Wilma Parnaso, FNP-C
NPI 1073230793ActiveIndividual· Nurse Practitioner, Family· Pittsburg, CA
Nurse Practitioner, Family (FNP-C) with Northbay Physicians Surgery Center, LLC and 4 other groups, practicing in Pittsburg, California. Their prescriptions cost Medicare Part D more than their services did: $42,962 for 401 claims, against $5,817 paid for services in 2024. Lilly USA, LLC was the largest of 4 companies reporting payments in 2025, $143.55 in all, mostly food and beverage.
Overview
| NPI | 1073230793 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | FNP-C |
| Sole proprietor | No |
| NPI issued | Oct 24, 2022 |
| Last updated in NPPES | Mar 21, 2025 |
| Certified by provider | Mar 21, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Family Primary | 363LF0000X | 95023050 | 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 | 42 |
|---|---|
| Services billed | 82 across 20 procedure codes |
| Paid by Medicare | $5,817 |
Part D prescriptions in 2024
| Prescriptions (claims) | 401 · 766 30-day fills |
|---|---|
| Patients | 152 |
| Total drug cost | $42,962 |
| Generic share | 83% of claims |
Education and affiliations
| Graduation year | 2022 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical groups
- Northbay Physicians Surgery Center, LLCFairfield, CA · 324 clinicians
- Northbay Health Medical FoundationFairfield, CA · 213 clinicians
- Snf Specialists Medical CorporationFairfield, CA · 28 clinicians
- Parkhill Health IncBrentwood, CA · 13 clinicians
- California Wound and Hyperbaric Specialists IncPleasant Hill, CA · 5 clinicians
Industry payments (Open Payments)
- 2025$143.55 · 6 payments from 4 companies
- 2024$142.38 · 7 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Lilly USA, LLC | $54.95 | 2 |
| Pfizer Inc. | $32.69 | 2 |
| Dexcom, Inc. | $31.33 | 1 |
| Novo Nordisk Inc | $24.58 | 1 |
What the 2025 payments were for
- Food and Beverage$143.55 · 6 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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