Mr. Roy C Marks is a psychologist based in Saint Louis, Missouri with 37 years of experience in General Psychology. He completed his graduation in 1989. He accepts the Medicare-approved amount. Patients will not be billed for any more than the Medicare deductible and coinsurance. Active license number of Mr. Roy C Marks is 002304 for General Psychology in Missouri. His current practice location is 5524 Grant Pl, Saint Louis. Patients can contact him at 314-721-2155 or can fax him at 314-457-0611. Mr. Roy C Marks, M.A., L.C.S.W., specializes in General Psychology and his NPI number (Unique professional ID assigned by NPPES) is 1154365955.
Mr. Roy C Marks 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
Mr. Roy C Marks'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 Mr. Roy C Marks
Specialization General Psychology
Credentials M.A., L.C.S.W.
Accepts Medicare Assignment Yes
Experience 37+ years
Graduation Year 1989
Gender Male
Practice Address: 5524 Grant Pl, Saint Louis, MO - 63116-3304
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
4183622350
Enrollment ID
I20061122000242
NPI Number1154365955
NPI Enumeration Date: 15 Jun, 2006
NPI Last Update On: 09 Aug, 2026
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 Mr. Roy C Marks are as mentioned below.
License NumberSpecializationStateStatus
002304General Psychology
MissouriPrimary
Other Medical Identifiers
Other professional identifiers associated with Mr. Roy C Marks such as Medicaid, Medicare PIN, NSC, UPIN etc. are mentioned as below.
IdentifierTypeStateIssuer
498301100MedicaidMissouri
Mailing Address
Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned Practice address.
Mr. Roy C Marks 5524 Grant Pl, Saint Louis, MO - 63116-3304 Phone: 314-721-2155 Fax: 314-457-0611
Book an Appointment with Mr. Roy C Marks
To schedule an appointment, contact Mr. Roy C Marks at 5524 Grant Pl, Saint Louis, Missouri or call the phone number listed below.
Below are some commonly asked questions about Mr. Roy C Marks:
Mr. Roy C Marks 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.
Mr. Roy C Marks has approximately 37 years of experience in General Psychology.
Yes, Mr. Roy C Marks accepts Medicare assignment, meaning the provider participates in Medicare and accepts Medicare-approved amounts for eligible services.
Yes, Mr. Roy C Marks 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.
Mr. Roy C Marks practices at 5524 Grant Pl, Saint Louis, Missouri, 63116-3304.
To schedule an appointment with Mr. Roy C Marks, please contact the office at 314-721-2155.
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