Michael John Naso, M.D.
NPI 1538423488ActiveIndividual· Internal Medicine· Shelton, CT
Internal Medicine (M.D.) in Shelton, Connecticut, trained at Temple University School of Medicine (class of 2012). In 2024 Medicare paid $37,636 for 188 patients, and Part D covered 95 of their prescriptions, 83% of them generic. Novo Nordisk Inc was the largest of 14 companies reporting payments in 2025, $553.56 in all, mostly food and beverage.
Overview
| NPI | 1538423488 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 26, 2012 |
| Last updated in NPPES | May 15, 2025 |
| Certified by provider | May 15, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 63557 | CT |
| Preventive Medicine, Public Health & General Preventive Medicine | 2083P0901X | 63557 | 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 - Internal Medicine (CT) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 188 |
|---|---|
| Services billed | 316 across 8 procedure codes |
| Paid by Medicare | $37,636 |
Part D prescriptions in 2024
| Prescriptions (claims) | 95 · 144 30-day fills |
|---|---|
| Patients | 45 |
| Total drug cost | $11,701 |
| Generic share | 83% of claims |
Education and affiliations
| Medical school | Temple University School of Medicine |
|---|---|
| Graduation year | 2012 |
| Medicare specialty | Internal Medicine |
Medical groups
- Rehabilitation Associates IncFairfield, CT · 529 clinicians
- Griffin Faculty Physicians IncDerby, CT · 134 clinicians
Hospital affiliation
- Griffin HospitalDerby, CT
Other facilities
- Constellation Home CareHome health agency · Norwalk, CT
- Elara CaringHome health agency · Rocky Hill, CT
Industry payments (Open Payments)
- 2025$553.56 · 26 payments from 14 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novo Nordisk Inc | $101.78 | 4 |
| Abbvie Inc. | $97.33 | 5 |
| Glaxosmithkline, LLC. | $88.47 | 5 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $41.14 | 2 |
| Novartis Pharmaceuticals Corporation | $41.08 | 1 |
What the 2025 payments were for
- Food and Beverage$553.56 · 26 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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