Doctor profile · Federal record
Dr. Lily Parsey, PMHNP
Psychiatric/Mental Health Nurse Practitioner (CMS: Nurse Practitioner) · Psychiatric/Mental Health Nurse Practitioner · Psychiatric/Mental Health Nurse Practitioner · Gaithersburg, MD
- NPI 1821514035
- Accepts Medicare
- 9 yrs in practice
- Licensed in 3 states
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
8929 Shady Grove CT
Gaithersburg, MD 208771308
(202) 465-5703
Credentials & registration
- NPI registered
- August 2017 — 9 yrs on file
- Profile last updated
- April 27, 2023
- Year of graduation
- 2017 — 9 yrs since
- Specialty taxonomy
- 363LP0808X — NUCC code
- State licenses (3)
- Maryland #R246628 · Virginia #0024182504 · New York #402214
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1821514035. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
687
Distinct HCPCS
5
Medicare allowed
$55,375
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
90833 |
Psychotherapy with evaluation and management visit, 30 minutes | 265 | 49 | $61 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 242 | 50 | $82 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 107 | 40 | $114 | |
90836 |
Psychotherapy with evaluation and management visit, 45 minutes | 60 | 14 | $80 | |
90792 |
Psychiatric diagnostic evaluation with medical services | 13 | 11 | $180 |
In context: peer comparison
Among 1 peers in this city , average services per provider: 137. This provider delivers 5.0× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
426
Patients
0
Total drug cost
$14,370
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Gabapentin | Generic | 42 | 0 | $766 |
| Diazepam | Generic | 38 | 0 | $105 |
| Sertraline Hcl | Generic | 35 | 0 | $623 |
| Alprazolam | Generic | 34 | 0 | $219 |
| Bupropion Xl (Bupropion Hcl) | Brand | 32 | 0 | $1,320 |
| Fluoxetine Hcl | Generic | 32 | 0 | $507 |
| Clonazepam | Generic | 30 | 0 | $262 |
| Divalproex Sodium | Generic | 30 | 0 | $2,001 |
| Lamotrigine | Generic | 28 | 0 | $351 |
| Trazodone Hcl | Generic | 28 | 0 | $466 |
Frequently asked questions
What is Dr. Lily Parsey's medical specialty?
Dr. Lily Parsey practices Psychiatric/Mental Health Nurse Practitioner in Gaithersburg, MD.
Where does Dr. Lily Parsey practice?
Dr. Lily Parsey practices at 8929 Shady Grove CT, Gaithersburg, MD 208771308. Office phone: 2024655703.
What is Dr. Lily Parsey's NPI?
Dr. Lily Parsey's National Provider Identifier (NPI) is 1821514035, issued by NPPES.
Does Dr. Lily Parsey accept Medicare assignment?
Yes. Dr. Lily Parsey accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Lily Parsey commonly perform?
Top Medicare-reported procedures in 2023: Psychotherapy with evaluation and management visit (HCPCS 90833); Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.