Jacob Michael Diedrich, OD
NPI 1407415599ActiveIndividual· Optometrist· Sioux City, IA
Optometrist (OD) with Howlin Vision Clinic PC and 1 other group, practicing in Sioux City, Iowa. In 2024 Medicare paid $20,974 for 202 patients, and Part D covered 104 of their prescriptions, 67% of them generic. Tarsus Pharmaceuticals, Inc. was the largest of 4 companies reporting payments in 2025, $135.25 in all, mostly food and beverage.
Overview
| NPI | 1407415599 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | OD |
| Sole proprietor | No |
| NPI issued | Jun 11, 2019 |
| Last updated in NPPES | Feb 17, 2021 |
| Certified by provider | Feb 17, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Optometrist Primary | 152W00000X | 758 | SD |
| Optometrist | 152W00000X | 096566 | IA |
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 (SD) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 202 |
|---|---|
| Services billed | 311 across 14 procedure codes |
| Paid by Medicare | $20,974 |
Part D prescriptions in 2024
| Prescriptions (claims) | 104 · 144 30-day fills |
|---|---|
| Patients | 34 |
| Total drug cost | $19,732 |
| Generic share | 67% of claims |
Education and affiliations
| Graduation year | 2019 |
|---|---|
| Medicare specialty | Optometry |
Medical groups
- Howlin Vision Clinic PCSioux Falls, SD · 7 clinicians
- Eye Guys PLLCSioux Falls, SD · 3 clinicians
Industry payments (Open Payments)
- 2025$135.25 · 6 payments from 4 companies
- 2024$97.10 · 4 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Tarsus Pharmaceuticals, Inc. | $83.78 | 3 |
| Abbvie Inc. | $18.96 | 1 |
| Johnson & Johnson Vision Care, Inc. | $18.23 | 1 |
| Alcon Vision LLC | $14.28 | 1 |
What the 2025 payments were for
- Food and Beverage$135.25 · 6 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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