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

Mrs. Katherine M Wismer, LMFT

Individual provider Mental Health Counselor · NPI 1245394774

Mrs. Katherine M Wismer, LMFT is a Mental Health Counselor in Placentia, California. Practices as a sole proprietor and works from 2 locations. Licensed in California.

Licensed in
CA
In the registry since
2006
What do these letters mean?
LMFT — Licensed Marriage and Family Therapist
A therapist licensed to treat couples and families.

See every abbreviation used in this directory →

Practice location Address checks out

1041 E Yorba Linda Blvd Ste 202
Placentia, CA 92870
Phone: (800) 701-0937
Fax: (800) 701-0937
Show map & directions

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

Additional practice locations (1)

  • 5405 Alton Pkwy Ste 5-A751, Irvine, CA 92604-3717 — (909) 855-8371

Specialties & licences

Mental Health Counselor (primary) Taxonomy 101YM0800X · Licence 102441 (CA)

Record details

NPI number1245394774
Entity typeIndividual (Type 1)
GenderFemale
Credentials LMFT
Sole proprietorYes
NPI enumeratedDecember 20, 2006
Last updated in NPPESMay 25, 2018

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