NPPES file of Aug 9, 2026

Thomas P. Cowden, M.D.

Ophthalmology Physician · Grand Rapids, MI

Thomas P. Cowden, M.D. is an ophthalmology physician with a practice address in Grand Rapids, Michigan, and NPI 1346245313, issued on Jun 16, 2005. Check the license (Michigan 4301059332, as entered in NPPES) on the Michigan Board of Medicine (LARA); 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
1346245313
Name
Thomas P. Cowden
Credential
M.D.
Primary taxonomy
Ophthalmology Physician 207W00000X
License number
4301059332 MI
Self-reported in NPPES; status is on the state search
Practice location
750 E Beltline Ave NE, Grand Rapids, MI 49525
Phone
(616) 949-2600
Enumerated
Jun 16, 2005
Record last updated
Jun 9, 2008 (not updated in 18 years: call before relying on the address or phone)
Fax
(616) 365-2076
Medicaid ID
4142256 MI
Medicare enrollment
Enrolled (PECOS I20100326000745); accepts Medicare assignment
Medical or professional school
Wayne State University School Of Medicine, 1992
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 750 E Beltline Ave NE

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

  1. David Barrett, M.D.Ophthalmology Physician1982608634
  2. Gerard Choryan, O.D.Optometrist1629072301
  3. Debra Degraff, NPNurse Practitioner1811313448
  4. Lewis Dekuiper, ODOptometrist1942271572
  5. David Den Braber, O.D.Optometrist1336143825
  6. Morgan Dewit, ODOptometrist1467802397

Verify Thomas P. Cowden in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
    Search for license 4301059332
    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 Michigan 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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42% more Medicare Part D claims than the average ophthalmology physician in 2024

2,160 Medicare Part D claims for 599 beneficiaries, against an average of 1,518 among the 16,459 providers of this specialty who prescribed in Part D. Brand-name drugs were 46% of claims.

  1. Thomas Cowden2,160
  2. Specialty average1,518

Most prescribed

  1. Moxifloxacin951 claims
  2. Prednisolone Acetate918 claims
  3. Neomycin-Polymyxin-Dexameth55 claims
  4. Ketorolac Tromethamine35 claims
  5. Loteprednol Etabonate30 claims
  6. Valacyclovir24 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 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%15.9
  3. Promoting interoperabilityout of 100 · 25%97.0
  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).

Industry payments in 2024: $1,012.41

18 payments; by number, the most common kind was food and beverage; the largest payer was Alcon Vision LLC. 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. Thomas Cowden$1,012.41
  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. Blue Sky Vision Eye Care PCWalker, MI

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

Thomas P. Cowden among 791 ophthalmology physician records in Michigan

Thomas P. Cowden, M.D. is one of 791 ophthalmology physician records with a practice address in Michigan. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 78% newer
  • In a Medicare fileYes · 80% of these records are
  • In the CMS Doctors and Clinicians fileYes · 69% of these records are
  • Graduated1992 · median 2002 among the 548 with a school on file
  • Record last updated2008 · 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 Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Ophthalmology Physician providers in Michigan

There are 791 ophthalmology physician records in Michigan.

The 8 ophthalmology physician records with the nearest ZIP codes

  1. David Barrett, M.D.Grand Rapids, MI 495251982608634
  2. Michael Crawford, M.D.Grand Rapids, MI 495251275532780
  3. Yosef Gindzin, M.D.Grand Rapids, MI 495251477557973
  4. Parin Gohel, MDGrand Rapids, MI 495251710024096
  5. Michael Keil, D.O.Grand Rapids, MI 495251497720122
  6. Kenyon Kendall, D.O.Grand Rapids, MI 495251679578033
  7. Marcus Muallem, MDGrand Rapids, MI 495251194927335
  8. Laura Piippo, M.D.Grand Rapids, MI 495251023012481

Common questions

What is Thomas P. Cowden, M.D.'s NPI number?

Thomas P. Cowden, M.D.'s National Provider Identifier (NPI) is 1346245313, issued on Jun 16, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Thomas P. Cowden, M.D. located?

The NPPES record lists a practice address at 750 E Beltline Ave NE, Grand Rapids, MI, 49525. Phone: (616) 949-2600. Providers update this record themselves, so call before visiting.

How can I verify Thomas P. Cowden, M.D.'s license?

NPPES lists Michigan license number 4301059332, as entered by the provider. Search the Michigan Board of Medicine (LARA) at https://aca-prod.accela.com/MILARA/GeneralProperty/PropertyLookUp.aspx?isLicensee=Y&TabName=APO. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Thomas P. Cowden, M.D. prescribe under Medicare Part D?

In 2024, Thomas P. Cowden, M.D. had 2,160 Medicare Part D claims for 599 beneficiaries; the average among ophthalmology physician prescribers was 1,518. Part D covers Medicare prescriptions only.

What is Thomas P. Cowden, M.D.'s MIPS final score?

The 2023 MIPS final score is 74 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.