Tammy Windeknecht, FNP-C
NPI 1417729146ActiveIndividual· Nurse Practitioner, Family· Riverside, CA
Nurse Practitioner, Family (FNP-C) with Mission Grove Medical Corporation, practicing in Riverside, California. 67 Medicare patients in 2024, $8,774 paid; nearly all of their 205 Part D prescriptions were generic (95%). Paratek Pharmaceuticals, Inc. was the largest of 3 companies reporting payments in 2025, $83.84 in all, mostly food and beverage.
Overview
| NPI | 1417729146 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | FNP-C |
| Sole proprietor | No |
| NPI issued | Oct 25, 2023 |
| Last updated in NPPES | Oct 30, 2023 |
| Certified by provider | Oct 30, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Family Primary | 363LF0000X | 95027376 | 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 - Nurse Practitioner (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 67 |
|---|---|
| Services billed | 156 across 26 procedure codes |
| Paid by Medicare | $8,774 |
Part D prescriptions in 2024
| Prescriptions (claims) | 205 · 207 30-day fills |
|---|---|
| Patients | 118 |
| Total drug cost | $4,306 |
| Generic share | 95% of claims |
Education and affiliations
| Graduation year | 2023 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Mission Grove Medical CorporationRiverside, CA · 2 clinicians
Industry payments (Open Payments)
- 2025$83.84 · 4 payments from 3 companies
- 2024$32.43 · 2 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Paratek Pharmaceuticals, Inc. | $40.09 | 2 |
| Exact Sciences Corporation | $22.51 | 1 |
| Smith+nephew, Inc. | $21.24 | 1 |
What the 2025 payments were for
- Food and Beverage$83.84 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 197 family nurse practitioners in Riverside · All family nurse practitioners in California