Angus Duncan Matheson, M.D.
NPI 1053381939ActiveIndividual· Family Medicine· Willits, CA
Family Medicine (M.D.) in Willits, California, trained at University of California, Davis School of Medicine (class of 1999). Their prescriptions cost Medicare Part D more than their services did: $645,405 for 6,233 claims, against $2,536 paid for services in 2024.
Overview
| NPI | 1053381939 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jan 24, 2006 |
| Last updated in NPPES | Apr 16, 2012 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | A070233 | 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 - Family Practice (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 100 |
|---|---|
| Services billed | 132 across 11 procedure codes |
| Paid by Medicare | $2,536 |
Part D prescriptions in 2024
| Prescriptions (claims) | 6,233 · 13,598 30-day fills |
|---|---|
| Patients | 418 |
| Total drug cost | $645,405 |
| Generic share | 88% of claims |
Education and affiliations
| Medical school | University of California, Davis School of Medicine |
|---|---|
| Graduation year | 1999 |
| Medicare specialty | Family Practice |
Medical group
- John R Glyer D Mills Matheson and Margaret Arner Mds PtrWillits, CA · 6 clinicians
Hospital affiliations
- Adventist Health Howard MemorialWillits, CA
- Adventist Health Ukiah ValleyUkiah, CA
- Providence Santa Rosa Memorial HospitalSanta Rosa, CA
Other facilities
- Adventist Health Home Care ServicesHome health agency · Willits, CA
- Silverline Staff Home HealthHome health agency · Fremont, CA
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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