NPPES file of Aug 9, 2026

Zachary Killen Day, OD

Optometrist · Lexington, KY

Zachary Killen Day, OD is an optometrist with a practice address in Lexington, Kentucky, and NPI 1154167617, issued on Jul 3, 2024. Check the license (Kentucky 2392DT, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1154167617
Name
Zachary Killen Day
Credential
OD
Primary taxonomy
Optometrist 152W00000X
License number
2392DT KY
Self-reported in NPPES; status is on the state search
Practice location
2250 Leestown RD, Lexington, KY 40511
Phone
(859) 233-4511
Enumerated
Jul 3, 2024
Record last updated
Jul 3, 2024
Medicare enrollment
Enrolled (PECOS I20250904000996); may accept Medicare assignment
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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8 nearest optometrist records → All 803 in Kentucky → Look up another NPI →

Also registered at 2250 Leestown RD

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

  1. Lori Adkins, CSWSocial Worker1962591719
  2. Ryan AlbersPharmacist1215312806
  3. Diatra Allen, LCSW, LCADCClinical Social Worker1811029531
  4. Ashley AndersonClinical Psychologist1306571815
  5. Drew Anderson, O.D.Optometrist1437440773
  6. Lisa Arthur, PSYDClinical Psychologist1568988723

Verify Zachary Killen Day 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 2392DT    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

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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Bills Medicare through one group practice

  1. Ditto And Musick PLLCNicholasville, KY

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

Zachary Killen Day among 803 optometrist records in Kentucky

Zachary Killen Day, OD is one of 803 optometrist records with a practice address in Kentucky. 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 2024, is newer than 91% of them.

  • NPI issued2024 · 91% of these records are older, 6% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 74% of these records are
  • Graduated2024 · median 2009 among the 593 with a school on file
  • Record last updated2024 · 63% 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 Kentucky practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Optometrist providers in Kentucky

There are 803 optometrist records in Kentucky.

All 803 in Kentucky → Every provider in Lexington → Optometrist nationwide →

The 8 optometrist records with the nearest ZIP codes

  1. Drew Anderson, O.D.Lexington, KY 405111437440773
  2. Tenley BandsLexington, KY 405111689367377
  3. Taylor Beaton, ODLexington, KY 405111962077248
  4. Namrata Donthamsetti, O.D.Lexington, KY 405111407381387
  5. Jason Glenn, O.D.Lexington, KY 405111407995848
  6. Harold Gregory, O.D.Lexington, KY 405111912010182
  7. Kelly Huynh, ODLexington, KY 405111528796760
  8. Breyne Middleton, ODLexington, KY 405111003041211

Common questions

What is Zachary Killen Day, OD's NPI number?

Zachary Killen Day, OD's National Provider Identifier (NPI) is 1154167617, issued on Jul 3, 2024. An NPI identifies a provider in billing; it is not a license.

Where is Zachary Killen Day, OD located?

The NPPES record lists a practice address at 2250 Leestown RD, Lexington, KY, 40511. Phone: (859) 233-4511. Providers update this record themselves, so call before visiting.

How can I verify Zachary Killen Day, OD's license?

NPPES lists Kentucky license number 2392DT, as entered by the provider. Search the Kentucky board that licenses this profession; the NPPES record confirms identity 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.