Abigail Lynn Chatigny, FNP-BC

Primary specialty

Family Nurse PractitionerTaxonomy code 363LF0000X

License

273009 Issued in AZ

Practice address

1081 Market PL Ste 400
San Ramon, CA 94583-4749

Phone

(925) 233-5805

NPI assigned

Mar 14, 2024

Last updated

Dec 14, 2025By the provider in NPPES

Sex

Female

Sole proprietor

No

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

Specialties & licenses 2

Addresses

Medicare fee-for-service enrollment

Not listed in the public Medicare enrollment file

Medicare enrollment (NPD)

Not enrolled

State licenses

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

{
    "created_epoch": "1710374400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1765670400000",
    "number": "1265291082",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1081 MARKET PL STE 400",
            "city": "SAN RAMON",
            "state": "CA",
            "postal_code": "945834749",
            "telephone_number": "925-233-5805"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1081 MARKET PL STE 400",
            "city": "SAN RAMON",
            "state": "CA",
            "postal_code": "945834749",
            "telephone_number": "925-233-5805"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "CHATIGNY",
        "first_name": "ABIGAIL",
        "middle_name": "LYNN",
        "credential": "FNP-BC",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2024-03-14",
        "last_updated": "2025-12-14",
        "certification_date": "2025-12-14",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363LF0000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Family",
            "state": "AZ",
            "license": "273009",
            "primary": true
        },
        {
            "code": "363LF0000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Family",
            "state": "CA",
            "license": "NP95037350",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Rya Inada Chang
• Tsuling Chang, M.D.
• Sarah Ruth Chapman
• Arnold Charaschirakul, MBA, ATC
• Ian Chase, DC
• Rhea Chattopadhyay, M.D.
• Divya Chaudhry, NBHWC
• Sunidhi Chauhan, MS, CGC
• Chauss Chiropractic, Inc.
• Shama Chavan

• Family Nurse Practitioner in San Ramon, CA
• Providers in San Ramon, CA by specialty
• Family Nurse Practitioner in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Dec 14, 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.