Karl Elliott Terwilliger, MD
NPI 1669426060ActiveIndividual· Anesthesiology· Waterloo, IA
Anesthesiology (MD) in Waterloo, Iowa, trained at R Franklin University of Med & Sci/Chicago Medical School (class of 1992). Medicare paid $33,158 for services to 92 patients in 2024. Becton, Dickinson and Company reported $13.44 in payments in 2024, mostly food and beverage.
Overview
| NPI | 1669426060 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | May 20, 2006 |
| Last updated in NPPES | Sep 12, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Anesthesiology Primary | 207L00000X | 34416 | IA |
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 (IA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 92 |
|---|---|
| Services billed | 228 across 42 procedure codes |
| Paid by Medicare | $33,158 |
Education and affiliations
| Medical school | R Franklin University of Med & Sci/Chicago Medical School |
|---|---|
| Graduation year | 1992 |
| Medicare specialty | Anesthesiology |
| Secondary specialties | Critical Care (Intensivists) |
Medical group
- Iowa Physicians Clinic Medical FoundationDes Moines, IA · 1,246 clinicians
Hospital affiliation
- Allen HospitalWaterloo, IA
Industry payments (Open Payments)
- 2024$13.44 · 1 payment from 1 company
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Becton, Dickinson and Company | $13.44 | 1 |
What the 2024 payments were for
- Food and Beverage$13.44 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 29 anesthesiologists in Waterloo · All anesthesiologists in Iowa