Michael Regan, PA-C
NPI 1831575687ActiveIndividual· Physician Assistant· Lisle, IL
Physician Assistant (PA-C) with Pinnacle Dermatology SC, practicing in Lisle, Illinois. Their prescriptions cost Medicare Part D more than their services did: $771,569 for 1,573 claims, against $201,122 paid for services in 2024. Abbvie Inc. was the largest of 21 companies reporting payments in 2025, $3,446 in all, mostly food and beverage. Lists Northwestern Medicine Central Dupage Hospital and 1 other hospital as hospital affiliations.
Overview
| NPI | 1831575687 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Aug 4, 2015 |
| Last updated in NPPES | May 1, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | 085.005533 | IL |
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 - Physician Assistant (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 1,147 |
|---|---|
| Services billed | 5,104 across 41 procedure codes |
| Paid by Medicare | $201,122 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,573 · 1,727 30-day fills |
|---|---|
| Patients | 639 |
| Total drug cost | $771,569 |
| Generic share | 94% of claims |
Education and affiliations
| Graduation year | 2015 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Pinnacle Dermatology SCChicago, IL · 148 clinicians
Hospital affiliations
- Northwestern Medicine Central Dupage HospitalWinfield, IL
- Silver Cross Hospital and Medical CentersNew Lenox, IL
Industry payments (Open Payments)
- 2025$3,446 · 203 payments from 21 companies
- 2024$2,561 · 141 payments from 18 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $497.66 | 26 |
| Novartis Pharmaceuticals Corporation | $473.28 | 20 |
| Janssen Biotech, Inc. | $453.18 | 19 |
| Mayne Pharma Commercial LLC | $330.25 | 30 |
| Arcutis Biotherapeutics, Inc. | $230.34 | 28 |
What the 2025 payments were for
- Food and Beverage$3,355 · 201 payments
- Education$90.98 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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