Marian Ruth Walker, O.D.
NPI 1801842562ActiveIndividual· Optometrist· Dubuque, IA
Optometrist (O.D.) in Dubuque, Iowa, licensed in IA, IL and WI, with an NPI issued in May 2006. In 2024 Medicare paid $27,012 for 335 patients, and Part D covered 290 of their prescriptions, 80% of them generic. Tarsus Pharmaceuticals, Inc. was the largest of 3 companies reporting payments in 2025, $60.75 in all, mostly food and beverage.
Overview
| NPI | 1801842562 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | O.D. |
| Sole proprietor | No |
| NPI issued | May 25, 2006 |
| Last updated in NPPES | Jul 22, 2011 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Optometrist Primary | 152W00000X | 02044 | IA |
| Optometrist | 152W00000X | 046-008889 | IL |
| Optometrist | 152W00000X | 2610-035 | WI |
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 - Optometry (IA); Practitioner - Optometry (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 335 |
|---|---|
| Services billed | 442 across 15 procedure codes |
| Paid by Medicare | $27,012 |
Part D prescriptions in 2024
| Prescriptions (claims) | 290 · 374 30-day fills |
|---|---|
| Patients | 70 |
| Total drug cost | $3,488 |
| Generic share | 80% of claims |
Industry payments (Open Payments)
- 2025$60.75 · 3 payments from 3 companies
- 2024$63.32 · 3 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Tarsus Pharmaceuticals, Inc. | $25.86 | 1 |
| Abbvie Inc. | $20.40 | 1 |
| Coopervision Inc. | $14.49 | 1 |
What the 2025 payments were for
- Food and Beverage$60.75 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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