Dayana Gisselle Orellana Sanchez

Primary specialty

ChiropractorTaxonomy code 111N00000X

License

37666 Issued in CA

Practice address

420 Old County Rd
Pacifica, CA 94044-3221

Phone

(650) 359-6800

NPI assigned

Sep 2, 2026

Sex

Female

Sole proprietor

No

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

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Not listed in the public Medicare enrollment file

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

{
    "created_epoch": "1788307200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1788307200000",
    "number": "1609785922",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1042 MAJOR AVE",
            "city": "HAYWARD",
            "state": "CA",
            "postal_code": "945421918"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "420 OLD COUNTY RD",
            "city": "PACIFICA",
            "state": "CA",
            "postal_code": "940443221",
            "telephone_number": "650-359-6800"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "ORELLANA SANCHEZ",
        "first_name": "DAYANA",
        "middle_name": "GISSELLE",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2026-09-02",
        "last_updated": "2026-09-02",
        "certification_date": "2026-09-02",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "111N00000X",
            "taxonomy_group": "",
            "desc": "Chiropractor",
            "state": "CA",
            "license": "37666",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Mary Louise Ninan, M.A., M.S., CCC-SLP
• Loretta Mary O'Brien, D.C.
• Caroline Bea O'Devlin, SLP
• Enna Ruth Opreanu O'Donnell, LMFT
• Oceanside Healing LLC
• Frida Sofia Ortiz-Blandon, M.S., CCC-SLP
• Pacific Neurohealth, a Psychological Corporation
• Pacifica Care Center, Inc. (Pacifica Nursing and Rehabilitation Center)
• Pacifica Linda Mar Inc. (Linda Mar Care Center)
• Pacifica Orthodontics

• Chiropractor in Pacifica, CA
• Providers in Pacifica, CA by specialty
• Chiropractor in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 2, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.

Verify at the official NPI Registry.