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

Dr. Gretchen E Ohlig, OD

Individual provider Optometrist · NPI 1568635506

Dr. Gretchen E Ohlig, OD is an Optometry in Greenvale, New York. Graduated from State University of New York - State College Optometry in 1993, 33 years ago. Practices with Optyx LLC, a 9-clinician group and accepts Medicare assignment. Licensed in Connecticut and New York.

Years since qualifying
33
Trained at
State University of New York - State College Optometry
Licensed in
CT, NY
In the registry since
2008
Specialties on file
2
What do these letters mean?
OD — Doctor of Optometry
An optometrist: examines eyes, prescribes glasses and contacts, and treats many eye conditions.

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Practice location Address checks out

190 Wheatley Plz
Greenvale, NY 11548-1316
Phone: (516) 686-6512
Fax: (516) 277-1591
Show map & directions

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

Specialties & licences

Optometrist (primary) Taxonomy 152W00000X · Licence 2381 (CT)
Optometrist Taxonomy 152W00000X · Licence T005447 (NY)

Record details

NPI number1568635506
Entity typeIndividual (Type 1)
GenderFemale
Credentials OD
Sole proprietorNo
NPI enumeratedApril 10, 2008
Last updated in NPPESDecember 27, 2023
Certification dateDecember 5, 2023
Mailing address101a Norton Dr, East Northport, NY 11731-1603

Medicare enrollment

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

Medicare specialtyOPTOMETRY
Medical schoolSTATE UNIVERSITY OF NEW YORK - STATE COLLEGE OPTOMETRY
Graduated 1993 (33 years in practice)
Group practice Optyx Llc — 9 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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