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

Mr. Andrew N. Bainnson, MD

Individual provider Ophthalmology Physician · NPI 1669470829

Mr. Andrew N. Bainnson, MD is an Ophthalmology in Smithtown, New York. Graduated from State University of New York Downstate Medical Center in 1990, 36 years ago. Practices with Sight Medical Doctors PLLC, a 114-clinician group and accepts Medicare assignment. Licensed in New York.

Years since qualifying
36
Trained at
State University of New York Downstate Medical Center
Licensed in
NY
In the registry since
2005
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

260 E Middle Country Rd Ste 201
Smithtown, NY 11787-2982
Phone: (631) 265-8780
Fax: (631) 265-8521
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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 187993 (NY)

Record details

NPI number1669470829
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 12, 2005
Last updated in NPPESJanuary 10, 2014

Medicare enrollment

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

Medicare specialtyOPHTHALMOLOGY
Medical schoolSTATE UNIVERSITY OF NEW YORK DOWNSTATE MEDICAL CENTER
Graduated 1990 (36 years in practice)
Group practice Sight Medical Doctors Pllc — 114 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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