Olivia A. Mansilla, MD
NPI 1376563189ActiveIndividual· Internal Medicine· Redding, CA
Internal Medicine (MD) with Shasta Community Health Center, practicing in Redding, California. Their prescriptions cost Medicare Part D more than their services did: $187,624 for 1,574 claims, against $59,666 paid for services in 2024. Novo Nordisk Inc was the largest of 11 companies reporting payments in 2025, $557.64 in all, mostly food and beverage. Lists Mercy Medical Center Redding and 1 other hospital as hospital affiliations.
Overview
| NPI | 1376563189 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jul 21, 2006 |
| Last updated in NPPES | Aug 21, 2025 |
| Certified by provider | Aug 21, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 0101229981 | VA |
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); Practitioner - Internal Medicine (VA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 110 |
|---|---|
| Services billed | 851 across 46 procedure codes |
| Paid by Medicare | $59,666 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,574 · 3,441 30-day fills |
|---|---|
| Patients | 142 |
| Total drug cost | $187,624 |
| Generic share | 85% of claims |
Education and affiliations
| Graduation year | 2000 |
|---|---|
| Medicare specialty | Internal Medicine |
| Secondary specialties | Geriatric Medicine |
Medical group
- Shasta Community Health CenterRedding, CA · 62 clinicians
Hospital affiliations
- Mercy Medical Center ReddingRedding, CA
- Shasta Regional Medical CenterRedding, CA
Other facilities
- Accentcare Home Health of California, IncHome health agency · Redding, CA
Industry payments (Open Payments)
- 2025$557.64 · 28 payments from 11 companies
- 2024$996.55 · 38 payments from 14 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novo Nordisk Inc | $108.00 | 5 |
| Lilly USA, LLC | $86.36 | 5 |
| Novartis Pharmaceuticals Corporation | $84.07 | 4 |
| Abbvie Inc. | $74.10 | 3 |
| Eisai Inc. | $70.75 | 3 |
What the 2025 payments were for
- Food and Beverage$557.64 · 28 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 57 internal medicine physicians in Redding · All internal medicine physicians in California