Organization Active NPI

William a Forsyth

  • Psychiatry Physician
  • Hayden, ID
National Provider Identifier
1861300543
Registry record updated Sep 1, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Psychiatry PhysicianTaxonomy code 2084P0800X
Legal business name
WILLIAM A FORSYTH
Practice address
2455 E Woodstone Dr
Hayden, ID 83835-8114
Phone
(208) 271-5947
Fax
(208) 382-8457
NPI assigned
Sep 1, 2026
Organization subpart
No

NPPES NPI Registry

Updated by the provider on Sep 1, 2026

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

Authorized official

Name
William Forsyth, MD
Title
Owner
Phone
(208) 271-5947

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Psychiatry PhysicianGroup: 193200000X MULTI-SPECIALTY GROUP 2084P0800X Primary

Addresses

Primary practice location

2455 E Woodstone Dr
Hayden, ID 83835-8114

Mailing address

2455 E Woodstone Dr
Hayden, ID 83835-8114
Phone (208) 271-5947

Other names 1

  • Northwoods Psychiatry LLC Doing business as

NPI Registry JSON

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

{
    "created_epoch": "1788220800000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1788220800000",
    "number": "1861300543",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2455 E WOODSTONE DR",
            "city": "HAYDEN",
            "state": "ID",
            "postal_code": "838358114",
            "telephone_number": "208-271-5947",
            "fax_number": "208-382-8457"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2455 E WOODSTONE DR",
            "city": "HAYDEN",
            "state": "ID",
            "postal_code": "838358114",
            "telephone_number": "208-271-5947",
            "fax_number": "208-382-8457"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "WILLIAM A FORSYTH",
        "organizational_subpart": "NO",
        "enumeration_date": "2026-09-01",
        "last_updated": "2026-09-01",
        "certification_date": "2026-09-01",
        "status": "A",
        "authorized_official_last_name": "FORSYTH",
        "authorized_official_first_name": "WILLIAM",
        "authorized_official_title_or_position": "OWNER",
        "authorized_official_telephone_number": "208-271-5947",
        "authorized_official_credential": "MD"
    },
    "taxonomies": [
        {
            "code": "2084P0800X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Psychiatry & Neurology, Psychiatry",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "organization_name": "Northwoods Psychiatry LLC",
            "code": "3",
            "type": "Doing Business As"
        }
    ]
}

Other providers in Hayden, ID

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 1, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.

Verify at the official NPI Registry.