Ashley Brigette Guzman, FNP-C
NPI 1194208744ActiveIndividual· Nurse Practitioner, Family· Fontana, CA
Nurse Practitioner, Family (FNP-C) with Southern California Permanente Medical Group, practicing in Fontana, California. Their prescriptions cost Medicare Part D more than their services did: $236,981 for 4,895 claims, against $1,095 paid for services in 2024. Abbott Laboratories was the largest of 4 companies reporting payments in 2025, $278.81 in all, mostly food and beverage.
Overview
| NPI | 1194208744 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | FNP-C |
| Sole proprietor | No |
| NPI issued | Sep 10, 2018 |
| Last updated in NPPES | Dec 6, 2021 |
| Certified by provider | Jun 6, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Family Primary | 363LF0000X | 95009625 | 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 | 29 |
|---|---|
| Services billed | 33 across 2 procedure codes |
| Paid by Medicare | $1,095 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,895 · 5,650 30-day fills |
|---|---|
| Patients | 2,118 |
| Total drug cost | $236,981 |
| Generic share | 48% of claims |
Education and affiliations
| Graduation year | 2018 |
|---|---|
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Medical group
- Southern California Permanente Medical GroupRedlands, CA · 11,293 clinicians
Industry payments (Open Payments)
- 2025$278.81 · 13 payments from 4 companies
- 2024$69.39 · 2 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbott Laboratories | $142.37 | 8 |
| Abbvie Inc. | $101.61 | 3 |
| Merz North America, Inc. | $19.00 | 1 |
| Novo Nordisk Inc | $15.83 | 1 |
What the 2025 payments were for
- Food and Beverage$278.81 · 13 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other family nurse practitioners in Fontana
- 1083114508
- 1154096170
- 1578082939
- 1780210989
- 1780252270
- 1912415415
- 1962866624
- 1245008028
- 1255000493
- 1265893317
- 1497225965
- 1518470921
All 70 family nurse practitioners in Fontana · All family nurse practitioners in California