Mignonette Mae Willkom, MD
NPI 1003883133ActiveIndividual· Family Medicine· Livermore, CA
Family Medicine (MD) with University Healthcare Alliance, practicing in Livermore, California. 366 Medicare patients in 2024, $150,981 paid; nearly all of their 3,228 Part D prescriptions were generic (93%). Exact Sciences Corporation reported $14.99 in payments in 2024, mostly food and beverage. Lists Stanford Health Care and 1 other hospital as hospital affiliations.
Overview
| NPI | 1003883133 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Mar 7, 2006 |
| Last updated in NPPES | Aug 10, 2023 |
| Certified by provider | Aug 10, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | A53664 | CA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 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 | 366 |
|---|---|
| Services billed | 1,902 across 29 procedure codes |
| Paid by Medicare | $150,981 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,228 · 7,308 30-day fills |
|---|---|
| Patients | 383 |
| Total drug cost | $130,398 |
| Generic share | 93% of claims |
Education and affiliations
| Graduation year | 1987 |
|---|---|
| Medicare specialty | Family Practice |
| Telehealth | Offers telehealth |
Medical group
- University Healthcare AlliancePleasanton, CA · 327 clinicians
Hospital affiliations
- Stanford Health CareStanford, CA
- Stanford Health Care Tri-ValleyPleasanton, CA
Other facilities
- A1 Pro Home Health Inc.Home health agency · San Leandro, CA
- St. Jude Home Health AgencyHome health agency · Pleasanton, CA
Industry payments (Open Payments)
- 2024$14.99 · 1 payment from 1 company
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Exact Sciences Corporation | $14.99 | 1 |
What the 2024 payments were for
- Food and Beverage$14.99 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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