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

Steven D Yellan

Individual provider Mental Health Counselor · NPI 1730247784

Steven D Yellan is a Mental Health Counselor in Corvallis, Oregon. Registered with an NPI since 2006.

In the registry since
2006

Practice location Address checks out

530 NW 27th St
Corvallis, OR 97330-5223
Phone: (541) 766-6835
Fax: (541) 766-6186
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 number1730247784
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedDecember 4, 2006
Last updated in NPPESJuly 8, 2007
Mailing addressPo Box 579, Corvallis, OR 97339-0579

Other providers in Corvallis