Mary Grace Nitro Thomas, FNP-C
NPI 1093420747ActiveIndividual· Nurse Practitioner, Family· Duarte, CA
Nurse Practitioner, Family (FNP-C) with City of Hope Medical Foundation, practicing in Duarte, California. Their prescriptions cost Medicare Part D more than their services did: $12,216 for 131 claims, against $4,247 paid for services in 2024. Ipsen Biopharmaceuticals, Inc was the largest of 3 companies reporting payments in 2025, $63.91 in all, mostly food and beverage.
Overview
| NPI | 1093420747 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | FNP-C |
| Sole proprietor | No |
| NPI issued | Jan 17, 2023 |
| Last updated in NPPES | Nov 12, 2025 |
| Certified by provider | Nov 12, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Family Primary | 363LF0000X | 95022511 | 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 | 49 across 4 procedure codes |
| Paid by Medicare | $4,247 |
Part D prescriptions in 2024
| Prescriptions (claims) | 131 · 141 30-day fills |
|---|---|
| Patients | 48 |
| Total drug cost | $12,216 |
| Generic share | 93% of claims |
Education and affiliations
| Graduation year | 2022 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- City of Hope Medical FoundationDuarte, CA · 982 clinicians
Industry payments (Open Payments)
- 2025$63.91 · 3 payments from 3 companies
- 2024$239.95 · 6 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Ipsen Biopharmaceuticals, Inc | $26.72 | 1 |
| Abbvie Inc. | $18.76 | 1 |
| Eisai Inc. | $18.43 | 1 |
What the 2025 payments were for
- Food and Beverage$63.91 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 97 family nurse practitioners in Duarte · All family nurse practitioners in California