Tiffany Betts Waller, CRNP
NPI 1275082430ActiveIndividual· Nurse Practitioner, Psych/Mental Health· Birmingham, AL
Nurse Practitioner, Psych/Mental Health (CRNP) with Grayson and Associates PC, practicing in Birmingham, Alabama. Their prescriptions cost Medicare Part D more than their services did: $85,781 for 445 claims, against $2,044 paid for services in 2024. Iti, Inc. (D/B/A Intra-Cellular Therapies, Inc.) was the largest of 18 companies reporting payments in 2025, $2,681 in all, mostly food and beverage.
Overview
| NPI | 1275082430 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | CRNP |
| Sole proprietor | Yes |
| NPI issued | Sep 29, 2016 |
| Last updated in NPPES | Sep 29, 2016 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Psych/Mental Health Primary | 363LP0808X | 1-137729 | AL |
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 (AL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 12 |
|---|---|
| Services billed | 51 across 3 procedure codes |
| Paid by Medicare | $2,044 |
Part D prescriptions in 2024
| Prescriptions (claims) | 445 · 885 30-day fills |
|---|---|
| Patients | 35 |
| Total drug cost | $85,781 |
| Generic share | 95% of claims |
Education and affiliations
| Graduation year | 2016 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Grayson and Associates PCBirmingham, AL · 64 clinicians
Industry payments (Open Payments)
- 2025$2,681 · 144 payments from 18 companies
- 2024$2,135 · 110 payments from 17 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Iti, Inc. (D/B/A Intra-Cellular Therapies, Inc.) | $491.05 | 22 |
| Otsuka America Pharmaceutical, Inc. | $265.96 | 12 |
| Takeda Pharmaceuticals U.S.A., Inc. | $245.88 | 13 |
| Supernus Pharmaceuticals, Inc. | $244.09 | 15 |
| Teva Pharmaceuticals USA, Inc. | $240.83 | 12 |
What the 2025 payments were for
- Food and Beverage$2,569 · 143 payments
- Education$111.49 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other psychiatric nurse practitioners in Birmingham
- 1043833726
- 1255805099
- 1356886949
- 1386918076
- 1386932432
- 1407227861
- 1447640321
- 1447860218
- 1467904557
- 1477065498
- 1497391791
- 1578851739
All 133 psychiatric nurse practitioners in Birmingham · All psychiatric nurse practitioners in Alabama