Michael J. Parisi, DO
NPI 1447228713ActiveIndividual· Internal Medicine· McKinney, TX
Internal Medicine (DO) with Legacy Healthcare Services Inc, practicing in McKinney, Texas. Their prescriptions cost Medicare Part D more than their services did: $403,043 for 4,635 claims, against $117,458 paid for services in 2024. Bayer Healthcare Pharmaceuticals Inc. was the largest of 2 companies reporting payments in 2025, $43.54 in all, mostly food and beverage. Lists Baylor Scott and White Medical Center McKinney and 1 other hospital as hospital affiliations.
Overview
| NPI | 1447228713 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DO |
| Sole proprietor | No |
| NPI issued | Mar 10, 2006 |
| Last updated in NPPES | Oct 16, 2024 |
| Certified by provider | Oct 16, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | K3381 | TX |
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 (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 240 |
|---|---|
| Services billed | 1,965 across 36 procedure codes |
| Paid by Medicare | $117,458 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,635 · 10,911 30-day fills |
|---|---|
| Patients | 332 |
| Total drug cost | $403,043 |
| Generic share | 85% of claims |
Education and affiliations
| Graduation year | 1994 |
|---|---|
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Legacy Healthcare Services IncGreenville, SC · 3,223 clinicians
Hospital affiliations
- Baylor Scott and White Medical Center McKinneyMc Kinney, TX
- Medical Center of McKinneyMcKinney, TX
Other facilities
- The Home Health TeamHome health agency · Richardson, TX
- Baylor Scott & White Institute for RehabilitationInpatient rehabilitation facility · Dallas, TX
Industry payments (Open Payments)
- 2025$43.54 · 2 payments from 2 companies
- 2024$41.57 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Bayer Healthcare Pharmaceuticals Inc. | $28.39 | 1 |
| Exact Sciences Corporation | $15.15 | 1 |
What the 2025 payments were for
- Food and Beverage$43.54 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 174 internal medicine physicians in McKinney · All internal medicine physicians in Texas