Thomas Joseph Ahearn, PA-C
NPI 1962872200ActiveIndividual· Physician Assistant· Warrenville, IL
Physician Assistant (PA-C) with Central Dupage Physician Group and 1 other group, practicing in Warrenville, Illinois. 188 Medicare patients in 2024, $20,505 paid; nearly all of their 176 Part D prescriptions were generic (93%). Inari Medical, Inc. reported $86.16 in payments in 2024, mostly food and beverage. Lists Hoag Memorial Hospital Presbyterian and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1962872200 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Sep 29, 2015 |
| Last updated in NPPES | Dec 18, 2025 |
| Certified by provider | Dec 18, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | 085006089 | IL |
| Physician Assistant | 363A00000X | 1128403 | CA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Physician Assistant (CA); Practitioner - Physician Assistant (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 188 |
|---|---|
| Services billed | 236 across 25 procedure codes |
| Paid by Medicare | $20,505 |
Part D prescriptions in 2024
| Prescriptions (claims) | 176 · 177 30-day fills |
|---|---|
| Patients | 141 |
| Total drug cost | $3,490 |
| Generic share | 93% of claims |
Education and affiliations
| Graduation year | 2015 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical groups
- Central Dupage Physician GroupGeneva, IL · 1,080 clinicians
- Cepamerica Illinois LLPArlington Heights, IL · 499 clinicians
Hospital affiliations
- Hoag Memorial Hospital PresbyterianNewport Beach, CA
- Northwestern Medicine Central Dupage HospitalWinfield, IL
- Northwestern Medicine Delnor Community HospitalGeneva, IL
Industry payments (Open Payments)
- 2024$86.16 · 3 payments from 1 company
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Inari Medical, Inc. | $86.16 | 3 |
What the 2024 payments were for
- Food and Beverage$86.16 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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