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

Individual provider Ophthalmology Physician · NPI 1588703995

Dr. Keith C Chang, MD is an Ophthalmology in New York, New York. Graduated from Warren Alpert Medical School of Brown University in 1991, 35 years ago. Practices as a sole proprietor and accepts Medicare assignment. Licensed in New York.

Years since qualifying
35
Trained at
Warren Alpert Medical School of Brown University
Licensed in
NY
In the registry since
2007
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

217 Grand St # 302
New York, NY 10013-4223
Phone: (212) 965-8883
Fax: (212) 965-8878
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Ophthalmology Physician (primary) Taxonomy 207W00000X · Licence 193442 (NY)

Record details

NPI number1588703995
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedFebruary 5, 2007
Last updated in NPPESNovember 19, 2007

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyOPHTHALMOLOGY
Medical schoolWARREN ALPERT MEDICAL SCHOOL OF BROWN UNIVERSITY
Graduated 1991 (35 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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