Quick answers
- Does Nikolaos C. Zagorianos accept Medicare assignment?
- Yes. Medicare's clinician data says Nikolaos C. Zagorianos accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Nikolaos C. Zagorianos see?
- In 2024, CMS data shows 1,598 Original Medicare patients and 5,631 services for Nikolaos C. Zagorianos. This counts Original Medicare only and measures volume, not quality.
- What is Nikolaos C. Zagorianos's NPI number?
- 1083092126. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Nikolaos C. Zagorianos, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 1,598 |
|---|---|
| Services billed to Medicare | 5,631 |
| Different services or procedures | 43 |
| Participating Medicare provider | Yes |
| Average age of these patients | 75 |
Most frequent services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)1,163 services
- Removal of cataract with insertion of prosthetic lens (66984)786 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)767 services
- Imaging of retina (92134)487 services
- Exam of visual field with extended testing (92083)466 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High blood pressure75%
- High cholesterol75%
- Arthritis51%
- Diabetes34%
- Ischemic heart disease28%
- Anxiety25%
Hospitals where Nikolaos C. Zagorianos works
Medicare's Facility Affiliation Data lists Nikolaos C. Zagorianos at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Baptist Health HardinElizabethtown, KY · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 180012
Practice locations
Addresses where Nikolaos C. Zagorianos is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 7; the Medicare profile lists all.
- 108 Bravo BlvdGlasgow, KY 42141 (502) 895‑0040
- 2200 E Parrish AveOwensboro, KY 42303 (502) 895‑0040
- 309 11th StCarrollton, KY 41008 (800) 477‑0055
- 4010 Dupont Cir, Suite 380Louisville, KY 40207 (502) 895‑0040
- 6400 Westwind WayCrestwood, KY 40014 (502) 243‑2227
Group practices
Medicare enrollment lists Nikolaos C. Zagorianos as a member of this group (CMS data updated October 2, 2026).
- Eye Centers of Louisville, PSC32 clinicians in the group
Specialties
- Optometryprimary
Other optometrists in Glasgow
Clinicians with the same Medicare primary specialty in Glasgow, KY — not a recommendation.
Other clinicians in Eye Centers of Louisville, PSC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | OD |
|---|---|
| Optometry school | University Of Houston - College Of Optometry |
| Graduation year | 2014 (12 years since optometry school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1083092126 |
| 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
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- 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