NPPES file of Aug 9, 2026

Clay S. Mattson, O.D.

Optometrist · Nicholasville, KY

Clay S. Mattson, O.D. is an optometrist with a practice address in Nicholasville, Kentucky, and NPI 1134132517, issued on Aug 15, 2006. Check the license (Kentucky 1494DT, as entered in NPPES) with the Kentucky 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 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1134132517
Name
Clay S. Mattson
Credential
O.D.
Primary taxonomy
Optometrist 152W00000X
License number
1494DT KY
Self-reported in NPPES; status is on the state search
Practice location
1024 N Main St, Nicholasville, KY 40356
Phone
(859) 881-5444
Enumerated
Aug 15, 2006
Record last updated
Nov 30, 2010 (not updated in 16 years: call before relying on the address or phone)
Fax
(859) 881-3180
Medicaid ID
770000735 KY
Medicare enrollment
Enrolled (PECOS I20051219000305); accepts Medicare assignment
Medical or professional school
University Of California - School Of Optometry, 2000
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 1024 N Main St

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

  1. Elizabeth Campbell, APRNFamily Nurse Practitioner1780109314
  2. Krista CookPharmacist1508467739
  3. Gregory DavisOptician1447086434
  4. Krista Elkins, APRNFamily Nurse Practitioner1972954279
  5. Lori Jacob, APRNNurse Practitioner1265730311
  6. Jennifer King, PHARM DPharmacist1477154920

Verify Clay S. Mattson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Kentucky board licenses this profession
    Search for license 1494DT
    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 Kentucky license search

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About as many Medicare Part D claims as the average optometrist in 2024

276 Medicare Part D claims for 84 beneficiaries, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D. Brand-name drugs were 26% of claims.

  1. Clay Mattson276
  2. Specialty average277

Most prescribed

  1. Latanoprost119 claims
  2. Timolol Maleate34 claims
  3. Brimonidine Tartrate-Timolol13 claims
  4. Neomycin-Polymyxin-Dexameth13 claims
  5. Restasis12 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: $1,362.86

7 payments; by number, the most common kind was food and beverage; the largest payer was Alcon Vision LLC. The 34,453 providers of this specialty with any payment received $769.99 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Clay Mattson$1,362.86
  2. Specialty average$769.99

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. Eye Max PLLCNicholasville, KY

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

5 optometrist records list a practice address in Nicholasville

They are 5 of the 492 NPPES records with a practice address in Nicholasville, and 803 optometrist records in Kentucky.

Other optometrist records in Kentucky

  1. Thomas Abell, ODCampbellsville, KY1942833397
  2. Larry Abney, ODLeitchfield, KY1487646527
  3. John Adams, O.D.Owensboro, KY1730191602
  4. John Adams, O.D.Winchester, KY1497900070
  5. Kevin Adams, ODMurray, KY1184782609
  6. Mattie Adams, ODElizabethtown, KY1861064958
  7. Rebecca Adams, O.D.Louisville, KY1568080315
  8. Stefanie Adams, ODGeorgetown, KY1750669198
  9. Addy Adkisson, ODLouisville, KY1255181582
  10. Bilal Ahmad, O.D.Lexington, KY1003224809

Common questions

What is Clay S. Mattson, O.D.'s NPI number?

Clay S. Mattson, O.D.'s National Provider Identifier (NPI) is 1134132517, issued on Aug 15, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Clay S. Mattson, O.D. located?

The NPPES record lists a practice address at 1024 N Main St, Nicholasville, KY, 40356. Phone: (859) 881-5444. Providers update this record themselves, so call before visiting.

How can I verify Clay S. Mattson, O.D.'s license?

NPPES lists Kentucky license number 1494DT, as entered by the provider. Search the Kentucky board that licenses this profession; the NPPES record confirms identity only.

How much does Clay S. Mattson, O.D. prescribe under Medicare Part D?

In 2024, Clay S. Mattson, O.D. had 276 Medicare Part D claims for 84 beneficiaries; the average among optometrist prescribers was 277. 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.