Organization Active NPI

Mentis

  • Community/Behavioral Health Agency
  • Napa, CA
National Provider Identifier
1669651303
Registry record updated Jul 22, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Community/Behavioral Health AgencyTaxonomy code 251S00000X
Legal business name
MENTIS
Practice address
1272 Hayes St
Napa, CA 94559-1711
Phone
(707) 255-0966
Fax
(707) 710-9511
NPI assigned
Oct 30, 2007
Organization subpart
No

NPPES NPI Registry

Updated by the provider on Jul 22, 2026

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

Authorized official

Name
Rob Weiss, LCSW
Title
Executive Director
Phone
(707) 255-0966

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Community/Behavioral Health Agency 251S00000X Primary

Addresses

Primary practice location

1272 Hayes St
Napa, CA 94559-1711

Mailing address

1272 Hayes St
Napa, CA 94559-1711
Phone (707) 255-0966

Other practice location 1

2277 Napa Vallejo Hwy
Napa, CA 94558-6236
Phone (707) 255-0966

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in CA

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
O20110602000505 CA Part B Supplier - Clinic/Group Practice 1355528217 Receives reassigned benefits from 1 practitioner
Practice locations: Napa, CA

National Provider Directory

National Provider Directory
Tax ID family
Mentis2 organizations share this tax ID, including this one

Other organizations with this tax ID 1

Organizations that report the same tax identification number in the National Provider Directory.

Locations

1700 2nd St
Ste 200
Napa, CA 94559
Phone (707) 255-0966

1272 Hayes St
Napa, CA 94559
Phone (707) 255-0966

709 Franklin St
Napa, CA 94559
Phone (707) 255-0966

2277 Napa Vallejo Hwy
Napa, CA 94558
Phone (707) 255-0966

Practitioners & affiliated clinicians

Practitioners 4

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

NPI Registry JSON

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

{
    "created_epoch": "1193702400000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1784678400000",
    "number": "1669651303",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1272 HAYES ST",
            "city": "NAPA",
            "state": "CA",
            "postal_code": "945591711",
            "telephone_number": "707-255-0966",
            "fax_number": "707-710-9511"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1272 HAYES ST",
            "city": "NAPA",
            "state": "CA",
            "postal_code": "945591711",
            "telephone_number": "707-255-0966",
            "fax_number": "707-710-9511"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "2277 Napa Vallejo Hwy",
            "address_purpose": "LOCATION",
            "city": "Napa",
            "state": "CA",
            "postal_code": "945586236",
            "country_code": "US",
            "telephone_number": "707-255-0966",
            "fax_number": "707-710-9511",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "organization_name": "MENTIS",
        "organizational_subpart": "NO",
        "enumeration_date": "2007-10-30",
        "last_updated": "2026-07-22",
        "certification_date": "2026-07-22",
        "status": "A",
        "authorized_official_last_name": "WEISS",
        "authorized_official_first_name": "ROB",
        "authorized_official_title_or_position": "EXECUTIVE DIRECTOR",
        "authorized_official_telephone_number": "707-255-0966",
        "authorized_official_credential": "LCSW"
    },
    "taxonomies": [
        {
            "code": "251S00000X",
            "taxonomy_group": "",
            "desc": "Community/Behavioral Health",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Napa, CA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 22, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.