NPIMap

Organization Active NPI

Dr. Trisha D Wallis, Psychologist, Apc

  • Clinical Psychologist
  • Sacramento, CA
National Provider Identifier
1346862620
Registry record updated Dec 5, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Clinical PsychologistTaxonomy code 103TC0700X
Legal business name
DR. TRISHA D WALLIS, PSYCHOLOGIST, APC
Practice address
1011 22ND St
Sacramento, CA 95816-4907
Phone
(916) 996-5424
NPI assigned
May 10, 2020
Organization subpart
No

NPPES NPI Registry

Updated by the provider on Dec 5, 2025

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

Authorized official

Name
Dr. Trisha D Wallis, MSW, LCSW, PSYD
Title
President
Phone
(916) 996-5424

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Clinical PsychologistGroup: 193400000X SINGLE SPECIALTY GROUP 103TC0700X Primary

Addresses

Primary practice location

1011 22ND St
Sacramento, CA 95816-4907

Mailing address

PO Box 160322
Sacramento, CA 95816-0322

National Provider Directory

National Provider Directory

Locations

425 University Ave
Ste 100
Sacramento, CA 95825
Phone (916) 284-1416

Practitioners & affiliated clinicians

Practitioners 31

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles.

View all 31

NPI Registry JSON

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

{
    "created_epoch": "1589068800000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1764892800000",
    "number": "1346862620",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 160322",
            "city": "SACRAMENTO",
            "state": "CA",
            "postal_code": "958160322"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1011 22ND ST",
            "city": "SACRAMENTO",
            "state": "CA",
            "postal_code": "958164907",
            "telephone_number": "916-996-5424"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "DR. TRISHA D WALLIS, PSYCHOLOGIST, APC",
        "organizational_subpart": "NO",
        "enumeration_date": "2020-05-10",
        "last_updated": "2025-12-05",
        "certification_date": "2025-12-05",
        "status": "A",
        "authorized_official_last_name": "WALLIS",
        "authorized_official_first_name": "TRISHA",
        "authorized_official_middle_name": "D",
        "authorized_official_title_or_position": "PRESIDENT",
        "authorized_official_telephone_number": "916-996-5424",
        "authorized_official_name_prefix": "Dr.",
        "authorized_official_credential": "MSW, LCSW, PSYD"
    },
    "taxonomies": [
        {
            "code": "103TC0700X",
            "taxonomy_group": "193400000X SINGLE SPECIALTY  GROUP",
            "desc": "Psychologist, Clinical",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Sacramento, CA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Dec 5, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.