Psychologist | General Psychology

Dr. Ari Holtz, PHD

119 Clarkson Executive Park, Ellisville, Missouri, 63011

About Dr. Ari Holtz

Dr. Ari Holtz is a psychologist based in Ellisville, Missouri who is specialized in General Psychology. Active license number of Dr. Ari Holtz is 2006004002 for General Psychology in Missouri. His current practice location is 119 Clarkson Executive Park, Ellisville. Patients can contact him at 636-256-0600 or can fax him at 636-256-0626. Dr. Ari Holtz, PHD, specializes in General Psychology and his NPI number (Unique professional ID assigned by NPPES) is 1801968441.

Dr. Ari Holtz is specialized in psychological testing and evaluating or assessing patient's personal characteristics, such as intelligence, personality, abilities, interests, aptitudes, and neuropsychological functioning. Accordingly, he performs counseling, psychoanalysis, psychotherapy, hypnosis, biofeedback, and behavior analysis and therapy. He can diagnose and treat mental and emotional disorder or disability, alcoholism and substance abuse, disorders of habit or conduct, as well as of the psychological aspects of physical illness, accident, injury, or disability by psycheducational evaluation, therapy, remediation, and consultation.

Practice Information

Dr. Ari Holtz'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. Ari Holtz
Specialization General Psychology
Credentials PHD
Gender Male
Practice Address: 119 Clarkson Executive Park,
Ellisville, MO - 63011
Fax 636-256-0626

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 Number1801968441
NPI Enumeration Date: 15 Nov, 2006
NPI Last Update On: 08 Jul, 2007

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. Ari Holtz are as mentioned below.

License NumberSpecializationStateStatus
2006004002General Psychology MissouriPrimary

Mailing Address

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

Dr. Ari Holtz
4954 W Pine Blvd, #401
St Louis, MO - 63108
Phone: 615-403-0037
Fax: 636-256-0626

Book an Appointment with Dr. Ari Holtz

To schedule an appointment, contact Dr. Ari Holtz at 119 Clarkson Executive Park, Ellisville, Missouri or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Dr. Ari Holtz:

Dr. Ari Holtz is a psychologist specializing in General Psychology. He is specialized in psychological testing and evaluating or assessing patient's personal characteristics, such as intelligence, personality, abilities, interests, aptitudes, and neuropsychological functioning. Accordingly, he performs counseling, psychoanalysis, psychotherapy, hypnosis, biofeedback, and behavior analysis and therapy. He can diagnose and treat mental and emotional disorder or disability, alcoholism and substance abuse, disorders of habit or conduct, as well as of the psychological aspects of physical illness, accident, injury, or disability by psycheducational evaluation, therapy, remediation, and consultation.

Yes, Dr. Ari Holtz 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. Ari Holtz practices at 119 Clarkson Executive Park, Ellisville, Missouri, 63011.

To schedule an appointment with Dr. Ari Holtz, please contact the office at 636-256-0600.

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