Active NPI
Christopher Ho-Yun Chang, LMFT
- Marriage & Family Therapist
- Mill Creek, WA
National Provider Identifier
1427866532
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Marriage & Family Therapist
- License
- 70117257
- Practice address
- 621 164TH St SE
Mill Creek, WA 98012-6303 - Phone
- (425) 426-4802
- NPI assigned
- Dec 20, 2024
- Last updated
- Sep 9, 2026
- Sex
- Male
- Sole proprietor
- Yes
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Marriage & Family Therapist | 106H00000X | 70117257 | WA | Primary |
Addresses
Primary practice location
621 164TH St SE
Mill Creek, WA 98012-6303
Mailing address
15715 27TH PL W
Lynnwood, WA 98087-5963
Phone (425) 426-4802
Other practice location 1
17319 Larch Way
Lynnwood, WA 98037-8202
Phone (425) 426-4802
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
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 61633104 | WA | MD | Marriage & Family Therapist |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Courtney Bell, PLLC | Past | Accepting new patients | |
| Chris Chang, LMFT, PLLC | 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.
-
dba Align Counseling Northwest
- Mental Health Clinic/Center (Including Community Mental Health Center)
- Lynnwood, WA
- NPI 1679494637
-
dba Insight Mental Health Group
- Mental Health Counselor
- Snoqualmie, WA
- NPI 1487389128
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1734652800000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1788912000000",
"number": "1427866532",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "15715 27TH PL W",
"city": "LYNNWOOD",
"state": "WA",
"postal_code": "980875963",
"telephone_number": "425-426-4802"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "621 164TH ST SE",
"city": "MILL CREEK",
"state": "WA",
"postal_code": "980126303",
"telephone_number": "425-426-4802"
}
],
"practiceLocations": [
{
"address_1": "17319 Larch Way",
"address_purpose": "LOCATION",
"city": "Lynnwood",
"state": "WA",
"postal_code": "980378202",
"country_code": "US",
"telephone_number": "425-426-4802",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "CHANG",
"first_name": "CHRISTOPHER",
"middle_name": "HO-YUN",
"name_prefix": "Mr.",
"credential": "LMFT",
"sole_proprietor": "YES",
"sex": "M",
"enumeration_date": "2024-12-20",
"last_updated": "2026-09-09",
"certification_date": "2026-09-09",
"status": "A"
},
"taxonomies": [
{
"code": "106H00000X",
"taxonomy_group": "",
"desc": "Marriage & Family Therapist",
"state": "WA",
"license": "70117257",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Mill Creek, WA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 9, 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.