Quick answers
- Does Zachary K. Day accept Medicare assignment?
- Medicare's clinician data says Zachary K. Day may accept Medicare assignment (as of October 2, 2026). Ask the office whether they accept it for your visit.
- What is Zachary K. Day's NPI number?
- 1154167617. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where Zachary K. Day is enrolled with Medicare (CMS data updated October 2, 2026).
- 104 Fairfield DrNicholasville, KY 40356 (859) 887‑2441
Group practices
Medicare enrollment lists Zachary K. Day as a member of this group (CMS data updated October 2, 2026).
- Ditto and Musick PLLC6 clinicians in the group
Specialties
- Optometryprimary
Other optometrists in Nicholasville
Clinicians with the same Medicare primary specialty in Nicholasville, KY — not a recommendation.
Other clinicians in Ditto and Musick PLLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Graduation year | 2024 |
|---|---|
| Gender (as listed) | Male |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1154167617 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians