Active NPI
Haley Christine Morrissey-Truong
- Psychiatric/Mental Health Nurse Practitioner
- Costa Mesa, CA
National Provider Identifier
1184566002
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Psychiatric/Mental Health Nurse Practitioner
- License
- 95039126
- Practice address
- 241 E 17TH St # 1007
Costa Mesa, CA 92627-3831 - Phone
- (310) 806-0997
- Fax
- (714) 683-1473
- NPI assigned
- Apr 8, 2026
- Sex
- Female
- Sole proprietor
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Psychiatric/Mental Health Nurse Practitioner | 363LP0808X | 95039126 | CA | Primary |
Addresses
Primary practice location
241 E 17TH St # 1007
Costa Mesa, CA 92627-3831
Mailing address
241 E 17TH St # 1007
Costa Mesa, CA 92627-3831
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Not listed in the public Medicare enrollment file
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: No
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Not enrolled
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 95039126 | CA | MD | Psychiatric/Mental Health Nurse Practitioner |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1775606400000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1787616000000",
"number": "1184566002",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "241 E 17TH ST # 1007",
"city": "COSTA MESA",
"state": "CA",
"postal_code": "926273831",
"fax_number": "714-683-1473"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "241 E 17TH ST # 1007",
"city": "COSTA MESA",
"state": "CA",
"postal_code": "926273831",
"telephone_number": "310-806-0997",
"fax_number": "714-683-1473"
}
],
"practiceLocations": [],
"basic": {
"last_name": "MORRISSEY-TRUONG",
"first_name": "HALEY",
"middle_name": "CHRISTINE",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2026-04-08",
"last_updated": "2026-08-25",
"certification_date": "2026-08-25",
"status": "A"
},
"taxonomies": [
{
"code": "363LP0808X",
"taxonomy_group": "",
"desc": "Nurse Practitioner, Psychiatric/Mental Health",
"state": "CA",
"license": "95039126",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Costa Mesa, CA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 25, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.