Lilian A. Allen, PH. D, DNP
NPI 1235851890ActiveIndividual· Nurse Practitioner· Country Club Hills, IL
Nurse Practitioner (PH. D, DNP) in Country Club Hills, Illinois, licensed in CA and IL, with an NPI issued in September 2022. Their prescriptions cost Medicare Part D more than their services did: $13,048 for 131 claims, against $1,275 paid for services in 2024.
Overview
| NPI | 1235851890 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PH. D, DNP |
| Sole proprietor | No |
| NPI issued | Sep 12, 2022 |
| Last updated in NPPES | Sep 12, 2022 |
| Certified by provider | Sep 12, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner Primary | 363L00000X | 95022467 | CA |
| Nurse Practitioner | 363L00000X | 209025925 | 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 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Nurse Practitioner (CA); Practitioner - Nurse Practitioner (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 20 |
|---|---|
| Services billed | 20 across 3 procedure codes |
| Paid by Medicare | $1,275 |
Part D prescriptions in 2024
| Prescriptions (claims) | 131 · 340 30-day fills |
|---|---|
| Patients | 36 |
| Total drug cost | $13,048 |
| Generic share | 83% of claims |
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records