Megan M. Mescher-Cox, D.O.
NPI 1962794578ActiveIndividual· Internal Medicine· Oxnard, CA
Internal Medicine (D.O.) with Dignity Health Medical Foundation, practicing in Oxnard, California. Their prescriptions cost Medicare Part D more than their services did: $541,043 for 5,009 claims, against $122,995 paid for services in 2024. Amgen Inc. was the largest of 5 companies reporting payments in 2025, $264.05 in all, mostly food and beverage. Lists St Johns Regional Medical Center as a hospital affiliation.
Overview
| NPI | 1962794578 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.O. |
| Sole proprietor | Yes |
| NPI issued | May 15, 2011 |
| Last updated in NPPES | Oct 4, 2023 |
| Certified by provider | Oct 4, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 20A12665 | 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 - Internal Medicine (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 306 |
|---|---|
| Services billed | 1,709 across 39 procedure codes |
| Paid by Medicare | $122,995 |
Part D prescriptions in 2024
| Prescriptions (claims) | 5,009 · 10,678 30-day fills |
|---|---|
| Patients | 404 |
| Total drug cost | $541,043 |
| Generic share | 85% of claims |
Education and affiliations
| Graduation year | 2011 |
|---|---|
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Dignity Health Medical FoundationFolsom, CA · 1,184 clinicians
Hospital affiliation
- St Johns Regional Medical CenterOxnard, CA
Other facilities
- Access Tlc Home Health CareHome health agency · San Fernando, CA
- Livingston Memorial Visiting Nurse AssociationHome health agency · Ventura, CA
- Los Robles HealthcareHome health agency · Thousand Oaks, CA
- Mission Home Health of Ventura, LLCHome health agency · Oxnard, CA
- Glenwood Care CenterNursing home · Oxnard, CA
Industry payments (Open Payments)
- 2025$264.05 · 10 payments from 5 companies
- 2024$171.15 · 8 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Amgen Inc. | $131.94 | 5 |
| Gilead Sciences, Inc. | $57.91 | 2 |
| Lilly USA, LLC | $26.84 | 1 |
| Pfizer Inc. | $25.14 | 1 |
| Novo Nordisk Inc | $22.22 | 1 |
What the 2025 payments were for
- Food and Beverage$264.05 · 10 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 50 internal medicine physicians in Oxnard · All internal medicine physicians in California