Individual provider Active NPI

Mary Grace Balbuena Sosing

  • Clinical Social Worker
  • Pasadena, CA
National Provider Identifier
1538642418
Registry record updated Aug 6, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Clinical Social WorkerTaxonomy code 1041C0700X
License
367199 Issued in CA
Practice address
393 E Walnut St Regional Behavioral Health FL 2
Pasadena, CA 91188-1630
Phone
(877) 608-0049
NPI assigned
Sep 7, 2018
Last updated
Aug 6, 2026By the provider in NPPES
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Aug 6, 2026

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Clinical Social Worker 1041C0700X 367199 CA Primary

Addresses

Primary practice location

393 E Walnut St Regional Behavioral Health FL 2
Pasadena, CA 91188-1630

Mailing address

14071 Peyton Dr Unit 1845
Chino Hills, CA 91709-7180

Electronic endpoints 1

TypeEndpointUseAffiliation
SOAP URL https://careepicwest.kp.org:14430/Interconnect-prodcalgateway/wcf/epic.community.hie/xcpdrespondinggatewaysync.svc/scalceq Health Information Exchange (HIE)

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in CA
Eligible to order & refer
  • Part B services: Yes
  • Medical equipment: Yes
  • Home health: No
  • Power mobility devices: No
  • Hospice: No
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20251008002625 CA Practitioner - Clinical Social Worker 8426555103 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Clinical Social Worker
Education
Other, 2016
Medicare assignment
May accept Medicare assignment

Practice addresses (Care Compare)

393 E Walnut St
Pasaden, CA 91188-0001

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

State licenses

LicenseStateTypeSpecialty
367199CAMDClinical Social Worker

Practice roles

OrganizationSpecialtyStatusNew patients
Southern California Permanente Medical Group CurrentSince Jul 6, 2025 Accepting new patients
Southern California Permanente Medical Group CurrentSince Jul 6, 2025 Accepting new patients
Southern California Permanente Medical Group Current Accepting new patients
Southern California Permanente Medical Group CurrentSince Sep 3, 2025 Accepting new patients

Locations

4733 W Sunset Blvd
Los Angeles, CA 90027
Phone (213) 667-4784

393 E Walnut St
Fl 2
Pasadena, CA 91188
Phone (818) 464-4000

Organizations & group practices 4

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1536278400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1785974400000",
    "number": "1538642418",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "14071 PEYTON DR UNIT 1845",
            "city": "CHINO HILLS",
            "state": "CA",
            "postal_code": "917097180"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "393 E WALNUT ST REGIONAL BEHAVIORAL HEALTH FL 2",
            "city": "PASADENA",
            "state": "CA",
            "postal_code": "911881630",
            "telephone_number": "877-608-0049"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "SOSING",
        "first_name": "MARY GRACE",
        "middle_name": "BALBUENA",
        "name_prefix": "Ms.",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2018-09-07",
        "last_updated": "2026-08-06",
        "certification_date": "2026-08-06",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "1041C0700X",
            "taxonomy_group": "",
            "desc": "Social Worker, Clinical",
            "state": "CA",
            "license": "367199",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "SOAP",
            "endpointTypeDescription": "SOAP URL",
            "endpoint": "https://careepicwest.kp.org:14430/Interconnect-prodcalgateway/wcf/epic.community.hie/xcpdrespondinggatewaysync.svc/scalceq",
            "affiliation": "N",
            "endpointDescription": "Carequality",
            "use": "HIE",
            "useDescription": "Health Information Exchange (HIE)",
            "contentType": "OTHER",
            "contentTypeDescription": "Other",
            "contentOtherDescription": "C-CDA",
            "address_1": "393 E Walnut St Regional Behavioral Health Fl 2",
            "city": "Pasadena",
            "state": "CA",
            "country_code": "US",
            "postal_code": "911881630",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Pasadena, CA

Sources for this page

Verify at the official NPI Registry.