Kelly A. Hammill, NURSE PRACTITIONER
NPI 1003381062ActiveIndividual· Nurse Practitioner, Psych/Mental Health· Ypsilanti, MI
Nurse Practitioner, Psych/Mental Health (NURSE PRACTITIONER) in Ypsilanti, Michigan, trained at University of Alabama School of Medicine (class of 2018). Their prescriptions cost Medicare Part D more than their services did: $368,845 for 2,137 claims, against $7,445 paid for services in 2024. Otsuka America Pharmaceutical, Inc. was the largest of 6 companies reporting payments in 2025, $822.05 in all, mostly food and beverage.
Overview
| NPI | 1003381062 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | NURSE PRACTITIONER |
| Sole proprietor | No |
| NPI issued | Oct 5, 2018 |
| Last updated in NPPES | Nov 9, 2022 |
| Certified by provider | Nov 9, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Psych/Mental Health Primary | 363LP0808X | 4704177746 | MI |
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 - Nurse Practitioner (MI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 51 |
|---|---|
| Services billed | 146 across 7 procedure codes |
| Paid by Medicare | $7,445 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,137 · 2,405 30-day fills |
|---|---|
| Patients | 92 |
| Total drug cost | $368,845 |
| Generic share | 92% of claims |
Education and affiliations
| Medical school | University of Alabama School of Medicine |
|---|---|
| Graduation year | 2018 |
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Medical group
- County of WashtenawYpsilanti, MI · 18 clinicians
Hospital affiliation
- University of Michigan Health SystemAnn Arbor, MI
Industry payments (Open Payments)
- 2025$822.05 · 19 payments from 6 companies
- 2024$562.46 · 19 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Otsuka America Pharmaceutical, Inc. | $402.87 | 10 |
| Abbvie Inc. | $148.09 | 2 |
| Iti, Inc. (D/B/A Intra-Cellular Therapies, Inc.) | $145.83 | 2 |
| Neurocrine Biosciences, Inc. | $54.90 | 2 |
| Supernus Pharmaceuticals, Inc. | $46.61 | 2 |
What the 2025 payments were for
- Food and Beverage$822.05 · 19 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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