Active NPI
Matthew M Santi, CO61565659
- Addiction (Substance Use Disorder) Counselor
- Kennewick, WA
National Provider Identifier
1831009497
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Addiction (Substance Use Disorder) Counselor
- License
- CO61565659
- Practice address
- 7510 W Deschutes PL
Kennewick, WA 99336-7719 - Phone
- (509) 579-0738
- NPI assigned
- Sep 8, 2026
- Sex
- Male
- Sole proprietor
- No
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 |
|---|---|---|---|---|
| Addiction (Substance Use Disorder) Counselor | 101YA0400X | CO61565659 | WA | Primary |
Addresses
Primary practice location
7510 W Deschutes PL
Kennewick, WA 99336-7719
Mailing address
75 Ellie Ann CT
Prosser, WA 99350-7824
Phone (425) 308-0353
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Not listed in the public Medicare enrollment file
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1788825600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1788825600000",
"number": "1831009497",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "75 ELLIE ANN CT",
"city": "PROSSER",
"state": "WA",
"postal_code": "993507824",
"telephone_number": "425-308-0353"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "7510 W DESCHUTES PL",
"city": "KENNEWICK",
"state": "WA",
"postal_code": "993367719",
"telephone_number": "509-579-0738"
}
],
"practiceLocations": [],
"basic": {
"last_name": "SANTI",
"first_name": "MATTHEW",
"middle_name": "M",
"credential": "CO61565659",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2026-09-08",
"last_updated": "2026-09-08",
"certification_date": "2026-09-08",
"status": "A"
},
"taxonomies": [
{
"code": "101YA0400X",
"taxonomy_group": "",
"desc": "Counselor, Addiction (Substance Use Disorder)",
"state": "WA",
"license": "CO61565659",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Kennewick, WA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 8, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.