Nicholas Tsamparlis, MD
NPI 1164515383ActiveIndividual· Internal Medicine· Danbury, CT
Internal Medicine (MD) with Prohealth Physicians PC, practicing in Danbury, Connecticut. Their prescriptions cost Medicare Part D more than their services did: $398,560 for 4,705 claims, against $19,773 paid for services in 2024. Idorsia Pharmaceuticals US Inc reported $122.91 in payments in 2024, mostly food and beverage. Lists Danbury Hospital as a hospital affiliation.
Overview
| NPI | 1164515383 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Oct 2, 2006 |
| Last updated in NPPES | Jul 2, 2025 |
| Certified by provider | Jul 2, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 52687 | 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 - Internal Medicine (CT); Practitioner - Internal Medicine (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 154 |
|---|---|
| Services billed | 283 across 18 procedure codes |
| Paid by Medicare | $19,773 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,705 · 7,006 30-day fills |
|---|---|
| Patients | 609 |
| Total drug cost | $398,560 |
| Generic share | 85% of claims |
Education and affiliations
| Graduation year | 1984 |
|---|---|
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Prohealth Physicians PCWinsted, CT · 213 clinicians
Hospital affiliation
- Danbury HospitalDanbury, CT
Industry payments (Open Payments)
- 2024$122.91 · 1 payment from 1 company
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Idorsia Pharmaceuticals US Inc | $122.91 | 1 |
What the 2024 payments were for
- Food and Beverage$122.91 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 125 internal medicine physicians in Danbury · All internal medicine physicians in Connecticut