Psychologist | Clinical Psychology

Dr. Mary Jillisa Steckart, PSYD

5901 E 7th St, Long Beach, California, 90822-5201

About Dr. Mary Jillisa Steckart

Dr. Mary Jillisa Steckart is a psychologist based in Long Beach, California who is specialized in Clinical Psychology. Active license number of Dr. Mary Jillisa Steckart is PSY35657 for Clinical Psychology in California. Her current practice location is 5901 E 7th St, Long Beach. Patients can contact her at 526-826-8000. Dr. Mary Jillisa Steckart, PSYD, specializes in Clinical Psychology and her NPI number (Unique professional ID assigned by NPPES) is 1447064456.

Dr. Mary Jillisa Steckart 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. Mary Jillisa Steckart'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. Mary Jillisa Steckart
Specialization Clinical Psychology
Credentials PSYD
Gender Female
Practice Address: 5901 E 7th St,
Long Beach, CA - 90822-5201

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 Number1447064456
NPI Enumeration Date: 03 Feb, 2025
NPI Last Update On: 03 Feb, 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. Mary Jillisa Steckart are as mentioned below.

License NumberSpecializationStateStatus
PSY35657Clinical Psychology CaliforniaPrimary

Mailing Address

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

Dr. Mary Jillisa Steckart
9808 Regent St Apt 10,
Los Angeles, CA - 90034-5100
Phone: 310-266-2296

Book an Appointment with Dr. Mary Jillisa Steckart

To schedule an appointment, contact Dr. Mary Jillisa Steckart at 5901 E 7th St, Long Beach, California or call the phone number listed below.

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Frequently Asked Questions

Below are some commonly asked questions about Dr. Mary Jillisa Steckart:

Dr. Mary Jillisa Steckart 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. Mary Jillisa Steckart 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. Mary Jillisa Steckart practices at 5901 E 7th St, Long Beach, California, 90822-5201.

To schedule an appointment with Dr. Mary Jillisa Steckart, please contact the office at 526-826-8000.

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