Susan J. Cheng, MD
NPI 1427439124ActiveIndividual· Family Medicine· Thousand Oaks, CA
Family Medicine (MD) with Arroyo Oaks Medical Associates Inc, practicing in Thousand Oaks, California. In 2024 Medicare paid $264,491 for 552 patients, and Part D covered 3,885 of their prescriptions, 89% of them generic. Abbvie Inc. was the largest of 14 companies reporting payments in 2025, $476.18 in all, mostly food and beverage. Lists Adventist Health Simi Valley and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1427439124 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 18, 2015 |
| Last updated in NPPES | Sep 25, 2018 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | A157822 | CA |
| Family Medicine | 207Q00000X | 11018080A | IN |
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 - Family Practice (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 552 |
|---|---|
| Services billed | 4,565 across 49 procedure codes |
| Paid by Medicare | $264,491 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,885 · 8,511 30-day fills |
|---|---|
| Patients | 413 |
| Total drug cost | $233,854 |
| Generic share | 89% of claims |
Education and affiliations
| Graduation year | 2013 |
|---|---|
| Medicare specialty | Family Practice |
Medical group
- Arroyo Oaks Medical Associates IncThousand Oaks, CA · 11 clinicians
Hospital affiliations
- Adventist Health Simi ValleySimi Valley, CA
- Los Robles Hospital & Medical CenterThousand Oaks, CA
- Northridge Hospital Medical CenterNorthridge, CA
Other facilities
- Access Tlc Home Health CareHome health agency · San Fernando, CA
- Assisted Home CareHome health agency · Mission Hills, CA
Industry payments (Open Payments)
- 2025$476.18 · 25 payments from 14 companies
- 2024$605.10 · 31 payments from 15 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $141.40 | 9 |
| Astellas Pharma US Inc | $56.93 | 2 |
| Grifols USA, LLC | $36.54 | 1 |
| Novartis Pharmaceuticals Corporation | $34.01 | 2 |
| Globus Medical, Inc. | $31.69 | 1 |
What the 2025 payments were for
- Food and Beverage$476.18 · 25 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 56 family medicine physicians in Thousand Oaks · All family medicine physicians in California