Individual provider Active NPI

Billy Aguirre

  • Rehabilitation Practitioner
  • Monrovia, CA
National Provider Identifier
1639959083
Registry record updated Dec 13, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Rehabilitation PractitionerTaxonomy code 225400000X
Practice address
1333 S Mayflower Ave Ste 220
Monrovia, CA 91016-5239
Phone
(818) 241-6780
NPI assigned
Oct 3, 2023
Last updated
Dec 13, 2025By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Dec 13, 2025

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Rehabilitation Practitioner 225400000X CA Primary
Behavior Technician 106S00000X NU

Addresses

Primary practice location

1333 S Mayflower Ave Ste 220
Monrovia, CA 91016-5239

Mailing address

2178 Johnson Ave
San Luis Obispo, CA 93401-4535
Phone (805) 931-1246

Other practice location 1

2178 Johnson Ave
San Luis Obispo, CA 93401-4535
Phone (805) 931-1246

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": "1696291200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1765584000000",
    "number": "1639959083",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2178 JOHNSON AVE",
            "city": "SAN LUIS OBISPO",
            "state": "CA",
            "postal_code": "934014535",
            "telephone_number": "805-931-1246"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1333 S MAYFLOWER AVE STE 220",
            "city": "MONROVIA",
            "state": "CA",
            "postal_code": "910165239",
            "telephone_number": "818-241-6780"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "2178 Johnson Ave",
            "address_purpose": "LOCATION",
            "city": "San Luis Obispo",
            "state": "CA",
            "postal_code": "934014535",
            "country_code": "US",
            "telephone_number": "805-931-1246",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "AGUIRRE",
        "first_name": "BILLY",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2023-10-03",
        "last_updated": "2025-12-13",
        "certification_date": "2025-12-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "225400000X",
            "taxonomy_group": "",
            "desc": "Rehabilitation Practitioner",
            "state": "CA",
            "license": null,
            "primary": true
        },
        {
            "code": "106S00000X",
            "taxonomy_group": "",
            "desc": "Behavior Technician",
            "state": "NU",
            "license": null,
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Monrovia, CA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Dec 13, 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.