Quick answers
- Does Costas A. Frangos accept Medicare assignment?
- Yes. Medicare's clinician data says Costas A. Frangos 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 Costas A. Frangos see?
- In 2024, CMS data shows 714 Original Medicare patients and 1,473 services for Costas A. Frangos. This counts Original Medicare only and measures volume, not quality.
- What is Costas A. Frangos's NPI number?
- 1649789793. 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 Costas A. Frangos, 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 | 714 |
|---|---|
| Services billed to Medicare | 1,473 |
| Different services or procedures | 14 |
| Participating Medicare provider | Yes |
| Average age of these patients | 74 |
Most frequent services
- Established patient complete exam of visual system (92014)652 services
- Imaging of optic nerve (92133)343 services
- Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more (99212)202 services
- Exam of visual field with extended testing (92083)149 services
- Photography of the retina (92250)50 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 cholesterol74%
- High blood pressure63%
- Arthritis37%
- Diabetes21%
- Anxiety19%
- Ischemic heart disease16%
Practice locations
Addresses where Costas A. Frangos is enrolled with Medicare (CMS data updated October 2, 2026).
- 15 Portland AveDover, NH 03820 (603) 742‑7371
Group practices
Medicare enrollment lists Costas A. Frangos as a member of this group (CMS data updated October 2, 2026).
- Cocheco Eye Care PLLC2 clinicians in the group
Specialties
- Optometryprimary
Other optometrists in Dover
Clinicians with the same Medicare primary specialty in Dover, NH — not a recommendation.
Clinician information
| Credential | OD |
|---|---|
| Optometry school | Pennsylvania College Of Optometry |
| Graduation year | 2016 (10 years since optometry school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1649789793 |
| 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