Christopher John Mastino, M.D.
NPI 1740230358ActiveIndividual· Specialist· Fairfield, CT
Specialist (M.D.) in Fairfield, Connecticut, trained at Icahn School of Medicine at Mount Sinai (class of 1994). Their prescriptions cost Medicare Part D more than their services did: $210,087 for 1,154 claims, against $21,956 paid for services in 2024.
Overview
| NPI | 1740230358 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | May 12, 2006 |
| Last updated in NPPES | Aug 6, 2018 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Specialist Primary | 174400000X | 037809 | CT |
| Physical Medicine & Rehabilitation | 208100000X | 037809 | 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 - Physical Medicine and Rehabilitation (CT) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 26 |
|---|---|
| Services billed | 322 across 2 procedure codes |
| Paid by Medicare | $21,956 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,154 · 1,182 30-day fills |
|---|---|
| Patients | 44 |
| Total drug cost | $210,087 |
| Generic share | 87% of claims |
Education and affiliations
| Medical school | Icahn School of Medicine at Mount Sinai |
|---|---|
| Graduation year | 1994 |
| Medicare specialty | Physical Medicine And Rehabilitation |
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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