Dean Allen Delwiche, O.D.
NPI 1669417135ActiveIndividual· Optometrist· Appleton, WI
Optometrist (O.D.) in Appleton, Wisconsin, trained at Illinois College of Optometry at Chicago (class of 1991). Their prescriptions cost Medicare Part D more than their services did: $152,949 for 317 claims, against $8,906 paid for services in 2024. Abbvie Inc. was the largest of 4 companies reporting payments in 2025, $154.53 in all, mostly food and beverage.
Overview
| NPI | 1669417135 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | O.D. |
| Sole proprietor | Yes |
| NPI issued | Jun 18, 2006 |
| Last updated in NPPES | Mar 26, 2013 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Optometrist Primary | 152W00000X | 2422 | 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 - Optometry (WI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 81 |
|---|---|
| Services billed | 159 across 15 procedure codes |
| Paid by Medicare | $8,906 |
Part D prescriptions in 2024
| Prescriptions (claims) | 317 · 561 30-day fills |
|---|---|
| Patients | 84 |
| Total drug cost | $152,949 |
| Generic share | 67% of claims |
Education and affiliations
| Medical school | Illinois College of Optometry at Chicago |
|---|---|
| Graduation year | 1991 |
| Medicare specialty | Optometry |
Medical group
- Valley Eye AssociatesAppleton, WI · 26 clinicians
Industry payments (Open Payments)
- 2025$154.53 · 6 payments from 4 companies
- 2024$56.10 · 3 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $53.32 | 1 |
| Alcon Vision LLC | $43.72 | 2 |
| Bausch & Lomb Americas Inc. | $34.66 | 2 |
| Tarsus Pharmaceuticals, Inc. | $22.83 | 1 |
What the 2025 payments were for
- Food and Beverage$154.53 · 6 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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