Matthew Paul Wonnacott, MD
NPI 1144214495ActiveIndividual· Family Medicine· South Lake Tahoe, CA
Family Medicine (MD) with Barton Medical Foundation, practicing in South Lake Tahoe, California. Their prescriptions cost Medicare Part D more than their services did: $495,405 for 6,829 claims, against $150,400 paid for services in 2024. Abbvie Inc. reported $28.73 in payments in 2025, mostly food and beverage. Lists Barton Memorial Hospital and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1144214495 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Sep 1, 2005 |
| Last updated in NPPES | Jul 21, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | A64012 | 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); Practitioner - Family Practice (NV) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 524 |
|---|---|
| Services billed | 2,118 across 68 procedure codes |
| Paid by Medicare | $150,400 |
Part D prescriptions in 2024
| Prescriptions (claims) | 6,829 · 12,479 30-day fills |
|---|---|
| Patients | 681 |
| Total drug cost | $495,405 |
| Generic share | 87% of claims |
Education and affiliations
| Graduation year | 1995 |
|---|---|
| Medicare specialty | Family Practice |
| Telehealth | Offers telehealth |
Medical group
- Barton Medical FoundationStateline, NV · 105 clinicians
Hospital affiliations
- Barton Memorial HospitalSouth Lake Tahoe, CA
- Carson Tahoe Regional Medical CenterCarson City, NV
- Carson Valley HealthGardnerville, NV
Other facilities
- Barton Healthcare System Home HealthHome health agency · South Lake Tahoe, CA
- Barton Hospital D/P SnfNursing home · South Lake Tahoe, CA
Industry payments (Open Payments)
- 2025$28.73 · 1 payment from 1 company
- 2024$94.12 · 5 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $28.73 | 1 |
What the 2025 payments were for
- Food and Beverage$28.73 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 25 family medicine physicians in South Lake Tahoe · All family medicine physicians in California