Lily Parsey, PMHNP
NPI 1821514035ActiveIndividual· Nurse Practitioner, Psych/Mental Health· Gaithersburg, MD
Nurse Practitioner, Psych/Mental Health (PMHNP) in Gaithersburg, Maryland, licensed in MD, VA and NY, with an NPI issued in August 2017. 40 Medicare patients in 2024, $34,465 paid; nearly all of their 509 Part D prescriptions were generic (98%).
Overview
| NPI | 1821514035 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PMHNP |
| Sole proprietor | No |
| NPI issued | Aug 18, 2017 |
| Last updated in NPPES | Apr 27, 2023 |
| Certified by provider | Apr 27, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Psych/Mental Health Primary | 363LP0808X | R246628 | MD |
| Nurse Practitioner, Psych/Mental Health | 363LP0808X | 0024182504 | VA |
| Nurse Practitioner, Psych/Mental Health | 363LP0808X | 402214 | NY |
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 (DC) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 40 |
|---|---|
| Services billed | 503 across 5 procedure codes |
| Paid by Medicare | $34,465 |
Part D prescriptions in 2024
| Prescriptions (claims) | 509 · 1,229 30-day fills |
|---|---|
| Patients | 40 |
| Total drug cost | $36,180 |
| Generic share | 98% of claims |
Education and affiliations
| Graduation year | 2017 |
|---|---|
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 43 psychiatric nurse practitioners in Gaithersburg · All psychiatric nurse practitioners in Maryland