Individual provider Active NPI

Libby Still Riverstone-Howe, MSW,LCSW

  • Clinical Social Worker
  • Redwood City, CA
National Provider Identifier
1104003920
Registry record updated Oct 4, 2024
On this page

Key facts

NPPES NPI Registry
Primary specialty
Clinical Social WorkerTaxonomy code 1041C0700X
License
80468 Issued in CA
Practice address
1775 Woodside Rd Ste 203
Redwood City, CA 94061-3454
Phone
(650) 456-1030
NPI assigned
Jan 23, 2008
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Oct 4, 2024

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 80468 CA Primary

Addresses

Primary practice location

1775 Woodside Rd Ste 203
Redwood City, CA 94061-3454

Mailing address

4368 Lincoln Ave
Oakland, CA 94602-2529
Phone (510) 531-3111

Other practice location 1

4368 Lincoln Ave
Oakland, CA 94602-2529
Phone (510) 531-3111 ext. 351

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
I20241031002361 CA Practitioner - Clinical Social Worker 2961935713 Reassigns benefits to 2 organizations

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

Practice roles

OrganizationSpecialtyStatusNew patients
Sud Specialty Group - Ca Clinical CurrentSince Sep 1, 2025 Accepting new patients
Cypress Health Licensed Clinical Social Worker Inc. CurrentSince Sep 19, 2024 Accepting new patients

Locations

1775 Woodside Rd
Ste 203
Redwood City, CA 94061
Phone (415) 867-1419

1775 Woodside Rd
Ste 301
Redwood City, CA 94061
Phone (650) 262-1105

5201 Great America Pkwy
Ste 320
Santa Clara, CA 95054
Phone (323) 968-6182

4633 Old Ironsides Dr
Ste 304
Santa Clara, CA 95054
Phone (501) 271-9428

520 Broadway
Ste 200
Santa Monica, CA 90401
Phone (949) 280-5295

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": "1201046400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1728000000000",
    "number": "1104003920",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "4368 LINCOLN AVE",
            "city": "OAKLAND",
            "state": "CA",
            "postal_code": "946022529",
            "telephone_number": "510-531-3111",
            "fax_number": "510-530-8083"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1775 WOODSIDE RD STE 203",
            "city": "REDWOOD CITY",
            "state": "CA",
            "postal_code": "940613454",
            "telephone_number": "650-456-1030"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "4368 Lincoln Ave",
            "address_purpose": "LOCATION",
            "city": "Oakland",
            "state": "CA",
            "postal_code": "946022529",
            "country_code": "US",
            "telephone_number": "510-531-3111 x351",
            "fax_number": "510-530-8083",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "RIVERSTONE-HOWE",
        "first_name": "LIBBY",
        "middle_name": "STILL",
        "name_prefix": "Ms.",
        "credential": "MSW,LCSW",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2008-01-23",
        "last_updated": "2024-10-04",
        "certification_date": "2024-10-04",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "1041C0700X",
            "taxonomy_group": "",
            "desc": "Social Worker, Clinical",
            "state": "CA",
            "license": "80468",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Redwood City, CA

Sources for this page

Verify at the official NPI Registry.