Byungwoo Choi, M.D.
NPI 1295006948ActiveIndividual· Internal Medicine, Infectious Disease· Camarillo, CA
Internal Medicine, Infectious Disease (M.D.) with Community Memorial Health System, practicing in Camarillo, California. Their prescriptions cost Medicare Part D more than their services did: $220,701 for 363 claims, against $120,323 paid for services in 2024. Paratek Pharmaceuticals, Inc. reported $15.98 in payments in 2025, mostly food and beverage. Lists Community Memorial Hospital - Ventura and 1 other hospital as hospital affiliations.
Overview
| NPI | 1295006948 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jan 25, 2012 |
| Last updated in NPPES | Apr 28, 2023 |
| Certified by provider | Apr 28, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Infectious Disease Primary | 207RI0200X | C185254 | CA |
| Internal Medicine | 207R00000X | C185254 | 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 - Infectious Disease (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 446 |
|---|---|
| Services billed | 1,268 across 13 procedure codes |
| Paid by Medicare | $120,323 |
Part D prescriptions in 2024
| Prescriptions (claims) | 363 · 413 30-day fills |
|---|---|
| Patients | 62 |
| Total drug cost | $220,701 |
| Generic share | 84% of claims |
Education and affiliations
| Graduation year | 2006 |
|---|---|
| Medicare specialty | Infectious Disease |
| Secondary specialties | Internal Medicine |
Medical group
- Community Memorial Health SystemOxnard, CA · 185 clinicians
Hospital affiliations
- Community Memorial Hospital - VenturaVentura, CA
- St Johns Regional Medical CenterOxnard, CA
Other facilities
- Assisted Home CareHome health agency · Ventura, CA
Industry payments (Open Payments)
- 2025$15.98 · 1 payment from 1 company
- 2024$210.89 · 10 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Paratek Pharmaceuticals, Inc. | $15.98 | 1 |
What the 2025 payments were for
- Food and Beverage$15.98 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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