Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Katherine Yonker, MA

Individual provider Mental Health Counselor · NPI 1710033048

Katherine Yonker, MA is a Mental Health Counselor in Silverton, Oregon. Qualified in 2005, 21 years ago. Practices with Yamhill County, a 19-clinician group and accepts Medicare assignment.

Years since qualifying
21
In the registry since
2007
What do these letters mean?
MA — Master of Arts
A graduate arts degree.

See every abbreviation used in this directory →

Practice location Address checks out

1463 Ryan Dr
Silverton, OR 97381-8733
Phone: (503) 779-5469
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Mental Health Counselor (primary) Taxonomy 101YM0800X

Record details

NPI number1710033048
Entity typeIndividual (Type 1)
GenderFemale
Credentials MA
Sole proprietorYes
NPI enumeratedJanuary 27, 2007
Last updated in NPPESJuly 8, 2007
Mailing address1463 Ryan Dr, Silverton, OR 97381-8733

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyMENTAL HEALTH COUNSELOR
Medical schoolOTHER
Graduated 2005 (21 years in practice)
Group practice Yamhill County — 19 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Silverton