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DR. WILLIAM GEE CHANG MD PHD
NPI 1679757629
Internal Medicine - Nephrology in New Haven, CT

Active since December 27, 2007
BB114 330 CEDAR ST, YALE NEPHROLOGY, NEW HAVEN, CT 06520(203) 785-4184 Get Directions Write a Review

NPPES record last updated: June 12, 2013. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. William Gee Chang Md Phd NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. WILLIAM GEE CHANG MD PHD (NPI 1679757629) is an individual nephrology provider in New Haven, Connecticut, licensed in Connecticut (049303) and active in the NPI registry since December 2007.

NPPES Registry Identity

NPI1679757629
Entity TypeIndividualMale
Primary Taxonomy207RN0300X
Provider Legal NameDR. WILLIAM GEE CHANGCredential: MD PHD
Location AddressBB114 330 CEDAR ST, YALE NEPHROLOGYNew Haven, CT 06520
Mailing Address330 Cedar St, Bb114New Haven, CT 06510-3218 · (203) 785-4184
Phone(203) 785-4184
Sole ProprietorYes
Enumeration DateDecember 27, 2007
Last NPPES UpdateJune 12, 2013
✔ NPI 1679757629 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · NephrologyAllopathic & Osteopathic Physicians
Taxonomy Code207RN0300X
License✔ Licensed in CT · 049303
Definition
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.
BB114 330 CEDAR ST, New Haven, CT 06520
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Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is William Chang's NPI number?

The NPI number for William Chang is 1679757629. It was assigned to this individual provider in the NPPES registry on December 27, 2007.

Where is William Chang located?

William Chang practices at Bb114 330 Cedar St Yale Nephrology, New Haven, CT 06520. The listed phone number is (203) 785-4184.

What is William Chang's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Nephrology, with taxonomy code 207RN0300X.

When was this NPI record last updated?

The NPPES record for William Chang was last updated on June 12, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.