Nikki Lea Welk, PA-C
NPI 1427310614ActiveIndividual· Physician Assistant· Fargo, ND
Physician Assistant (PA-C) with Rachel Ness MD PLLC, practicing in Fargo, North Dakota. 347 Medicare patients in 2024, $191,114 paid; nearly all of their 543 Part D prescriptions were generic (93%). Revance Therapeutics, Inc. was the largest of 15 companies reporting payments in 2025, $1,131 in all, mostly food and beverage.
Overview
| NPI | 1427310614 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Jun 13, 2012 |
| Last updated in NPPES | Feb 17, 2020 |
| Certified by provider | Feb 17, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | PAC0483 | ND |
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 - Physician Assistant (ND) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 347 |
|---|---|
| Services billed | 3,198 across 64 procedure codes |
| Paid by Medicare | $191,114 |
Part D prescriptions in 2024
| Prescriptions (claims) | 543 · 582 30-day fills |
|---|---|
| Patients | 203 |
| Total drug cost | $81,993 |
| Generic share | 93% of claims |
Education and affiliations
| Graduation year | 2012 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Rachel Ness MD PLLCFargo, ND · 5 clinicians
Industry payments (Open Payments)
- 2025$1,131 · 49 payments from 15 companies
- 2024$1,215 · 39 payments from 11 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Revance Therapeutics, Inc. | $285.42 | 4 |
| Janssen Biotech, Inc. | $283.35 | 13 |
| Lilly USA, LLC | $134.51 | 10 |
| E.R. Squibb & Sons, L.L.C. | $90.98 | 4 |
| Galderma Laboratories, L.P. | $66.81 | 3 |
What the 2025 payments were for
- Food and Beverage$1,064 · 48 payments
- Education$66.99 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 175 physician assistants in Fargo · All physician assistants in North Dakota