Frank Paul Castaldi, DO
NPI 1043396302ActiveIndividual· Optometrist· Stamford, CT
Optometrist (DO) in Stamford, Connecticut, trained at Pennsylvania College of Optometry (class of 1984). Their prescriptions cost Medicare Part D more than their services did: $298,357 for 787 claims, against $41,528 paid for services in 2024. Abbvie Inc. reported $40.50 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1043396302 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DO |
| Sole proprietor | Yes |
| NPI issued | Oct 30, 2006 |
| Last updated in NPPES | Aug 15, 2026 |
| Certified by provider | Aug 15, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Optometrist Primary | 152W00000X | 1074 | CT |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Optometry (CT) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 202 |
|---|---|
| Services billed | 610 across 15 procedure codes |
| Paid by Medicare | $41,528 |
Part D prescriptions in 2024
| Prescriptions (claims) | 787 · 1,566 30-day fills |
|---|---|
| Patients | 211 |
| Total drug cost | $298,357 |
| Generic share | 39% of claims |
Education and affiliations
| Medical school | Pennsylvania College of Optometry |
|---|---|
| Graduation year | 1984 |
| Medicare specialty | Optometry |
Industry payments (Open Payments)
- 2025$40.50 · 2 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $40.50 | 2 |
What the 2025 payments were for
- Food and Beverage$40.50 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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