Mayra Kytzya Casillas, NP
NPI 1851174494ActiveIndividual· Nurse Practitioner, Family· El Centro, CA
Nurse Practitioner, Family (NP) with Deen Enterprises Medical Corporation, practicing in El Centro, California. Their prescriptions cost Medicare Part D more than their services did: $104,921 for 938 claims, against $3,340 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 16 companies reporting payments in 2025, $1,254 in all, mostly food and beverage. Lists El Centro Regional Medical Center and 1 other hospital as hospital affiliations.
Overview
| NPI | 1851174494 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | NP |
| Sole proprietor | No |
| NPI issued | Aug 16, 2023 |
| Last updated in NPPES | Apr 21, 2026 |
| Certified by provider | Apr 21, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Family Primary | 363LF0000X | NP95025717 | 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 | 40 |
|---|---|
| Services billed | 62 across 11 procedure codes |
| Paid by Medicare | $3,340 |
Part D prescriptions in 2024
| Prescriptions (claims) | 938 · 1,305 30-day fills |
|---|---|
| Patients | 285 |
| Total drug cost | $104,921 |
| Generic share | 84% of claims |
Education and affiliations
| Graduation year | 2023 |
|---|---|
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Medical group
- Deen Enterprises Medical CorporationEl Centro, CA · 4 clinicians
Hospital affiliations
- El Centro Regional Medical CenterEl Centro, CA
- Pioneers Memorial Healthcare DistrictBrawley, CA
Other facilities
- Uni Care Home Care IncHome health agency · El Centro, CA
Industry payments (Open Payments)
- 2025$1,254 · 41 payments from 16 companies
- 2024$1,252 · 26 payments from 10 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $295.16 | 8 |
| Novo Nordisk Inc | $176.85 | 5 |
| Otsuka America Pharmaceutical, Inc. | $172.17 | 3 |
| Globus Medical, Inc. | $129.47 | 1 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $80.13 | 4 |
What the 2025 payments were for
- Food and Beverage$1,254 · 41 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 69 family nurse practitioners in El Centro · All family nurse practitioners in California