Matthew George Oscianko

Primary specialty

Rehabilitation PractitionerTaxonomy code 225400000X

Practice address

301 E 13TH St
Merced, CA 95341-6211

Phone

(209) 381-6800

NPI assigned

Dec 13, 2021

Sex

Male

Sole proprietor

Yes

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

Specialties & licenses 3

Addresses

Other identifiers 1

Medicare fee-for-service enrollment

Not listed in the public Medicare enrollment file

Medicare enrollment (NPD)

Not enrolled

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

{
    "created_epoch": "1639353600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1749600000000",
    "number": "1700545266",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "301 E 13TH ST",
            "city": "MERCED",
            "state": "CA",
            "postal_code": "953416211",
            "telephone_number": "209-381-6800"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "301 E 13TH ST",
            "city": "MERCED",
            "state": "CA",
            "postal_code": "953416211",
            "telephone_number": "209-381-6800"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "OSCIANKO",
        "first_name": "MATTHEW",
        "middle_name": "GEORGE",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2021-12-13",
        "last_updated": "2025-06-11",
        "certification_date": "2025-06-11",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "171M00000X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Case Manager/Care Coordinator",
            "state": "CA",
            "license": null,
            "primary": false
        },
        {
            "code": "175T00000X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Peer Specialist",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "225400000X",
            "taxonomy_group": "",
            "desc": "Rehabilitation Practitioner",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "D4060143",
            "state": "CA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Christina Ortiz
• Deja Nina Ortiz
• Fernando Villarreal Ortiz
• Rebecca Carrasco Ortiz
• Latoya Renee Osanyemi
• Noemi Oseguera-Gonzalez
• Ana Berenice Oseguera
• Cynthia Oseguera
• Henrietta Elizabeth Oseguera
• Maria Isabel Osornio, LCSW

• Rehabilitation Practitioner in Merced, CA
• Providers in Merced, CA by specialty
• Rehabilitation Practitioner in California

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