Cassandra Byrn
NPI 1972485167ActiveIndividual· Nurse Practitioner, Acute Care· Washington, DC
Nurse Practitioner, Acute Care in Washington, District of Columbia, licensed in DC and CT, with an NPI issued in July 2025. Enrolled in Medicare as practitioner - nurse practitioner and practitioner - nurse practitioner. Celgene Corporation reported $29.32 in payments in 2025, mostly food and beverage. Lists Sibley Memorial Hospital as a hospital affiliation.
Overview
| NPI | 1972485167 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | Yes |
| NPI issued | Jul 21, 2025 |
| Last updated in NPPES | Oct 30, 2025 |
| Certified by provider | Oct 30, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Acute Care Primary | 363LA2100X | NP500226284 | DC |
| Registered Nurse, Ambulatory Care | 163WP2201X | 169054 | CT |
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 | 2025 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Hospital affiliation
- Sibley Memorial HospitalWashington, DC
Industry payments (Open Payments)
- 2025$29.32 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Celgene Corporation | $29.32 | 1 |
What the 2025 payments were for
- Food and Beverage$29.32 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 165 acute care nurse practitioners in Washington · All acute care nurse practitioners in District of Columbia