILLIAM G. CHANG
Credentials
MD PHD
Primary location
BB114 330 CEDAR ST
YALE NEPHROLOGY
NEW HAVEN, CT 06520
Phone: (203) 785-4184 Fax:
Mailing address
330 CEDAR ST
BB114
NEW HAVEN, CT 06510-3218
Phone: (203) 785-4184 Fax:
Sole Proprietor
Yes
Updated
Taxonomy Code(s)

A taxonomy code is a code that describes the health care service provider's type, classification, and the area of specialization. The primary specialty for this provider is indicated as (Primary) below.

Taxonomy Classification / Specialization State License
207RN0300X
- Internal Medicine / Nephrology (Primary)
CT 049303

The taxonomy codes are selected by the provider at the time of NPI registration. Selection of a taxonomy code does not replace any credentialing or validation process that the provider requesting the code should complete.