Michael G. McDowell, DNP, PMHNP/FNP-BC
NPI 1598000630ActiveIndividual· Nurse Practitioner, Family· Yorkville, IL
Nurse Practitioner, Family (DNP, PMHNP/FNP-BC) with Tms Clinical Services PLLC and 1 other group, practicing in Yorkville, Illinois. 14 Medicare patients in 2024, $28,198 paid; nearly all of their 187 Part D prescriptions were generic (96%). Iti, Inc. (D/B/A Intra-Cellular Therapies, Inc.) was the largest of 5 companies reporting payments in 2025, $114.70 in all, mostly food and beverage.
Overview
| NPI | 1598000630 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DNP, PMHNP/FNP-BC |
| Sole proprietor | Yes |
| NPI issued | Nov 29, 2012 |
| Last updated in NPPES | Aug 11, 2026 |
| Certified by provider | Aug 11, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Family Primary | 363LF0000X | 209010051 | IL |
| Nurse Practitioner, Psych/Mental Health | 363LP0808X | 277000299 | 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 - Nurse Practitioner (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 14 |
|---|---|
| Services billed | 64 across 8 procedure codes |
| Paid by Medicare | $28,198 |
Part D prescriptions in 2024
| Prescriptions (claims) | 187 · 250 30-day fills |
|---|---|
| Patients | 24 |
| Total drug cost | $12,238 |
| Generic share | 96% of claims |
Education and affiliations
| Graduation year | 2012 |
|---|---|
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Medical groups
- Tms Clinical Services PLLCOrland Park, IL · 32 clinicians
- Systemic Wellness PCNew Lenox, IL · 2 clinicians
Industry payments (Open Payments)
- 2025$114.70 · 6 payments from 5 companies
- 2024$364.79 · 6 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Iti, Inc. (D/B/A Intra-Cellular Therapies, Inc.) | $35.14 | 2 |
| Janssen Pharmaceuticals, Inc | $30.70 | 1 |
| Corium, LLC | $18.94 | 1 |
| Neurocrine Biosciences, Inc. | $15.87 | 1 |
| Abbvie Inc. | $14.05 | 1 |
What the 2025 payments were for
- Food and Beverage$114.70 · 6 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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