Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of October 4, 2026.

Family Educational Services Inc D/BA John A. Yunker, Inc

Organization Psychologist · NPI 1205276532

Family Educational Services Inc D/BA John A. Yunker, Inc provides Psychologist services in Clayton, Missouri. Licensed in Missouri. Registered with an NPI since 2013.

Licensed in
MO
In the registry since
2013
What do these letters mean?
Inc — Incorporated
A form of business registration, not a clinical qualification.

See every abbreviation used in this directory →

Practice location Address checks out

225 S Meramec Ave Ste 202
Clayton, MO 63105-3511 Not confirmed with CMS for 13 years — call before visiting
Phone: (314) 727-7266
Fax: (314) 994-1929
Show map & directions

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

Specialties & licences

Psychologist (primary) Taxonomy 103T00000X · Licence 00875 (MO)

Record details

NPI number1205276532
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official John Yunker — Psychologist · (314) 727-7266
NPI enumeratedJuly 1, 2013
Last updated in NPPESJuly 1, 2013
Mailing address225 S Meramec Ave, Suite 202, Clayton, MO 63105-3511

Other providers in Clayton