Individual provider Active NPI

Theresa Ann Mueller, RN

  • General Practice Registered Nurse
  • Walnut Creek, CA
National Provider Identifier
1407649270
Registry record updated May 26, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
General Practice Registered NurseTaxonomy code 163WG0000X
License
644081 Issued in CA
Practice address
1380 N California Blvd Apt 637
Walnut Creek, CA 94596-5187
Phone
(415) 290-3874
NPI assigned
May 26, 2025
Last updated
May 26, 2025By the provider in NPPES
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on May 26, 2025

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Continuing Education/Staff Development Registered Nurse 163WC1600X 644081 CA
General Practice Registered Nurse 163WG0000X 644081 CA Primary

Addresses

Primary practice location

1380 N California Blvd Apt 637
Walnut Creek, CA 94596-5187

Mailing address

1380 N California Blvd Apt 637
Walnut Creek, CA 94596-5187
Phone (415) 290-3874

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
Credentials
Registered Nurse

State licenses

LicenseStateTypeSpecialty
644081CAMDGeneral Practice Registered Nurse

NPI Registry JSON

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

{
    "created_epoch": "1748217600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1748217600000",
    "number": "1407649270",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1380 N CALIFORNIA BLVD APT 637",
            "city": "WALNUT CREEK",
            "state": "CA",
            "postal_code": "945965187",
            "telephone_number": "415-290-3874"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1380 N CALIFORNIA BLVD APT 637",
            "city": "WALNUT CREEK",
            "state": "CA",
            "postal_code": "945965187",
            "telephone_number": "415-290-3874"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MUELLER",
        "first_name": "THERESA",
        "middle_name": "ANN",
        "credential": "RN",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2025-05-26",
        "last_updated": "2025-05-26",
        "certification_date": "2025-05-25",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "163WC1600X",
            "taxonomy_group": "",
            "desc": "Registered Nurse, Continuing Education/Staff Development",
            "state": "CA",
            "license": "644081",
            "primary": false
        },
        {
            "code": "163WG0000X",
            "taxonomy_group": "",
            "desc": "Registered Nurse, General Practice",
            "state": "CA",
            "license": "644081",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Walnut Creek, CA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 26, 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.