Gregory K. Hartig, MD
NPI 1386608966ActiveIndividual· Otolaryngology· Madison, WI
Otolaryngology (MD) in Madison, Wisconsin, trained at University of Michigan Medical School (class of 1988). 375 Medicare patients in 2024, $142,943 paid; nearly all of their 337 Part D prescriptions were generic (97%).
Overview
| NPI | 1386608966 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Apr 12, 2006 |
| Last updated in NPPES | Jan 6, 2021 |
| Certified by provider | Jan 6, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Otolaryngology Primary | 207Y00000X | 35488-20 | WI |
| Otolaryngology, Plastic Surgery within the Head & Neck | 207YX0007X | 35488-20 | 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 - Otolaryngology (WI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 375 |
|---|---|
| Services billed | 997 across 152 procedure codes |
| Paid by Medicare | $142,943 |
Part D prescriptions in 2024
| Prescriptions (claims) | 337 · 446 30-day fills |
|---|---|
| Patients | 120 |
| Total drug cost | $6,065 |
| Generic share | 97% of claims |
Education and affiliations
| Medical school | University of Michigan Medical School |
|---|---|
| Graduation year | 1988 |
| Medicare specialty | Otolaryngology |
| Telehealth | Offers telehealth |
Medical group
- University of Wisconsin Medical Foundation IncMadison, WI · 2,553 clinicians
Hospital affiliations
- Beloit Health SystemBeloit, WI
- The Monroe ClinicMonroe, WI
- Unitypoint Health - MeriterMadison, WI
- University of Wi Hospitals & Clinics AuthorityMadison, WI
- Uw HealthRockford, IL
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 46 otolaryngologists in Madison · All otolaryngologists in Wisconsin