Quick answers
- Does James F. Martone accept Medicare assignment?
- Yes. Medicare's clinician data says James F. Martone 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 James F. Martone see?
- In 2024, CMS data shows 97 Original Medicare patients and 279 services for James F. Martone. This counts Original Medicare only and measures volume, not quality.
- What is James F. Martone's NPI number?
- 1649242603. 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 James F. Martone, 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 | 97 |
|---|---|
| Services billed to Medicare | 279 |
| Different services or procedures | 8 |
| Participating Medicare provider | Yes |
| Average age of these patients | 77 |
Most frequent services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)102 services
- Exam of visual field with extended testing (92083)69 services
- Photography of the retina (92250)50 services
- New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more (99203)23 services
- Imaging of optic nerve (92133)18 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 cholesterol75%
- High blood pressure69%
- Arthritis52%
- Atrial fibrillation29%
- Diabetes27%
- Chronic kidney disease27%
Practice locations
Addresses where James F. Martone is enrolled with Medicare (CMS data updated October 2, 2026).
- 800 Howard AveNew Haven, CT 06519 (203) 785‑2140
Group practices
Medicare enrollment lists James F. Martone as a member of this group (CMS data updated October 2, 2026).
- Yale University2,645 clinicians in the group
Specialties
- Ophthalmologyprimary
Other ophthalmologists in New Haven
Clinicians with the same Medicare primary specialty in New Haven, CT — not a recommendation.
Other clinicians in Yale University
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Albert Einstein College Of Medicine Of Yeshiva University |
| Graduation year | 1978 (48 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1649242603 |
| 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