Riann Sue Collar, PA-C
NPI 1346807146ActiveIndividual· Physician Assistant· Appleton, WI
Physician Assistant (PA-C) in Appleton, Wisconsin, trained at University of North Dakota School of Medicine (class of 2019). Their prescriptions cost Medicare Part D more than their services did: $7,945 for 20 claims, against $3,926 paid for services in 2024. Novartis Pharmaceuticals Corporation reported $16.56 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1346807146 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | May 28, 2019 |
| Last updated in NPPES | Sep 26, 2022 |
| Certified by provider | Sep 26, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | 1163445 | WI |
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 - Physician Assistant (WI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 24 |
|---|---|
| Services billed | 55 across 10 procedure codes |
| Paid by Medicare | $3,926 |
Part D prescriptions in 2024
| Prescriptions (claims) | 20 · 21 30-day fills |
|---|---|
| Patients | 14 |
| Total drug cost | $7,945 |
Education and affiliations
| Medical school | University of North Dakota School of Medicine |
|---|---|
| Graduation year | 2019 |
| Medicare specialty | Physician Assistant |
| Telehealth | Offers telehealth |
Medical group
- Ascension Medical Group-Southeast Wisconsin IncBrookfield, WI · 545 clinicians
Hospital affiliation
- Ascension Ne Wisconsin - St Elizabeth CampusAppleton, WI
Industry payments (Open Payments)
- 2025$16.56 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novartis Pharmaceuticals Corporation | $16.56 | 1 |
What the 2025 payments were for
- Food and Beverage$16.56 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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