Individual provider · Type 1 NPI

Joann Cong Yin Chang, MD

Ophthalmology Physician · Lancaster, MA

NPI number 1730359100 Active

Practice location

479 Old Union Tpke
Lancaster, MA 01523-3029

Call (978) 537-3900 Map

Fax (978) 537-6030

Specialties and licenses

TaxonomyCodeLicense
Ophthalmology Physician 207W00000X267568 (NY)
Ophthalmology Physician Primary 207W00000X243192 (MA)

Ophthalmology Physician: An ophthalmologist has the knowledge and professional skills needed to provide comprehensive eye and vision care. Ophthalmologists are medically trained to diagnose, monitor and medically or surgically treat all ocular and visual disorders. This includes problems affecting the eye and its component structures, the eyelids, the orbit and the visual pathways. In so doing, an ophthalmologist prescribes vision services,…

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About NPI 1730359100

Joann Cong Yin Chang, MD's National Provider Identifier is 1730359100, issued on Mar 2, 2008. The primary taxonomy on file is Ophthalmology Physician (207W00000X), and the practice location is in Lancaster, MA. The record was last updated on May 2, 2022.