Individual provider Active NPI

Lydia M Stiltz, NP

  • Registered Nurse
  • Napa, CA
National Provider Identifier
1275605297
Registry record updated Sep 11, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Registered NurseTaxonomy code 163W00000X
License
682555 Issued in CA
Practice address
1411 Pear Tree Lane Suite 100
Napa, CA 94558
Phone
(707) 254-1778
Fax
(707) 254-2993
NPI assigned
Nov 14, 2006
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Sep 11, 2025

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Registered Nurse 163W00000X 682555 CA Primary
Nurse Practitioner 363L00000X 16881 CA

Addresses

Primary practice location

1411 Pear Tree Lane Suite 100
Napa, CA 94558

Mailing address

1411 Pear Tree Lane Suite 100
Napa, CA 94558
Phone (707) 254-1778

Other identifiers 2

IdentifierTypeStateIssuer
16881OtherCANP STATE LICENSE #
641125OtherCARN STATE LICENSE #

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
Credentials
Nurse Practitioner

State licenses

LicenseStateTypeSpecialty
682555CAMDRegistered Nurse

NPI Registry JSON

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

{
    "created_epoch": "1163462400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1757548800000",
    "number": "1275605297",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1411 PEAR TREE LANE SUITE 100",
            "city": "NAPA",
            "state": "CA",
            "postal_code": "94558",
            "telephone_number": "707-254-1778",
            "fax_number": "707-254-2993"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1411 PEAR TREE LANE SUITE 100",
            "city": "NAPA",
            "state": "CA",
            "postal_code": "94558",
            "telephone_number": "707-254-1778",
            "fax_number": "707-254-2993"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "STILTZ",
        "first_name": "LYDIA",
        "middle_name": "M",
        "name_prefix": "Ms.",
        "credential": "NP",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2006-11-14",
        "last_updated": "2025-09-11",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "163W00000X",
            "taxonomy_group": "",
            "desc": "Registered Nurse",
            "state": "CA",
            "license": "682555",
            "primary": true
        },
        {
            "code": "363L00000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner",
            "state": "CA",
            "license": "16881",
            "primary": false
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "NP STATE LICENSE #",
            "identifier": "16881",
            "state": "CA"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "RN STATE LICENSE #",
            "identifier": "641125",
            "state": "CA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Napa, CA

Sources for this page

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