Daniel Williamson, ARNP-CNP
NPI 1245740968ActiveIndividual· Nurse Practitioner, Family· Norman, OK
Nurse Practitioner, Family (ARNP-CNP) with Medical Resource Management LLC and 3 other groups, practicing in Norman, Oklahoma. Their prescriptions cost Medicare Part D more than their services did: $113,144 for 1,285 claims, against $40,218 paid for services in 2024. Xeris Pharmaceuticals, Inc. reported $16.95 in payments in 2025, mostly food and beverage. Lists Norman Regional and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1245740968 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | ARNP-CNP |
| Sole proprietor | No |
| NPI issued | Oct 8, 2017 |
| Last updated in NPPES | Feb 19, 2025 |
| Certified by provider | Feb 19, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Family Primary | 363LF0000X | 109001 | OK |
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 (OK) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 132 |
|---|---|
| Services billed | 570 across 17 procedure codes |
| Paid by Medicare | $40,218 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,285 · 2,835 30-day fills |
|---|---|
| Patients | 115 |
| Total drug cost | $113,144 |
| Generic share | 84% of claims |
Education and affiliations
| Graduation year | 2018 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical groups
- Medical Resource Management LLCNewcastle, OK · 52 clinicians
- Optimum Post Acute Care PLLCEdmond, OK · 19 clinicians
- Optimum Primary Care PLLCEdmond, OK · 14 clinicians
- Optimum Pac PLLCEdmond, OK · 10 clinicians
Hospital affiliations
- Norman RegionalNorman, OK
- Onecore HealthOklahoma City, OK
- Summit Medical Center, LLCEdmond, OK
Other facilities
- Angels Care Home Health of OklahomaHome health agency · Oklahoma City, OK
Industry payments (Open Payments)
- 2025$16.95 · 1 payment from 1 company
- 2024$1,359 · 21 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Xeris Pharmaceuticals, Inc. | $16.95 | 1 |
What the 2025 payments were for
- Food and Beverage$16.95 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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