Active NPI
William a Forsyth
- Psychiatry Physician
- Hayden, ID
National Provider Identifier
1861300543
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Psychiatry Physician
- 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
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) | Code | License | State | Primary |
|---|---|---|---|---|
| Psychiatry Physician | 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
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.