Psychologist | Clinical Psychology | 58+ years experience

Dr. Samuel Joel Marwit, PH.D.

7411 Clayton Rd., Suite 106, St. Louis, Missouri, 63117

About Dr. Samuel Joel Marwit

Dr. Samuel Joel Marwit is a psychologist based in St. Louis, Missouri with 58 years of experience in Clinical Psychology. He completed his graduation in 1968. He accepts the Medicare-approved amount. Patients will not be billed for any more than the Medicare deductible and coinsurance. Active license number of Dr. Samuel Joel Marwit is 00063 for Clinical Psychology in Missouri. His current practice location is 7411 Clayton Rd., Suite 106, St. Louis. Patients can contact him at 314-644-2999. Dr. Samuel Joel Marwit, PH.D., specializes in Clinical Psychology and his NPI number (Unique professional ID assigned by NPPES) is 1386725539.

Dr. Samuel Joel Marwit 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). His main focus is on diagnosing and treating mental, emotional, and behavioral disorders. Some of the common disorders that he can treat are learning disabilities, substance abuse, depression, anxiety, and eating disorders.

Practice Information

Dr. Samuel Joel Marwit'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. Samuel Joel Marwit
Specialization Clinical Psychology
Credentials PH.D.
Accepts Medicare Assignment Yes
Experience 58+ years
Graduation Year 1968
Gender Male
Practice Address: 7411 Clayton Rd., Suite 106
St. Louis, MO - 63117

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.

PAC ID 7911073986
Enrollment ID I20090310000285
NPI Number1386725539
NPI Enumeration Date: 17 Oct, 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. Samuel Joel Marwit are as mentioned below.

License NumberSpecializationStateStatus
00063Clinical 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. Samuel Joel Marwit
7411 Clayton Rd., Suite 106
St. Louis, MO - 63117
Phone: 314-644-2999

Book an Appointment with Dr. Samuel Joel Marwit

To schedule an appointment, contact Dr. Samuel Joel Marwit at 7411 Clayton Rd., Suite 106, St. Louis, Missouri or call the phone number listed below.

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Frequently Asked Questions

Below are some commonly asked questions about Dr. Samuel Joel Marwit:

Dr. Samuel Joel Marwit is a psychologist specializing in Clinical Psychology. He 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). His main focus is on diagnosing and treating mental, emotional, and behavioral disorders. Some of the common disorders that he can treat are learning disabilities, substance abuse, depression, anxiety, and eating disorders.

Dr. Samuel Joel Marwit has approximately 58 years of experience in Clinical Psychology.

Yes, Dr. Samuel Joel Marwit accepts Medicare assignment, meaning the provider participates in Medicare and accepts Medicare-approved amounts for eligible services.

Yes, Dr. Samuel Joel Marwit 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. Samuel Joel Marwit practices at 7411 Clayton Rd., Suite 106, St. Louis, Missouri, 63117.

To schedule an appointment with Dr. Samuel Joel Marwit, please contact the office at 314-644-2999.

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