Psychologist | Clinical Psychology

Dr. Diana J Semmelhack, PSY.D.

1919 Lincoln St, Evanston, Illinois, 60201-2230

About Dr. Diana J Semmelhack

Dr. Diana J Semmelhack is a psychologist based in Evanston, Illinois who is specialized in Clinical Psychology. Active license number of Dr. Diana J Semmelhack is 071-006302 for Clinical Psychology in Illinois. Her current practice location is 1919 Lincoln St, Evanston. Patients can contact her at 847-491-0165 or can fax her at 847-492-9463. Dr. Diana J Semmelhack, PSY.D., specializes in Clinical Psychology and her NPI number (Unique professional ID assigned by NPPES) is 1316033392.

Dr. Diana J Semmelhack is a mental health professional with highly specialized training in the diagnosis and psychological treatment of mental, behavioral and emotional illnesses, including obsessive-compulsive disorder (OCD). Her main focus is on diagnosing and treating mental, emotional, and behavioral disorders. Some of the common disorders that she can treat are learning disabilities, substance abuse, depression, anxiety, and eating disorders.

Practice Information

Dr. Diana J Semmelhack's specialty, credentials, practice address, contact phone number and fax are as below. Patients can call on the below given phone number for appointment.

Provider Name Dr. Diana J Semmelhack
Specialization Clinical Psychology
Credentials PSY.D.
Gender Female
Practice Address: 1919 Lincoln St,
Evanston, IL - 60201-2230
Fax 847-492-9463

Professional Identification Codes

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

NPI Number1316033392
NPI Enumeration Date: 05 Oct, 2006
NPI Last Update On: 28 Apr, 2025

Medical Licenses:

Healthcare professionals can hold one or more medical licenses for different specialties in the same state or different states. Related medical licenses for Dr. Diana J Semmelhack are as mentioned below.

License NumberSpecializationStateStatus
071-006302Clinical Psychology IllinoisPrimary

Mailing Address

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

Dr. Diana J Semmelhack
1919 Lincoln St,
Evanston, IL - 60201-2230
Phone: 847-491-0165
Fax: 847-492-9463

Book an Appointment with Dr. Diana J Semmelhack

To schedule an appointment, contact Dr. Diana J Semmelhack at 1919 Lincoln St, Evanston, Illinois or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Dr. Diana J Semmelhack:

Dr. Diana J Semmelhack is a psychologist specializing in Clinical Psychology. She is a mental health professional with highly specialized training in the diagnosis and psychological treatment of mental, behavioral and emotional illnesses, including obsessive-compulsive disorder (OCD). Her main focus is on diagnosing and treating mental, emotional, and behavioral disorders. Some of the common disorders that she can treat are learning disabilities, substance abuse, depression, anxiety, and eating disorders.

Yes, Dr. Diana J Semmelhack is currently accepting new patients. To schedule an appointment, contact the office directly and schedule an appointment.
*Availability may change. Please contact the office directly to ask about appointments.

Dr. Diana J Semmelhack practices at 1919 Lincoln St, Evanston, Illinois, 60201-2230.

To schedule an appointment with Dr. Diana J Semmelhack, please contact the office at 847-491-0165.

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