Individual provider Active NPI

Christopher Riley Jr.

  • Speech-Language Pathologist
  • Santa Ana, CA
National Provider Identifier
1275461253
Registry record updated May 11, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Speech-Language PathologistTaxonomy code 235Z00000X
Practice address
2201 E 4TH St
Santa Ana, CA 92705-3804
Phone
(714) 683-5876
NPI assigned
May 11, 2026
Last updated
May 11, 2026By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on May 11, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Speech-Language Pathologist 235Z00000X CA Primary

Addresses

Primary practice location

2201 E 4TH St
Santa Ana, CA 92705-3804

Mailing address

1866 Orizaba Ave
Signal Hill, CA 90755-1201
Phone (310) 903-3861

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": "1778457600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1778457600000",
    "number": "1275461253",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1866 ORIZABA AVE",
            "city": "SIGNAL HILL",
            "state": "CA",
            "postal_code": "907551201",
            "telephone_number": "310-903-3861"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2201 E 4TH ST",
            "city": "SANTA ANA",
            "state": "CA",
            "postal_code": "927053804",
            "telephone_number": "714-683-5876"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "RILEY",
        "first_name": "CHRISTOPHER",
        "name_suffix": "Jr.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2026-05-11",
        "last_updated": "2026-05-11",
        "certification_date": "2026-05-11",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "235Z00000X",
            "taxonomy_group": "",
            "desc": "Speech-Language Pathologist",
            "state": "CA",
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Santa Ana, CA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 11, 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.