Columbia Basin Dental Association

601 E. Government Way, Mattawa, WA - 99349

(509) 932-3535

Official Website

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About This Clinic

This is a SLIDING SCALE clinic. The costs for clinic services are based on either your income or they offer type of financial assistance. Contact the clinic directly to discuss prices for individual services which vary. Sliding Scale does not necessarily mean free.

Provides dental care for all ages, as well as orthodontic (braces) services.
Provides diagnostic and preventative services, restorative services (amalgam and composite fillings), endodontics services (root canals), oral surgery (including extraction).
Payment options
  Medicare
  Private Insurance 
  Private Pay
  Sliding Fee Scale
  United Healthcare Military & Veterans
  WA Apple Health (Medicaid)
Fees: Accepts Apple Health (Medicaid), Medicare, private insurance, private pay, and offers a sliding scale fee.
Hours: Monday-Friday, 9am-6pm.

Service Area

Mattawa


2026 US Federal Poverty Guidelines

for the 48 contiguous states and the District of Columbia

Persons in family / household Poverty guideline
1 $15,960
2 $21,640
3 $27,320
4 $33,000
5 $38,680
6 $44,360
7 $50,040
8 $55,720

For families/households with more than 8 persons, add $5,140 for each additional person.

About Free & Low-Cost Dental Clinics

Across the United States, free and low-cost dental clinics play a vital role in making oral healthcare reachable for everyone. Supported by government funding, non-profit organisations, and charitable contributions, these clinics deliver essential dental treatment to those who need it most — including uninsured individuals, low-income families, children, seniors, and people receiving government assistance.