Ann Henderson, CRNP
NPI 1720054620ActiveIndividual· Nurse Practitioner· Columbia, MD
Nurse Practitioner (CRNP) with Carroll Regional Cancer Center Physicians, LLC, practicing in Columbia, Maryland. Their prescriptions cost Medicare Part D more than their services did: $1,919,922 for 993 claims, against $11,227 paid for services in 2024. Janssen Biotech, Inc. was the largest of 23 companies reporting payments in 2025, $1,876 in all, mostly food and beverage. Lists Carroll Hospital Center and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1720054620 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | CRNP |
| Sole proprietor | No |
| NPI issued | Feb 28, 2006 |
| Last updated in NPPES | Oct 23, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner Primary | 363L00000X | R128848 | 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) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 139 |
|---|---|
| Services billed | 168 across 12 procedure codes |
| Paid by Medicare | $11,227 |
Part D prescriptions in 2024
| Prescriptions (claims) | 993 · 1,527 30-day fills |
|---|---|
| Patients | 325 |
| Total drug cost | $1,919,922 |
| Generic share | 81% of claims |
Education and affiliations
| Graduation year | 1999 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Carroll Regional Cancer Center Physicians, LLCWestminster, MD · 5 clinicians
Hospital affiliations
- Carroll Hospital CenterWestminster, MD
- Sinai Hospital of BaltimoreBaltimore, MD
- Upmc HanoverHanover, PA
Industry payments (Open Payments)
- 2025$1,876 · 42 payments from 23 companies
- 2024$2,220 · 87 payments from 38 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Janssen Biotech, Inc. | $290.09 | 8 |
| Sage Therapeutics, LLC | $173.51 | 2 |
| Ars Pharmaceuticals Operations, Inc. | $121.69 | 1 |
| Teva Pharmaceuticals USA, Inc. | $120.00 | 1 |
| Alkermes, Inc. | $120.00 | 1 |
What the 2025 payments were for
- Food and Beverage$1,798 · 41 payments
- Education$77.99 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other nurse practitioners in Columbia
- 1205329257
- 1386241446
- 1619753563
- 1649779851
- 1881827640
- 1902867427
- 1093578031
- 1235863093
- 1285100297
- 1568010684
- 1649287293
- 1760223218
All 55 nurse practitioners in Columbia · All nurse practitioners in Maryland