Kathleen Brewer Grissett, MD
NPI 1821170085ActiveIndividual· Psychiatry & Neurology, Psychiatry· Orange Park, FL
Psychiatry & Neurology, Psychiatry (MD) in Orange Park, Florida, trained at University of South Florida College of Medicine (class of 2003). Their prescriptions cost Medicare Part D more than their services did: $164,171 for 1,521 claims, against $31,488 paid for services in 2024. Abbvie Inc. was the largest of 19 companies reporting payments in 2025, $2,592 in all, mostly food and beverage.
Overview
| NPI | 1821170085 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Oct 19, 2006 |
| Last updated in NPPES | Oct 16, 2013 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Psychiatry & Neurology, Psychiatry Primary | 2084P0800X | ME100502 | FL |
| Psychiatry & Neurology, Child & Adolescent Psychiatry | 2084P0804X | 25835 | SC |
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 - Psychiatry (FL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 75 |
|---|---|
| Services billed | 500 across 6 procedure codes |
| Paid by Medicare | $31,488 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,521 · 2,690 30-day fills |
|---|---|
| Patients | 78 |
| Total drug cost | $164,171 |
| Generic share | 93% of claims |
Education and affiliations
| Medical school | University of South Florida College of Medicine |
|---|---|
| Graduation year | 2003 |
| Medicare specialty | Psychiatry |
| Telehealth | Offers telehealth |
Medical group
- First Coast Mental Health P AOrange Park, FL · 6 clinicians
Industry payments (Open Payments)
- 2025$2,592 · 134 payments from 19 companies
- 2024$3,573 · 175 payments from 23 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $406.67 | 17 |
| Iti, Inc. (D/B/A Intra-Cellular Therapies, Inc.) | $295.70 | 13 |
| Otsuka America Pharmaceutical, Inc. | $240.72 | 15 |
| Takeda Pharmaceuticals U.S.A., Inc. | $230.43 | 11 |
| Axsome Therapeutics, Inc. | $194.34 | 9 |
What the 2025 payments were for
- Food and Beverage$2,480 · 133 payments
- Education$111.49 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 32 psychiatrists in Orange Park · All psychiatrists in Florida