Professional Therapist

Mrs. Diane Katherine Comer, LCPC, RN

100 North Walkup Avenue, Suite C, Crystal Lake, Illinois, 60014

About Mrs. Diane Katherine Comer

Mrs. Diane Katherine Comer is a therapist based in Crystal Lake, Illinois who is specialized in Professional Counselor. Her current practice location is 100 North Walkup Avenue, Suite C, Crystal Lake. Patients can reach her at 815-243-4092. Mrs. Diane Katherine Comer is LCPC, RN in Professional Counselor and her NPI number (Unique professional ID assigned by NPPES) is 1235248915.

Mrs. Diane Katherine Comer is a licensed mental health practitioner trained to help individuals, couples, and groups address emotional, psychological, and behavioral challenges. She uses talk therapy and evidence-based counseling methods to support clients in managing mental health conditions, improving relationships, and developing coping strategies for life’s difficulties.

Practice Information

Mrs. Diane Katherine Comer speciality, credentials, practice address, contact phone number and fax are as below. Patients can call on the below given phone number for appointment.

Provider Name Mrs. Diane Katherine Comer
Specialization Professional Counselor
Credentials LCPC, RN
Gender Female
Practice Address: 100 North Walkup Avenue, Suite C
Crystal Lake, IL - 60014

Professional Identification Codes

NPI number stands for National Provider Identifier which is a unique 10-digit identification number issued to health care providers in the United States by the Centers for Medicare and Medicaid Services (CMS). NPI details are as mentioned below.

NPI Number1235248915
NPI Enumeration Date: 29 Aug, 2006
NPI Last Update On: 11 Sep, 2025

Medical Licenses:

Healthcare professionals can hold one or more medical licenses for different specialities in the same state or different states. Related medical licenses for Mrs. Diane Katherine Comer are as mentioned below.

License NumberSpecializationStateStatus
Registered Nurse IllinoisPrimary
Professional Counselor IllinoisSecondary

Other Medical Identifiers

Other legacy medical identifiers associated with Mrs. Diane Katherine Comer such as Medicaid, Medicare PIN, NSC, UPIN etc. are mentioned as below.
IdentifierTypeStateIssuer
265512OtherIllinoisCOMPSYCH
4532309OtherIllinoisBLUE CROSS
7094743OtherIllinoisAETNA

Mailing Address

Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned Practice address.

Mrs. Diane Katherine Comer
1444 Candlewood Dr,
Crystal Lake, IL - 60014
Phone: 815-243-4092

Book an Appointment with Mrs. Diane Katherine Comer

To schedule an appointment, contact Mrs. Diane Katherine Comer at 100 North Walkup Avenue, Suite C, Crystal Lake, Illinois or call on below stated phone number.

Call to Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Mrs. Diane Katherine Comer:

Mrs. Diane Katherine Comer is a therapist specializing in Registered Nurse. She (1) A registered nurse is a person qualified by graduation from an accredited nursing school (depending upon schooling, a registered nurse may receive either a diploma from a hospital program, an associate degree in nursing (A.D.N.) or a Bachelor of Science degree in nursing (B.S.N.), who is licensed or certified by the state, and is practicing within the scope of that license or certification. R.N.'s assist patient in recovering and maintaining their physical or mental health. They assist physicians during treatments and examinations and administer medications. (2) A provider who is trained and educated in a formal nursing education program at an accredited school of nursing, passes a national certification examination, and is licensed by the state to practice nursing. The individual provides nursing services to patients or clients in areas such as health promotion, disease prevention, acute and chronic care and restoration and maintenance of health across the life span.

Yes, Mrs. Diane Katherine Comer is currently accepting new patients. To schedule an appointment, contact the office directly and schedule an appointment.

Mrs. Diane Katherine Comer practices at 100 North Walkup Avenue, Suite C, Crystal Lake, Illinois, 60014.

To schedule an appointment with Mrs. Diane Katherine Comer, please contact the office at 815-243-4092.

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**Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 14 September, 2026.