Quick answers
- Does Demetra Hamakiotes accept Medicare assignment?
- Yes. Medicare's clinician data says Demetra Hamakiotes 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 Demetra Hamakiotes see?
- In 2024, CMS data shows 358 Original Medicare patients and 1,254 services for Demetra Hamakiotes. This counts Original Medicare only and measures volume, not quality.
- What is Demetra Hamakiotes's NPI number?
- 1467447318. 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 Demetra Hamakiotes, 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 | 358 |
|---|---|
| Services billed to Medicare | 1,254 |
| Different services or procedures | 16 |
| Participating Medicare provider | Yes |
| Average age of these patients | 77 |
Most frequent services
- Photography of the retina (92250)257 services
- Ct scan of cornea (92025)240 services
- Established patient problem focused exam of visual system (92012)171 services
- Established patient complete exam of visual system (92014)159 services
- Photography of content of eyes (92285)132 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 cholesterol73%
- High blood pressure54%
- Arthritis52%
- Osteoporosis31%
- Ischemic heart disease25%
- Diabetes18%
Practice locations
Addresses where Demetra Hamakiotes is enrolled with Medicare (CMS data updated October 2, 2026).
- 171 E 84th St, Ground FloorNew York, NY 10028 (212) 717‑1500
Specialties
- Optometryprimary
Other optometrists in New York
Clinicians with the same Medicare primary specialty in New York, NY — not a recommendation.
Clinician information
| Credential | OD |
|---|---|
| Graduation year | 1990 (36 years since optometry school) |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1467447318 |
| 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
- 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