NPPES file of Aug 9, 2026

Gary L. Cook, OD

Optometrist · Wellsville, NY

Gary L. Cook, OD is an optometrist with a practice address in Wellsville, New York, and NPI 1659487213, issued on Aug 23, 2006. Check the license (New York T005095, as entered in NPPES) with the New York board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1659487213
Name
Gary L. Cook
Credential
OD
Primary taxonomy
Optometrist 152W00000X
License number
T005095 NY
Self-reported in NPPES; status is on the state search
Practice location
12 Martin St, Wellsville, NY 14895
Phone
(585) 593-6041
Enumerated
Aug 23, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(585) 593-4919
Medicaid ID
01579726 NY
Medicare enrollment
Enrolled (PECOS I20101214001164); accepts Medicare assignment
Medical or professional school
Illinois College Of Optometry At Chicago, 1989
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 12 Martin St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Kurt Benham, MDOphthalmology Physician1306952981
  2. Molly DempseyFamily Nurse Practitioner1386342624
  3. Christopher Depner, M.D.Family Medicine Physician1104810944
  4. Robert MaidenPsychologist1386725323
  5. Ryan Nightingale, MDFamily Medicine Physician1659937985
  6. Mahbubur Rahman, DDSDentist1275156036

Verify Gary L. Cook in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich New York board licenses this profession
    Search for license T005095
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the New York license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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2.8 times the Medicare Part D claims of the average optometrist in 2024

770 Medicare Part D claims for 270 beneficiaries, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D. Brand-name drugs were 43% of claims.

  1. Gary Cook770
  2. Specialty average277

Most prescribed

  1. Latanoprost298 claims
  2. Tobramycin-Dexamethasone75 claims
  3. Neomycin-Polymyxin-Dexameth66 claims
  4. Timolol Maleate55 claims
  5. Xiidra44 claims
  6. Brimonidine Tartrate35 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

The practice group's MIPS final score for 2023 (Medicare payment program): 74.5 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score100.0
  2. Costout of 100 · 30%15.0
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. Kenneth G Vandine MdpcWellsville, NY

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Gary L. Cook among 3,535 optometrist records in New York

Gary L. Cook, OD is one of 3,535 optometrist records with a practice address in New York. 65% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 8% of them.

  • NPI issued2006 · 8% of these records are older, 63% newer
  • In a Medicare fileYes · 65% of these records are
  • In the CMS Doctors and Clinicians fileYes · 47% of these records are
  • Graduated1989 · median 2008 among the 1,667 with a school on file
  • Record last updated2007 · 66% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 152W00000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

4 optometrist records list a practice address in Wellsville

They are 4 of the 312 NPPES records with a practice address in Wellsville, and 3,535 optometrist records in New York.

The 8 optometrist records with the nearest ZIP codes

  1. Richard Rogenthien, ODWellsville, NY 148951255301156
  2. Jason Sibble, O.D.Wellsville, NY 148951841235975
  3. Robert Vonvolen, ODWellsville, NY 148951649291626
  4. Thomas Jagger, MDWaverly, NY 148921689643561
  5. Brian Bleiler, ODWatkins Glen, NY 148911255327854
  6. Lawrence Waite, O.D.Elmira, NY 149011578561122
  7. Weiheng Chen, OD PHDElmira, NY 149041922073071
  8. Neil Henninger, O.D.Trumansburg, NY 148861174521579

Common questions

What is Gary L. Cook, OD's NPI number?

Gary L. Cook, OD's National Provider Identifier (NPI) is 1659487213, issued on Aug 23, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Gary L. Cook, OD located?

The NPPES record lists a practice address at 12 Martin St, Wellsville, NY, 14895. Phone: (585) 593-6041. Providers update this record themselves, so call before visiting.

How can I verify Gary L. Cook, OD's license?

NPPES lists New York license number T005095, as entered by the provider. Search the New York board that licenses this profession; the NPPES record confirms identity only.

How much does Gary L. Cook, OD prescribe under Medicare Part D?

In 2024, Gary L. Cook, OD had 770 Medicare Part D claims for 270 beneficiaries; the average among optometrist prescribers was 277. Part D covers Medicare prescriptions only.

What is Gary L. Cook, OD's MIPS final score?

The 2023 MIPS final score is 74.5 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.