Nathaniel John Parisi, MD
NPI 1306473533ActiveIndividual· Internal Medicine· Hilliard, OH
Internal Medicine (MD) in Hilliard, Ohio, trained at Rush Medical College of Rush University (class of 2020). In 2024 Medicare paid $4,948 for 26 patients, and Part D covered 55 of their prescriptions, 80% of them generic.
Overview
| NPI | 1306473533 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Mar 26, 2020 |
| Last updated in NPPES | Nov 14, 2025 |
| Certified by provider | Nov 14, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 35.150786 | OH |
| Internal Medicine | 207R00000X | 57.249239 | OH |
| Pediatrics | 208000000X | 35.150786 | OH |
| Pediatrics | 208000000X | 57.249239 | OH |
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 (OH) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 26 |
|---|---|
| Services billed | 64 across 21 procedure codes |
| Paid by Medicare | $4,948 |
Part D prescriptions in 2024
| Prescriptions (claims) | 55 · 93 30-day fills |
|---|---|
| Patients | 26 |
| Total drug cost | $5,491 |
| Generic share | 80% of claims |
Education and affiliations
| Medical school | Rush Medical College of Rush University |
|---|---|
| Graduation year | 2020 |
| Medicare specialty | Internal Medicine |
| Secondary specialties | Pediatric Medicine |
Medical groups
- Osu Internal Medicine LLCColumbus, OH · 1,161 clinicians
- Osu General Internal Medicine LLCColumbus, OH · 276 clinicians
Hospital affiliation
- Ohio State University State Health SystemColumbus, OH
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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All 24 internal medicine physicians in Hilliard · All internal medicine physicians in Ohio