Chanthol Pen, FNP
NPI 1649509134ActiveIndividual· Nurse Practitioner, Family· Lancaster, CA
Nurse Practitioner, Family (FNP) with County of Los Angeles, practicing in Lancaster, California. Their prescriptions cost Medicare Part D more than their services did: $57,893 for 1,080 claims, against $17,678 paid for services in 2024. Tonix Medicines, Inc. reported $84.05 in payments in 2025, mostly food and beverage. Lists Lac/Olive View-Ucla Medical Center as a hospital affiliation.
Overview
| NPI | 1649509134 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | FNP |
| Sole proprietor | No |
| NPI issued | Dec 14, 2009 |
| Last updated in NPPES | Aug 28, 2013 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Family Primary | 363LF0000X | 20656 | CA |
| Nurse Practitioner, Family | 363LF0000X | 9232475 | FL |
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 | 88 |
|---|---|
| Services billed | 708 across 109 procedure codes |
| Paid by Medicare | $17,678 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,080 · 2,261 30-day fills |
|---|---|
| Patients | 117 |
| Total drug cost | $57,893 |
| Generic share | 88% of claims |
Education and affiliations
| Graduation year | 2009 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- County of Los AngelesWilmington, CA · 397 clinicians
Hospital affiliation
- Lac/Olive View-Ucla Medical CenterSylmar, CA
Industry payments (Open Payments)
- 2025$84.05 · 1 payment from 1 company
- 2024$23.87 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Tonix Medicines, Inc. | $84.05 | 1 |
What the 2025 payments were for
- Food and Beverage$84.05 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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