Andres Castillo
NPI 1013679299ActiveIndividual· Nurse Practitioner· Hoffman Estates, IL
Nurse Practitioner with Northwestern Medical Faculty Foundation, practicing in Hoffman Estates, Illinois. Their prescriptions cost Medicare Part D more than their services did: $46,348 for 78 claims, against $6,651 paid for services in 2024. Mallinckrodt Hospital Products Inc. was the largest of 7 companies reporting payments in 2025, $2,756 in all, mostly food and beverage. Lists Northwestern Medicine Central Dupage Hospital and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1013679299 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | No |
| NPI issued | Oct 6, 2021 |
| Last updated in NPPES | Oct 18, 2021 |
| Certified by provider | Oct 18, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner Primary | 363L00000X | 209.024170 | IL |
| Nurse Practitioner | 363L00000X | 00000 | IL |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Nurse Practitioner (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 54 |
|---|---|
| Services billed | 120 across 11 procedure codes |
| Paid by Medicare | $6,651 |
Part D prescriptions in 2024
| Prescriptions (claims) | 78 · 157 30-day fills |
|---|---|
| Patients | 26 |
| Total drug cost | $46,348 |
| Generic share | 90% of claims |
Education and affiliations
| Graduation year | 2021 |
|---|---|
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Medical group
- Northwestern Medical Faculty FoundationChicago, IL · 4,503 clinicians
Hospital affiliations
Industry payments (Open Payments)
- 2025$2,756 · 17 payments from 7 companies
- 2024$1,161 · 14 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Mallinckrodt Hospital Products Inc. | $1,030 | 4 |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | $907.95 | 4 |
| Madrigal Pharmaceuticals | $288.31 | 2 |
| Abbvie Inc. | $206.30 | 4 |
| Mirum Pharmaceuticals, Inc. | $142.19 | 1 |
What the 2025 payments were for
- Food and Beverage$1,502 · 14 payments
- Consulting Fee$1,245 · 2 payments
- Education$9.65 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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