Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Mrs. Diane Katherine Comer, LCPC, RN

Individual provider Professional Counselor · NPI 1235248915

Mrs. Diane Katherine Comer, LCPC, RN is a Professional Counselor in Crystal Lake, Illinois. Licensed in Illinois. Registered with an NPI since 2006.

Licensed in
IL
In the registry since
2006
Specialties on file
2
What do these letters mean?
LCPC — Licensed Clinical Professional Counselor
A licensed clinical counsellor.
RN — Registered Nurse
A licensed nurse who completed a nursing degree and passed the NCLEX-RN examination.

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Practice location Address checks out

100 N Walkup Ave Ste C
Crystal Lake, IL 60014
Phone: (815) 243-4092
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Registered Nurse (primary) Taxonomy 163W00000X (IL)
Professional Counselor Taxonomy 101YP2500X (IL)

Record details

NPI number1235248915
Entity typeIndividual (Type 1)
GenderFemale
Credentials LCPC , RN
Sole proprietorNo
NPI enumeratedAugust 29, 2006
Last updated in NPPESSeptember 11, 2025

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