Tori Nicole Diedring, DO
NPI 1033747688ActiveIndividual· Dermatology· Indianapolis, IN
Dermatology (DO) with Dawes Fretzin Dermatology Group, LLC, practicing in Indianapolis, Indiana. Their prescriptions cost Medicare Part D more than their services did: $119,728 for 612 claims, against $44,172 paid for services in 2024. Abbvie Inc. was the largest of 17 companies reporting payments in 2025, $1,552 in all, mostly food and beverage. Lists Community Hospital of Anderson and Madison County as a hospital affiliation.
Overview
| NPI | 1033747688 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DO |
| Sole proprietor | Yes |
| NPI issued | Mar 30, 2020 |
| Last updated in NPPES | Jul 3, 2025 |
| Certified by provider | Jul 3, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Dermatology Primary | 207N00000X | 02008293A | IN |
| Dermatology | 207N00000X | 5101027931 | MI |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
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 - Dermatology (IN); Practitioner - Dermatology (MI); Practitioner - Dermatology (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 246 |
|---|---|
| Services billed | 917 across 40 procedure codes |
| Paid by Medicare | $44,172 |
Part D prescriptions in 2024
| Prescriptions (claims) | 612 · 683 30-day fills |
|---|---|
| Patients | 297 |
| Total drug cost | $119,728 |
| Generic share | 93% of claims |
Education and affiliations
| Graduation year | 2020 |
|---|---|
| Medicare specialty | Dermatology |
Medical group
- Dawes Fretzin Dermatology Group, LLCZionsville, IN · 20 clinicians
Hospital affiliation
Industry payments (Open Payments)
- 2025$1,552 · 76 payments from 17 companies
- 2024$708.10 · 16 payments from 11 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $290.22 | 14 |
| Genzyme Corporation | $247.61 | 7 |
| Ucb, Inc. | $202.07 | 14 |
| Janssen Biotech, Inc. | $161.37 | 11 |
| Galderma Laboratories, L.P. | $138.82 | 4 |
What the 2025 payments were for
- Food and Beverage$1,552 · 76 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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