Sarah R. Marquez, M.D.
NPI 1154854826ActiveIndividual· Internal Medicine· Mission Hills, CA
Internal Medicine (M.D.) with Providence Facey Medical Foundation, practicing in Mission Hills, California. Their prescriptions cost Medicare Part D more than their services did: $337,561 for 3,529 claims, against $11,522 paid for services in 2024. Galderma Laboratories, L.P. reported $35.36 in payments in 2025, mostly food and beverage. Lists Providence Holy Cross Medical Center as a hospital affiliation.
Overview
| NPI | 1154854826 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Apr 9, 2017 |
| Last updated in NPPES | Jul 26, 2024 |
| Certified by provider | Jul 26, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | A161674 | CA |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
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 - Internal Medicine (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 65 |
|---|---|
| Services billed | 235 across 43 procedure codes |
| Paid by Medicare | $11,522 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,529 · 8,867 30-day fills |
|---|---|
| Patients | 398 |
| Total drug cost | $337,561 |
| Generic share | 89% of claims |
Education and affiliations
| Graduation year | 2009 |
|---|---|
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Providence Facey Medical FoundationValencia, CA · 385 clinicians
Hospital affiliation
- Providence Holy Cross Medical CenterMission Hills, CA
Other facilities
- Preferred Choice Home Health Care, IncHome health agency · Reseda, CA
Industry payments (Open Payments)
- 2025$35.36 · 1 payment from 1 company
- 2024$117.20 · 4 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Galderma Laboratories, L.P. | $35.36 | 1 |
What the 2025 payments were for
- Food and Beverage$35.36 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 95 internal medicine physicians in Mission Hills · All internal medicine physicians in California