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

Dr. William S. Kasper, MD

Individual provider Ophthalmology Physician · NPI 1851307987

Dr. William S. Kasper, MD is an Ophthalmology in Garden City, New York. Qualified in 1967, 59 years ago. Practices with Sight Medical Doctors PLLC, a 114-clinician group, accepts Medicare assignment and offers telehealth. Licensed in New York.

Years since qualifying
59
Licensed in
NY
In the registry since
2006
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

520 Franklin Ave Ste L9
Garden City, NY 11530-5813
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 105422 (NY)

Record details

NPI number1851307987
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJuly 31, 2006
Last updated in NPPESFebruary 9, 2015
Mailing address260 E Middle Country Rd, Suite 201, Smithtown, NY 11787-2982

Medicare enrollment

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

Medicare specialtyOPHTHALMOLOGY
Medical schoolOTHER
Graduated 1967 (59 years in practice)
Group practice Sight Medical Doctors Pllc — 114 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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