Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Dr. Diane T. Flanigen, MD

Individual provider Ophthalmology Physician · NPI 1912985904

Dr. Diane T. Flanigen, MD is an Ophthalmology in Williamsville, New York. Graduated from State University of New York at Buffalo School of Medicine in 1984, 42 years ago. Practices with Ophthalmic Consultants of Long Island, a 105-clinician group and accepts Medicare assignment. Licensed in New York.

Years since qualifying
42
Trained at
State University of New York at Buffalo School of Medicine
Licensed in
NY
In the registry since
2006
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

6333 Main St
Williamsville, NY 14221-5800
Phone: (716) 632-3545
Fax: (716) 632-6368
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Ophthalmology Physician (primary) Taxonomy 207W00000X · Licence 178565 (NY)
Ophthalmology Physician Taxonomy 207W00000X · Licence 178565-1 (NY)

Record details

NPI number1912985904
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedJanuary 9, 2006
Last updated in NPPESAugust 6, 2019

Medicare enrollment

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

Medicare specialtyOPHTHALMOLOGY
Medical schoolSTATE UNIVERSITY OF NEW YORK AT BUFFALO SCHOOL OF MEDICINE
Graduated 1984 (42 years in practice)
Group practice Ophthalmic Consultants Of Long Island — 105 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Williamsville