Doctor profile · Federal record
Dr. Aileen Castillo, NP
Family Nurse Practitioner (CMS: Nurse Practitioner) · Los Angeles, CA
- NPI 1265659056
- Accepts Medicare
- 26 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
221 Westwood Plz
Los Angeles, CA 900950001
(310) 794-7899
fax (310) 206-2747
Credentials & registration
- NPI registered
- April 2007 — 19 yrs on file
- Profile last updated
- July 8, 2007
- Year of graduation
- 2000 — 26 yrs since
- Specialty taxonomy
- 363LF0000X — NUCC code
- State license (1)
- California #NP11929
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1265659056. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
555
Distinct HCPCS
6
Medicare allowed
$31,938
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
17003 |
Destruction of precancer skin growth, 2-14 growths | 255 | 29 | $7 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 135 | 91 | $118 | |
17000 |
Destruction of precancer skin growth, 1 growth | 54 | 35 | $51 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 44 | 44 | $153 | |
17110 |
Destruction of skin growth, 1-14 growths | 34 | 31 | $110 | |
88305 |
Pathology examination of tissue using a microscope, intermediate complexity | 33 | 17 | $33 |
In context: peer comparison
Among 73 peers in Los Angeles Family Nurse Practitioner, average services per provider: 312. This provider delivers 1.8× the peer median.Open Payments
Industry payments received
All-time total
$833
Transactions
28
Manufacturers
10
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Dermavant Sciences, INC. | 11 | $307.64 | |
| Galderma Laboratories, L.P. | 4 | $191.47 | |
| Abbvie INC. | 4 | $100.94 | |
| Janssen Biotech, INC. | 3 | $73.74 | |
| Regeneron Healthcare Solutions, INC. | 1 | $39.34 | |
| Novartis Pharmaceuticals Corporation | 1 | $33.16 | |
| Boehringer Ingelheim Pharmaceuticals, INC. | 1 | $27.74 | |
| Ucb, INC. | 1 | $24.44 | |
| Pfizer INC. | 1 | $18.79 | |
| Amgen INC. | 1 | $15.70 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
200
Patients
67
Total drug cost
$7,243
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Triamcinolone Acetonide | Generic | 74 | 42 | $1,092 |
| Imiquimod | Generic | 21 | 13 | $700 |
| Hydrocortisone | Generic | 20 | 12 | $130 |
| Doxycycline Monohydrate | Generic | 17 | 0 | $461 |
| Fluocinolone Acetonide | Generic | 15 | 0 | $1,995 |
| Clobetasol Propionate | Generic | 14 | 0 | $1,415 |
| Prednisone | Generic | 14 | 0 | $143 |
| Clindamycin Phosphate | Generic | 13 | 0 | $619 |
| Fluocinonide | Generic | 12 | 0 | $688 |
Frequently asked questions
What is Dr. Aileen Castillo's medical specialty?
Dr. Aileen Castillo practices Family Nurse Practitioner in Los Angeles, CA.
Where does Dr. Aileen Castillo practice?
Dr. Aileen Castillo practices at 221 Westwood Plz, Los Angeles, CA 900950001. Office phone: 3107947899.
What is Dr. Aileen Castillo's NPI?
Dr. Aileen Castillo's National Provider Identifier (NPI) is 1265659056, issued by NPPES.
Does Dr. Aileen Castillo accept Medicare assignment?
Yes. Dr. Aileen Castillo accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Aileen Castillo commonly perform?
Top Medicare-reported procedures in 2023: Destruction of precancer skin growth, 2-14 growths (HCPCS 17003); Established patient office or other outpatient visit (HCPCS 99214); Destruction of precancer skin growth, 1 growth (HCPCS 17000). Source: CMS Medicare Physician & Other Practitioners file.