Katherine Holzman, DO
NPI 1255778791ActiveIndividual· Family Medicine· Brownsburg, IN
Family Medicine (DO) in Brownsburg, Indiana, trained at Midwestern University, Chicago College of Osteopathic Med (class of 2013). Their prescriptions cost Medicare Part D more than their services did: $571,229 for 4,313 claims, against $44,302 paid for services in 2024. Boehringer Ingelheim Pharmaceuticals, Inc. was the largest of 13 companies reporting payments in 2025, $399.82 in all, mostly food and beverage.
Overview
| NPI | 1255778791 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DO |
| Sole proprietor | No |
| NPI issued | May 23, 2013 |
| Last updated in NPPES | Apr 14, 2026 |
| Certified by provider | Apr 14, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | 02008330A | IN |
| Family Medicine | 207Q00000X | Q8079 | TX |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
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 - Family Practice (IN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 142 |
|---|---|
| Services billed | 695 across 32 procedure codes |
| Paid by Medicare | $44,302 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,313 · 11,023 30-day fills |
|---|---|
| Patients | 399 |
| Total drug cost | $571,229 |
| Generic share | 85% of claims |
Education and affiliations
| Medical school | Midwestern University, Chicago College of Osteopathic Med |
|---|---|
| Graduation year | 2013 |
| Medicare specialty | Family Practice |
| Telehealth | Offers telehealth |
Medical group
- Iu Health Medical Group LLCIndianapolis, IN · 4,462 clinicians
Hospital affiliations
- Indiana University HealthIndianapolis, IN
- Iu Health West HospitalAvon, IN
Other facilities
- Amedisys Home HealthHome health agency · Bloomington, IN
Industry payments (Open Payments)
- 2025$399.82 · 22 payments from 13 companies
- 2024$784.95 · 37 payments from 15 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Boehringer Ingelheim Pharmaceuticals, Inc. | $61.28 | 3 |
| Bayer Healthcare Pharmaceuticals Inc. | $60.83 | 3 |
| Averitas Pharma Inc. | $39.44 | 2 |
| Otsuka America Pharmaceutical, Inc. | $35.98 | 2 |
| Exact Sciences Corporation | $34.88 | 2 |
What the 2025 payments were for
- Food and Beverage$399.82 · 22 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 38 family medicine physicians in Brownsburg · All family medicine physicians in Indiana