Tiffiny Shanna Sumpter, DNP, CRNP, FNP-BC
NPI 1891517355ActiveIndividual· Nurse Practitioner, Family· Parkville, MD
Nurse Practitioner, Family (DNP, CRNP, FNP-BC) in Parkville, Maryland, licensed in MD, with an NPI issued in October 2024. Enrolled in Medicare as practitioner - nurse practitioner and practitioner - nurse practitioner. Iti, Inc. (D/B/A Intra-Cellular Therapies, Inc.) was the largest of 4 companies reporting payments in 2025, $465.33 in all, mostly food and beverage.
Overview
| NPI | 1891517355 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DNP, CRNP, FNP-BC |
| Sole proprietor | No |
| NPI issued | Oct 28, 2024 |
| Last updated in NPPES | May 13, 2026 |
| Certified by provider | May 13, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Family Primary | 363LF0000X | R234010 | MD |
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 (DC); Practitioner - Nurse Practitioner (MD) |
|---|
Education and affiliations
| Graduation year | 2024 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Industry payments (Open Payments)
- 2025$465.33 · 5 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Iti, Inc. (D/B/A Intra-Cellular Therapies, Inc.) | $191.91 | 2 |
| Gilead Sciences, Inc. | $125.09 | 1 |
| Alnylam Pharmaceuticals Inc. | $121.88 | 1 |
| Convatec Inc. | $26.45 | 1 |
What the 2025 payments were for
- Food and Beverage$465.33 · 5 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other family nurse practitioners in Parkville
- 1205284460
- 1467045898
- 1891343182
- 1033695960
- 1194221788
- 1750021192
- 1912314535
- 1477019362
- 1144675646
- 1275134934
- 1578294849
- 1710363122
All 19 family nurse practitioners in Parkville · All family nurse practitioners in Maryland