Individual provider Active NPI

Christian Mascaro, DO

  • General Practice Physician
  • Oak Harbor, WA
National Provider Identifier
1013763689
Registry record updated Aug 6, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
General Practice PhysicianTaxonomy code 208D00000X
License
0102209671 Issued in VA
Practice address
3475 N Saratoga St
Oak Harbor, WA 98278-4927
Phone
(360) 257-9500
NPI assigned
Apr 25, 2024
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Aug 6, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
General Practice Physician 208D00000X 0102209671 VA Primary

Addresses

Primary practice location

3475 N Saratoga St
Oak Harbor, WA 98278-4927

Mailing address

3475 N Saratoga St
Oak Harbor, WA 98278-4927

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
Doctor of Osteopathy

NPI Registry JSON

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

{
    "created_epoch": "1714003200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1785974400000",
    "number": "1013763689",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3475 N SARATOGA ST",
            "city": "OAK HARBOR",
            "state": "WA",
            "postal_code": "982784927"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3475 N SARATOGA ST",
            "city": "OAK HARBOR",
            "state": "WA",
            "postal_code": "982784927",
            "telephone_number": "360-257-9500"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MASCARO",
        "first_name": "CHRISTIAN",
        "name_prefix": "Dr.",
        "credential": "DO",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2024-04-25",
        "last_updated": "2026-08-06",
        "certification_date": "2026-08-06",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208D00000X",
            "taxonomy_group": "",
            "desc": "General Practice",
            "state": "VA",
            "license": "0102209671",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Oak Harbor, WA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 6, 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.