NPPES file of Aug 9, 2026

Gregory Lee Cohen, MD

Ophthalmology Physician · Richardson, TX

Gregory Lee Cohen, MD is an ophthalmology physician with a practice address in Richardson, Texas, and NPI 1629047956, issued on Mar 17, 2006. Check the license (Texas U1653, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.

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

NPPES recordNPPES file of Aug 9, 2026
1629047956
Name
Gregory Lee Cohen
Credential
MD
Primary taxonomy
Ophthalmology Physician 207W00000X
License numbers
U1653 TX
24403 AZ
8928 NV
Self-reported in NPPES; status is on the state search
Practice location
3610 Shire Blvd Ste 208, Richardson, TX 75082
Phone
(214) 983-2020
Enumerated
Mar 17, 2006
Record last updated
Jun 11, 2025
Fax
(972) 769-5740
Medicare enrollment
Enrolled (PECOS I20250625004035); accepts Medicare assignment
Medical or professional school
New York Medical College, 1995
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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Verify Gregory Lee Cohen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license U1653
    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
Open the Texas license search

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57% fewer Medicare Part D claims than the average ophthalmology physician in 2024

651 Medicare Part D claims for 180 beneficiaries, against an average of 1,518 among the 16,459 providers of this specialty who prescribed in Part D. Brand-name drugs were 29% of claims.

  1. Gregory Cohen651
  2. Specialty average1,518

Most prescribed

  1. Latanoprost114 claims
  2. Prednisolone Acetate79 claims
  3. Ketorolac Tromethamine57 claims
  4. Erythromycin53 claims
  5. Moxifloxacin52 claims
  6. Dorzolamide-Timolol51 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.

Industry payments in 2024: $146.28

5 payments; by number, the most common kind was food and beverage; the largest payer was Mallinckrodt Hospital Products Inc. The 13,221 providers of this specialty with any payment received $4,535.02 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Gregory Cohen$146.28
  2. Specialty average$4,535.02

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Sweeney Eye Associates, PLLCRichardson, TX

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

Gregory Lee Cohen among 1,514 ophthalmology physician records in Texas

Gregory Lee Cohen, MD is one of 1,514 ophthalmology physician records with a practice address in Texas. 81% 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 22% of them.

  • NPI issued2006 · 22% of these records are older, 48% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 70% of these records are
  • Graduated1995 · median 2003 among the 1,052 with a school on file
  • Record last updated2025 · 60% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207W00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Ophthalmology Physician providers in Texas

There are 1,514 ophthalmology physician records in Texas.

The 8 ophthalmology physician records with the nearest ZIP codes

  1. Praba Reddy, M.D.Richardson, TX 750821063474096
  2. Elliott Brodbaker, MDRichardson, TX 750801457606360
  3. Jacqueline Co, MDRichardson, TX 750801700894920
  4. Rishav Kansal, MDRichardson, TX 750801245519461
  5. Mehrdad Mazaheri, MDRichardson, TX 750801750301560
  6. Lyle Teska, MDRichardson, TX 750801417987496
  7. Gene Wyll, MDRichardson, TX 750801619969664
  8. James Safar, M.D.Rockwall, TX 750871518916626

Common questions

What is Gregory Lee Cohen, MD's NPI number?

Gregory Lee Cohen, MD's National Provider Identifier (NPI) is 1629047956, issued on Mar 17, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Gregory Lee Cohen, MD located?

The NPPES record lists a practice address at 3610 Shire Blvd Ste 208, Richardson, TX, 75082. Phone: (214) 983-2020. Providers update this record themselves, so call before visiting.

How can I verify Gregory Lee Cohen, MD's license?

NPPES lists Texas license number U1653, as entered by the provider. Search the Texas Medical Board at https://profile.tmb.state.tx.us/Search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Gregory Lee Cohen, MD prescribe under Medicare Part D?

In 2024, Gregory Lee Cohen, MD had 651 Medicare Part D claims for 180 beneficiaries; the average among ophthalmology physician prescribers was 1,518. Part D covers Medicare prescriptions only.

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.