Individual provider Active NPI

Ellen Hartwick, LCSW

  • Clinical Social Worker
  • Long Beach, CA
National Provider Identifier
1669596995
Registry record updated Jul 21, 2009
On this page

Key facts

NPPES NPI Registry
Primary specialty
Clinical Social WorkerTaxonomy code 1041C0700X
License
LCS 21600 Issued in CA
Practice address
4001 Long Beach Blvd
Long Beach, CA 90807-2616
Phone
(562) 427-7671
Fax
(562) 595-4704
NPI assigned
Mar 19, 2007
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 21, 2009

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 LCS 21600 CA Primary

Addresses

Primary practice location

4001 Long Beach Blvd
Long Beach, CA 90807-2616

Mailing address

4001 Long Beach Blvd
Long Beach, CA 90807-2616
Phone (562) 427-7671

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
I20260127002674 CA Practitioner - Clinical Social Worker 1355829847 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Clinical Social Worker
Education
Other, 1998
Medicare assignment
May accept Medicare assignment

Practice addresses (Care Compare)

4050 Katella Ave
Suite 213
Los Alamitos, CA 90720-3431

408 S Beach Blvd
Suite 11
Anaheim, CA 92804-1853

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

State licenses

LicenseStateTypeSpecialty
21600CAMDProfessional Counselor
LCS 21600CAMDClinical Social Worker

Practice roles

OrganizationSpecialtyStatusNew patients
Choice Health Network CurrentSince Jan 14, 2026 Accepting new patients
For the Child, Inc. Past Accepting new patients

Locations

408 S Beach Blvd
Ste 111
Anaheim, CA 92804
Phone (714) 226-0770

Interoperability endpoints

  • Direct secure messaging: ellen.hartwick.1@25734.direct.athenahealth.com
  • FHIR API: https://api.platform.athenahealth.com/25734/brand/1/csg/21/fhir/r4

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.

NPI Registry JSON

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

{
    "created_epoch": "1174262400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1248134400000",
    "number": "1669596995",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "4001 LONG BEACH BLVD",
            "city": "LONG BEACH",
            "state": "CA",
            "postal_code": "908072616",
            "telephone_number": "562-427-7671",
            "fax_number": "562-595-4704"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4001 LONG BEACH BLVD",
            "city": "LONG BEACH",
            "state": "CA",
            "postal_code": "908072616",
            "telephone_number": "562-427-7671",
            "fax_number": "562-595-4704"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "HARTWICK",
        "first_name": "ELLEN",
        "name_prefix": "Ms.",
        "credential": "LCSW",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2007-03-19",
        "last_updated": "2009-07-21",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "1041C0700X",
            "taxonomy_group": "",
            "desc": "Social Worker, Clinical",
            "state": "CA",
            "license": "LCS 21600",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Long Beach, CA

Sources for this page

Verify at the official NPI Registry.