Doctor profile · Federal record

Dr. Gretchen Ohlig, OD

Optometrist (CMS: Optometry) · Optometrist · Greenvale, NY

  • NPI 1568635506
  • Accepts Medicare
  • 33 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
190 Wheatley Plz
Greenvale, NY 115481316
(516) 686-6512
fax (516) 277-1591
Mailing address
101A Norton Dr
East Northport, NY 117311603

Credentials & registration

NPPES · NUCC
NPI registered
April 2008 — 18 yrs on file
Profile last updated
December 27, 2023
Year of graduation
1993 — 33 yrs since
Specialty taxonomy
152W00000X — NUCC code
State licenses (2)
Connecticut #2381 · New York #T005447
Medicaid
CT #008053302

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1568635506. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$38
Transactions
2
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Bausch & Lomb Americas INC. 2 $38.29

By nature of payment

Food and Beverage
$38

Frequently asked questions

Auto-generated from federal data
What is Dr. Gretchen Ohlig's medical specialty?
Dr. Gretchen Ohlig practices Optometrist in Greenvale, NY.
Where does Dr. Gretchen Ohlig practice?
Dr. Gretchen Ohlig practices at 190 Wheatley Plz, Greenvale, NY 115481316. Office phone: 5166866512.
What is Dr. Gretchen Ohlig's NPI?
Dr. Gretchen Ohlig's National Provider Identifier (NPI) is 1568635506, issued by NPPES.
Does Dr. Gretchen Ohlig accept Medicare assignment?
Yes. Dr. Gretchen Ohlig accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.