Diana Lynn Passwaters, CRNP
NPI 1770631996ActiveIndividual· Nurse Practitioner, Family· Columbia, MD
Nurse Practitioner, Family (CRNP) in Columbia, Maryland, trained at University of Maryland School of Medicine (class of 2004). Their prescriptions cost Medicare Part D more than their services did: $39,117 for 665 claims, against $6,335 paid for services in 2024. Amgen Inc. was the largest of 7 companies reporting payments in 2025, $1,080 in all, mostly food and beverage.
Overview
| NPI | 1770631996 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | CRNP |
| Sole proprietor | No |
| NPI issued | Jan 5, 2007 |
| Last updated in NPPES | Aug 23, 2022 |
| Certified by provider | Aug 23, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Family Primary | 363LF0000X | R125725 | MD |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Nurse Practitioner (MD) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 25 |
|---|---|
| Services billed | 74 across 5 procedure codes |
| Paid by Medicare | $6,335 |
Part D prescriptions in 2024
| Prescriptions (claims) | 665 · 665 30-day fills |
|---|---|
| Patients | 66 |
| Total drug cost | $39,117 |
| Generic share | 85% of claims |
Education and affiliations
| Medical school | University of Maryland School of Medicine |
|---|---|
| Graduation year | 2004 |
| Medicare specialty | Nurse Practitioner |
Medical group
- Seasons Medical Group of Maryland PCColumbia, MD · 10 clinicians
Industry payments (Open Payments)
- 2025$1,080 · 9 payments from 7 companies
- 2024$998.15 · 9 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Amgen Inc. | $416.78 | 3 |
| Phathom Pharmaceuticals, Inc. | $123.36 | 1 |
| Hologic Sales and Service, LLC | $118.51 | 1 |
| Ars Pharmaceuticals Operations, Inc. | $116.70 | 1 |
| Axsome Therapeutics, Inc. | $104.58 | 1 |
What the 2025 payments were for
- Food and Beverage$1,080 · 9 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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