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

Laila Katherine Merz, PHD

Individual provider Cognitive & Behavioral Psychologist · NPI 1023156445

Laila Katherine Merz, PHD is a Cognitive & Behavioral Psychologist in Saint Louis, Missouri. Practices as a sole proprietor. Licensed in Missouri.

Licensed in
MO
In the registry since
2007
What do these letters mean?
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

See every abbreviation used in this directory →

Practice location Address checks out

9890 Clayton Rd # 134
Saint Louis, MO 63124-1685
Phone: (314) 222-5852
Fax: (314) 222-5853
Show map & directions

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

Specialties & licences

Cognitive & Behavioral Psychologist (primary) Taxonomy 103TB0200X · Licence 2001024795 (MO)

Record details

NPI number1023156445
Entity typeIndividual (Type 1)
GenderFemale
Credentials PHD
Sole proprietorYes
NPI enumeratedFebruary 1, 2007
Last updated in NPPESJanuary 8, 2021
Certification dateJanuary 8, 2021

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