Individual provider Active NPI

Mattahshun Simone Van-Grigsby

  • Peer Specialist
  • Sacramento, CA
National Provider Identifier
1851133268
Registry record updated Jul 20, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Peer SpecialistTaxonomy code 175T00000X
License
MPSS-MSXYOI Issued in CA
Practice address
3840 Rosin CT Ste 100
Sacramento, CA 95834-1645
Phone
(916) 921-0828
NPI assigned
Jun 7, 2024
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 20, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Peer Specialist 175T00000X MPSS-MSXYOI CA Primary

Addresses

Primary practice location

3840 Rosin CT Ste 100
Sacramento, CA 95834-1645

Mailing address

8912 Volunteer LN
Sacramento, CA 95826-3221
Phone (916) 212-8066

Other names 1

  • Tisha Van-Grigsby Professional name

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Not listed in the public Medicare enrollment file

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Not enrolled

State licenses

LicenseStateTypeSpecialty
MPSS-MSXYOICAMDPeer Specialist

Practice roles

OrganizationSpecialtyStatusNew patients
Pacific Clinics PastSince Dec 12, 2021 Accepting new patients

Organizations & group practices 1

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": "1717718400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1784505600000",
    "number": "1851133268",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "8912 VOLUNTEER LN",
            "city": "SACRAMENTO",
            "state": "CA",
            "postal_code": "958263221",
            "telephone_number": "916-212-8066"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3840 ROSIN CT STE 100",
            "city": "SACRAMENTO",
            "state": "CA",
            "postal_code": "958341645",
            "telephone_number": "916-921-0828"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "VAN-GRIGSBY",
        "first_name": "MATTAHSHUN",
        "middle_name": "SIMONE",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2024-06-07",
        "last_updated": "2026-07-20",
        "certification_date": "2026-07-20",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "175T00000X",
            "taxonomy_group": "",
            "desc": "Peer Specialist",
            "state": "CA",
            "license": "MPSS-MSXYOI",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "TISHA",
            "last_name": "VAN-GRIGSBY",
            "code": "2",
            "type": "Professional Name"
        }
    ]
}

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 Jul 20, 2026; 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.