Michael T. Koltz, MD
NPI 1689700726ActiveIndividual· Neurological Surgery· Madison, WI
Neurological Surgery (MD) in Madison, Wisconsin, trained at Medical College of Ohio (class of 2005). 181 Medicare patients in 2024, $114,602 paid; all of their 339 Part D prescriptions were generic. Medical Device Business Services, Inc. was the largest of 9 companies reporting payments in 2025, $2,158 in all, mostly food and beverage.
Overview
| NPI | 1689700726 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Feb 25, 2007 |
| Last updated in NPPES | Aug 16, 2013 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Neurological Surgery Primary | 207T00000X | 60288-020 | 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 - Neurosurgery (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 181 |
|---|---|
| Services billed | 425 across 66 procedure codes |
| Paid by Medicare | $114,602 |
Part D prescriptions in 2024
| Prescriptions (claims) | 339 · 343 30-day fills |
|---|---|
| Patients | 99 |
| Total drug cost | $2,695 |
| Generic share | 100% of claims |
Education and affiliations
| Medical school | Medical College of Ohio |
|---|---|
| Graduation year | 2005 |
| Medicare specialty | Neurosurgery |
| Telehealth | Offers telehealth |
Medical group
- Seton Family of DoctorsAustin, TX · 792 clinicians
Hospital affiliations
- Ascension Seton Cedar ParkCedar Park, TX
- Ascension Seton NorthwestAustin, TX
- Ascension Seton WilliamsonRound Rock, TX
- St David's Medical CenterAustin, TX
Other facilities
- Ascension at HomeHome health agency · Burnet, TX
- Capitol Home HealthHome health agency · Austin, TX
- Enhabit Home HealthHome health agency · Temple, TX
- Enhabit Home HealthHome health agency · San Antonio, TX
- Enhabit Home HealthHome health agency · Georgetown, TX
- Baylor Scott & White Institute for RehabilitationInpatient rehabilitation facility · Lakeway, TX
Industry payments (Open Payments)
- 2025$2,158 · 25 payments from 9 companies
- 2024$2,514 · 25 payments from 9 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Medical Device Business Services, Inc. | $952.27 | 6 |
| Depuy Synthes Sales Inc. | $517.25 | 8 |
| Providence Medical Technology, Inc. | $359.90 | 2 |
| Medtronic, Inc. | $87.89 | 3 |
| Ossur Americas, Inc. | $87.15 | 2 |
What the 2025 payments were for
- Food and Beverage$1,291 · 22 payments
- Travel and Lodging$866.80 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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