Individual provider Active NPI

John C Dewig, LMFT

  • Marriage & Family Therapist
  • Post Falls, ID
National Provider Identifier
1881978617
Registry record updated Aug 14, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Marriage & Family TherapistTaxonomy code 106H00000X
License
1261577 Issued in ID
Practice address
PO Box 642
Post Falls, ID 83877-0642
Phone
(208) 603-9946
NPI assigned
Sep 28, 2011
Last updated
Aug 14, 2026By the provider in NPPES
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Aug 14, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Marriage & Family Therapist 106H00000X 1261577 ID Primary

Addresses

Primary practice location

PO Box 642
Post Falls, ID 83877-0642

Mailing address

PO Box 642
Post Falls, ID 83877-0642
Phone (208) 603-9946

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)
Enrolled

State licenses

LicenseStateTypeSpecialty
1261577IDMDMarriage & Family Therapist

Practice roles

OrganizationSpecialtyStatusNew patients
Idaho Neuro Dynamics LLC Mental Health Current Accepting new patients
Sis Solutions Past Accepting new patients

Organizations & group practices 2

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

NPI Registry JSON

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

{
    "created_epoch": "1317168000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1786665600000",
    "number": "1881978617",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 642",
            "city": "POST FALLS",
            "state": "ID",
            "postal_code": "838770642",
            "telephone_number": "208-603-9946"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "PO BOX 642",
            "city": "POST FALLS",
            "state": "ID",
            "postal_code": "838770642",
            "telephone_number": "208-603-9946"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "DEWIG",
        "first_name": "JOHN",
        "middle_name": "C",
        "credential": "LMFT",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2011-09-28",
        "last_updated": "2026-08-14",
        "certification_date": "2026-08-14",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "106H00000X",
            "taxonomy_group": "",
            "desc": "Marriage & Family Therapist",
            "state": "ID",
            "license": "1261577",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Post Falls, ID

Sources for this page

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