Christian William Ertl, MD
NPI 1881691178ActiveIndividual· Surgery· Kalamazoo, MI
Surgery (MD) in Kalamazoo, Michigan, trained at R Franklin University of Med & Sci/Chicago Medical School (class of 1992). 97 Medicare patients in 2024, $20,567 paid; all of their 50 Part D prescriptions were generic. Novo Nordisk Inc was the largest of 2 companies reporting payments in 2025, $114.52 in all, mostly food and beverage.
Overview
| NPI | 1881691178 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jul 1, 2005 |
| Last updated in NPPES | Feb 15, 2012 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Surgery Primary | 208600000X | 4301093343 | MI |
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 - General Surgery (MI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 97 |
|---|---|
| Services billed | 193 across 45 procedure codes |
| Paid by Medicare | $20,567 |
Part D prescriptions in 2024
| Prescriptions (claims) | 50 · 50 30-day fills |
|---|---|
| Patients | 26 |
| Total drug cost | $497.75 |
| Generic share | 100% of claims |
Education and affiliations
| Medical school | R Franklin University of Med & Sci/Chicago Medical School |
|---|---|
| Graduation year | 1992 |
| Medicare specialty | General Surgery |
Medical groups
- Ascension Medical Group PromedKalamazoo, MI · 262 clinicians
- Ascension Borgess Allegan HospitalAllegan, MI · 17 clinicians
Hospital affiliations
- Borgess Medical CenterKalamazoo, MI
- Memorial Hospital of South BendSouth Bend, IN
Industry payments (Open Payments)
- 2025$114.52 · 5 payments from 2 companies
- 2024$208.53 · 3 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novo Nordisk Inc | $98.03 | 4 |
| Davol Inc. | $16.49 | 1 |
What the 2025 payments were for
- Food and Beverage$114.52 · 5 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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