Erik J. Simchuk, MD
NPI 1831158799ActiveIndividual· Surgery· Chico, CA
Surgery (MD) with Enloe Medical Center, practicing in Chico, California. 187 Medicare patients in 2024, $79,408 paid; nearly all of their 199 Part D prescriptions were generic (92%). Teleflex LLC was the largest of 2 companies reporting payments in 2025, $304.35 in all, mostly food and beverage. Lists Adventist Health Clearlake and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1831158799 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Mar 20, 2006 |
| Last updated in NPPES | Jan 15, 2010 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Surgery Primary | 208600000X | A100912 | CA |
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 (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 187 |
|---|---|
| Services billed | 386 across 30 procedure codes |
| Paid by Medicare | $79,408 |
Part D prescriptions in 2024
| Prescriptions (claims) | 199 · 291 30-day fills |
|---|---|
| Patients | 61 |
| Total drug cost | $23,073 |
| Generic share | 92% of claims |
Education and affiliations
| Graduation year | 1995 |
|---|---|
| Medicare specialty | General Surgery |
| Secondary specialties | Surgical Oncology |
Medical group
- Enloe Medical CenterChico, CA · 333 clinicians
Hospital affiliations
- Adventist Health ClearlakeClearlake, CA
- Enloe HealthChico, CA
- Oroville HospitalOroville, CA
Industry payments (Open Payments)
- 2025$304.35 · 5 payments from 2 companies
- 2024$9,689 · 17 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Teleflex LLC | $198.36 | 4 |
| Intuitive Surgical, Inc. | $105.99 | 1 |
What the 2025 payments were for
- Food and Beverage$304.35 · 5 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 15 general surgeons in Chico · All general surgeons in California