Gregory Fiasconaro, M.D
NPI 1972559201ActiveIndividual· Anesthesiology· Waterbury, CT
Anesthesiology (M.D) with Anesthesiologists of Middletown, P.C., practicing in Waterbury, Connecticut. Medicare paid $18,484 for services to 186 patients in 2024. Merck Sharp & Dohme LLC was the largest of 2 companies reporting payments in 2025, $121.22 in all, mostly food and beverage. Lists Middlesex Hospital as a hospital affiliation.
Overview
| NPI | 1972559201 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D |
| Sole proprietor | No |
| NPI issued | May 26, 2006 |
| Last updated in NPPES | Jul 13, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Anesthesiology Primary | 207L00000X | 032877 | CT |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Anesthesiology (CT); Practitioner - Anesthesiology (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 186 |
|---|---|
| Services billed | 217 across 45 procedure codes |
| Paid by Medicare | $18,484 |
Education and affiliations
| Graduation year | 1989 |
|---|---|
| Medicare specialty | Anesthesiology |
Medical group
- Anesthesiologists of Middletown, P.C.Middletown, CT · 34 clinicians
Hospital affiliation
- Middlesex HospitalMiddletown, CT
Industry payments (Open Payments)
- 2025$121.22 · 5 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Merck Sharp & Dohme LLC | $82.28 | 4 |
| Pacira Pharmaceuticals Incorporated | $38.94 | 1 |
What the 2025 payments were for
- Food and Beverage$121.22 · 5 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 33 anesthesiologists in Waterbury · All anesthesiologists in Connecticut