Diana Santillan

Primary specialty

Health & Wellness CoachTaxonomy code 171400000X

License

EB3E12BB9C Issued in CA

Practice address

1390 66TH Ave
Oakland, CA 94621-3506

Phone

(510) 879-4600

NPI assigned

Aug 19, 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

Medicare enrollment (NPD)

Not enrolled

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

{
    "created_epoch": "1787097600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1787097600000",
    "number": "1760398895",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "6240 BROMLEY AVE",
            "city": "OAKLAND",
            "state": "CA",
            "postal_code": "946213848"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1390 66TH AVE",
            "city": "OAKLAND",
            "state": "CA",
            "postal_code": "946213506",
            "telephone_number": "510-879-4600"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "SANTILLAN",
        "first_name": "DIANA",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2026-08-19",
        "last_updated": "2026-08-19",
        "certification_date": "2026-08-19",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "171400000X",
            "taxonomy_group": "",
            "desc": "Health & Wellness Coach",
            "state": "CA",
            "license": "EB3E12BB9C",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Frances Santiago
• Leslie Santiago
• Stephanie Santilena, OTR/L
• Mario Santillan-Ramirez
• Alyssa Christine Santillan
• Rosario Milagros Santillana, MD
• Jessica M Santillano, BEHAVIOR TECHNICIAN
• Wendy Santos-Modesitt, PH.D.
• Maria Lisa Vitug Santos-Wilson
• Daniel Santos

• Health & Wellness Coach in Oakland, CA
• Providers in Oakland, CA by specialty
• Health & Wellness Coach in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 19, 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.