Active NPI
Marc Joseph Mestyanek
- Marriage & Family Therapist
- Laguna Hills, CA
National Provider Identifier
1407908684
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Marriage & Family Therapist
- License
- 48264
- Practice address
- 23041 Avenida de la Carlota FL 4
Laguna Hills, CA 92653-1511 - Phone
- (714) 644-6480
- NPI assigned
- Jan 17, 2007
- Sex
- Male
- Sole proprietor
- Yes
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 3
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Marriage & Family Therapist | 106H00000X | T3136 | OR | |
| Marriage & Family Therapist | 106H00000X | 48264 | CA | Primary |
| Mental Health Counselor | 101YM0800X | 00010938 | WA |
Addresses
Primary practice location
23041 Avenida de la Carlota FL 4
Laguna Hills, CA 92653-1511
Mailing address
8314 Rayford Dr
Los Angeles, CA 90045-2430
Phone (310) 259-0458
Electronic endpoints 1
| Type | Endpoint | Use | Affiliation |
|---|---|---|---|
| SOAP URL | https://careepicwest.kp.org:14430/Interconnect-prodcalgateway/wcf/epic.community.hie/xcpdrespondinggatewaysync.svc/scalceq | Health Information Exchange (HIE) | SOUTHERN CALIFORNIA PERMANENTE MEDICAL GROUP |
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: No
- Medical equipment: Yes
- Home health: No
- Power mobility devices: No
- Hospice: No
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 00010938 | WA | MD | Mental Health Counselor |
| 48264 | CA | MD | Marriage & Family Therapist |
| T3136 | OR | MD | Marriage & Family Therapist |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Southern California Permanente Medical Group | Current | Accepting new patients | |
| Teladoc Health Medical Group, P.a. | Mental Health | Current | Accepting new patients |
Locations
5475 E La Palma Ave
Anaheim, CA 92807
Phone (714) 279-6088
4733 W Sunset Blvd
Los Angeles, CA 90027
Phone (213) 667-4784
Interoperability endpoints
- marcmestyanek@tdh.allscriptsdirect.net
Organizations & group practices 2
Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.
-
- Health Maintenance Organization
- Baldwin Park, CA
- NPI 1770515280
-
- Family Medicine Physician
- Lewisville, TX
- NPI 1245403567
Mental Health
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1168992000000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1778630400000",
"number": "1407908684",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "8314 RAYFORD DR",
"city": "LOS ANGELES",
"state": "CA",
"postal_code": "900452430",
"telephone_number": "310-259-0458"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "23041 AVENIDA DE LA CARLOTA FL 4",
"city": "LAGUNA HILLS",
"state": "CA",
"postal_code": "926531511",
"telephone_number": "714-644-6480"
}
],
"practiceLocations": [],
"basic": {
"last_name": "MESTYANEK",
"first_name": "MARC",
"middle_name": "JOSEPH",
"sole_proprietor": "YES",
"sex": "M",
"enumeration_date": "2007-01-17",
"last_updated": "2026-05-13",
"certification_date": "2026-05-13",
"status": "A"
},
"taxonomies": [
{
"code": "106H00000X",
"taxonomy_group": "",
"desc": "Marriage & Family Therapist",
"state": "OR",
"license": "T3136",
"primary": false
},
{
"code": "106H00000X",
"taxonomy_group": "",
"desc": "Marriage & Family Therapist",
"state": "CA",
"license": "48264",
"primary": true
},
{
"code": "101YM0800X",
"taxonomy_group": "",
"desc": "Counselor, Mental Health",
"state": "WA",
"license": "00010938",
"primary": false
}
],
"identifiers": [],
"endpoints": [
{
"endpointType": "SOAP",
"endpointTypeDescription": "SOAP URL",
"endpoint": "https://careepicwest.kp.org:14430/Interconnect-prodcalgateway/wcf/epic.community.hie/xcpdrespondinggatewaysync.svc/scalceq",
"affiliation": "Y",
"endpointDescription": "Carequality",
"affiliationName": "SOUTHERN CALIFORNIA PERMANENTE MEDICAL GROUP",
"use": "HIE",
"useDescription": "Health Information Exchange (HIE)",
"contentType": "OTHER",
"contentTypeDescription": "Other",
"contentOtherDescription": "C-CDA",
"address_1": "2626 Colorado Blvd",
"city": "Los Angeles",
"state": "CA",
"country_code": "US",
"postal_code": "900411070",
"country_name": "United States",
"address_type": "DOM"
}
],
"other_names": []
}
Other providers in Laguna Hills, CA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 13, 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.