Individual provider Active NPI

Konstance Marqueta Castle, LCSW

  • Clinical Social Worker
  • Pasadena, CA
National Provider Identifier
1841848272
Registry record updated Jun 10, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Clinical Social WorkerTaxonomy code 1041C0700X
License
107685 Issued in CA
Practice address
2555 E Colorado Blvd Ste 208
Pasadena, CA 91107-6622
Phone
(877) 622-0013
NPI assigned
Aug 28, 2019
Last updated
Jun 10, 2026By the provider in NPPES
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Jun 10, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Clinical Social Worker 1041C0700X 107685 CA Primary
Clinical Social Worker 1041C0700X 59944 TX

Addresses

Primary practice location

2555 E Colorado Blvd Ste 208
Pasadena, CA 91107-6622

Mailing address

2555 E Colorado Blvd Ste 208
Pasadena, CA 91107-6622
Phone (877) 622-0013

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: No
  • Power mobility devices: No
  • Hospice: No
Green means eligible to order or refer.

Care Compare profile

Medicare Care Compare
Specialty
Clinical Social Worker
Education
Other, 2014
Medicare assignment
May accept Medicare assignment

Practice addresses (Care Compare)

1 Optum Cir
Eden Prairie, MN 55344-2956

5810 W Olympic Blvd
Apt 203
Los Angeles, CA 90036-4627

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

State licenses

LicenseStateTypeSpecialty
59944TXMDClinical Social Worker
107685CAMDDentist

Practice roles

OrganizationSpecialtyStatusNew patients
Teladoc Health Medical Group, P.a. Clinical Current Accepting new patients
Optum Behavioral Care of California, P.C. Clinical CurrentSince Aug 24, 2026 Accepting new patients
Omni Core Behavioral Health LCSW Therapy and Consultation, Inc Clinical Current Accepting new patients

Locations

2555 E Colorado Blvd
Ste 208
Pasadena, CA 91107
Phone (763) 361-3988

2555 E Colorado Blvd
Ste 308
Pasadena, CA 91107
Phone (626) 449-2433

5632 Van Nuys Blvd
Van Nuys, CA 91401
Phone (800) 397-8755

Interoperability endpoints

  • Direct secure messaging: konstancecastle@tdh.allscriptsdirect.net

Organizations & group practices 3

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": "1566950400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1781049600000",
    "number": "1841848272",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2555 E COLORADO BLVD STE 208",
            "city": "PASADENA",
            "state": "CA",
            "postal_code": "911076622",
            "telephone_number": "877-622-0013"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2555 E COLORADO BLVD STE 208",
            "city": "PASADENA",
            "state": "CA",
            "postal_code": "911076622",
            "telephone_number": "877-622-0013"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "CASTLE",
        "first_name": "KONSTANCE",
        "middle_name": "MARQUETA",
        "credential": "LCSW",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2019-08-28",
        "last_updated": "2026-06-10",
        "certification_date": "2026-06-10",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "1041C0700X",
            "taxonomy_group": "",
            "desc": "Social Worker, Clinical",
            "state": "CA",
            "license": "107685",
            "primary": true
        },
        {
            "code": "1041C0700X",
            "taxonomy_group": "",
            "desc": "Social Worker, Clinical",
            "state": "TX",
            "license": "59944",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Pasadena, CA

Sources for this page

Verify at the official NPI Registry.