Stephen A. Chan, M.D.
NPI 1568994010ActiveIndividual· Otolaryngology· Oxnard, CA
Otolaryngology (M.D.) in Oxnard, California, trained at University of Kentucky College of Medicine (class of 2017). 566 Medicare patients in 2024, $125,958 paid; nearly all of their 997 Part D prescriptions were generic (99%). Inspire Medical Systems, Inc. was the largest of 3 companies reporting payments in 2025, $705.28 in all, mostly food and beverage.
Overview
| NPI | 1568994010 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Apr 3, 2017 |
| Last updated in NPPES | Nov 16, 2023 |
| Certified by provider | Nov 16, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Otolaryngology Primary | 207Y00000X | A178855 | CA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Otolaryngology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 566 |
|---|---|
| Services billed | 1,487 across 61 procedure codes |
| Paid by Medicare | $125,958 |
Part D prescriptions in 2024
| Prescriptions (claims) | 997 · 1,640 30-day fills |
|---|---|
| Patients | 401 |
| Total drug cost | $17,012 |
| Generic share | 99% of claims |
Education and affiliations
| Medical school | University of Kentucky College of Medicine |
|---|---|
| Graduation year | 2017 |
| Medicare specialty | Otolaryngology |
| Telehealth | Offers telehealth |
Medical groups
- Bass Medical GroupChico, CA · 291 clinicians
- West Coast Ear, Nose and ThroatThousand Oaks, CA · 7 clinicians
Hospital affiliations
- Adventist Health Simi ValleySimi Valley, CA
- Los Robles Hospital & Medical CenterThousand Oaks, CA
- St Johns Regional Medical CenterOxnard, CA
Industry payments (Open Payments)
- 2025$705.28 · 11 payments from 3 companies
- 2024$702.55 · 14 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Inspire Medical Systems, Inc. | $401.28 | 4 |
| Cochlear Americas | $275.00 | 6 |
| Genzyme Corporation | $29.00 | 1 |
What the 2025 payments were for
- Food and Beverage$705.28 · 11 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Otolaryngology providers in Oxnard
- 1912077314
- 1972600260
- 1003005109
- 1417912775
- 1811252968