Individual provider Active NPI

Mitzi Ann Merrill X, OT

  • Physical Rehabilitation Occupational Therapist
  • Martinez, CA
National Provider Identifier
1386512747
Registry record updated Oct 28, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Physical Rehabilitation Occupational TherapistTaxonomy code 225XP0019X
License
5968 Issued in CA
Practice address
200 Muir Rd
Martinez, CA 94553-4672
Phone
(925) 313-4520
NPI assigned
Oct 28, 2025
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Oct 28, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Physical Rehabilitation Occupational Therapist 225XP0019X 5968 CA Primary

Addresses

Primary practice location

200 Muir Rd
Martinez, CA 94553-4672

Mailing address

430 Merritt Ave Apt 201
Oakland, CA 94610-5100
Phone (925) 313-4520

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

NPI Registry JSON

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

{
    "created_epoch": "1761609600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1761609600000",
    "number": "1386512747",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "430 MERRITT AVE APT 201",
            "city": "OAKLAND",
            "state": "CA",
            "postal_code": "946105100",
            "telephone_number": "925-313-4520"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "200 MUIR RD",
            "city": "MARTINEZ",
            "state": "CA",
            "postal_code": "945534672",
            "telephone_number": "925-313-4520"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MERRILL",
        "first_name": "MITZI",
        "middle_name": "ANN",
        "name_suffix": "X",
        "credential": "OT",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2025-10-28",
        "last_updated": "2025-10-28",
        "certification_date": "2025-10-28",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "225XP0019X",
            "taxonomy_group": "",
            "desc": "Occupational Therapist, Physical Rehabilitation",
            "state": "CA",
            "license": "5968",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Martinez, CA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Oct 28, 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.