Troy G. Seelhammer, MD
NPI 1447480694ActiveIndividual· Anesthesiology· Rochester, MN
Anesthesiology (MD) with Mayo Clinic and 3 other groups, practicing in Rochester, Minnesota. Medicare paid $24,694 for services to 155 patients in 2024. Instrumentation Laboratory Company was the largest of 4 companies reporting payments in 2025, $37,313 in all, mostly consulting fees. Lists Mayo Clinic Health System - Albert Lea and Austin and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1447480694 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jul 22, 2009 |
| Last updated in NPPES | Oct 12, 2022 |
| Certified by provider | Oct 12, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Anesthesiology Primary | 207L00000X | 62884 | WI |
| Anesthesiology | 207L00000X | 57897 | MN |
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 - Anesthesiology (MN); Practitioner - Anesthesiology (WI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 155 |
|---|---|
| Services billed | 219 across 63 procedure codes |
| Paid by Medicare | $24,694 |
Education and affiliations
| Graduation year | 2009 |
|---|---|
| Medicare specialty | Anesthesiology |
| Secondary specialties | Critical Care (Intensivists) |
Medical groups
- Mayo ClinicRochester, MN · 4,956 clinicians
- Mayo Clinic Health System-Northwest Wisconsin Region IncEau Claire, WI · 802 clinicians
- Mayo Clinic Health System-Southwest Minnesota RegionMankato, MN · 661 clinicians
- Mayo Clinic Health System-Southeast Minnesota RegionAustin, MN · 551 clinicians
Hospital affiliations
- Mayo Clinic Health System - Albert Lea and AustinAlbert Lea, MN
- Mayo Clinic Health System - MankatoMankato, MN
- Mayo Clinic Health System Eau Claire HospitalEau Claire, WI
- Mayo Clinic Hospital RochesterRochester, MN
Industry payments (Open Payments)
- 2025$37,313 · 23 payments from 4 companies
- 2024$4,646 · 5 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Instrumentation Laboratory Company | $22,658 | 14 |
| Maquet Cardiopulmonary Gmbh | $9,072 | 7 |
| Radiometer America, Inc | $4,995 | 1 |
| Maquet Cardiovascular L.L.C. | $587.50 | 1 |
What the 2025 payments were for
- Consulting Fee$17,733 · 4 payments
- Travel and Lodging$15,117 · 12 payments
- Honoraria$3,750 · 1 payment
- Food and Beverage$713.15 · 6 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 423 anesthesiologists in Rochester · All anesthesiologists in Minnesota