Mr. Roy C Marks
M.A., L.C.S.W. | Psychologist | 37+ years Exp
5524 Grant Pl, Saint Louis
Missouri, 63116-3304
314-721-2155 314-457-0611
Maps & DirectionsMr. Roy C Marks is a Saint Louis, Missouri based psychologist 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 reach him at 314-721-2155 or can fax him at 314-457-0611. Mr. Roy C Marks is M.A., L.C.S.W. 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.
Complete Profile:
Mr. Roy C Marks speciality, credentials, practice address, contact phone number and fax are as below.
Patients can call on the below given phone number for appointment.
| Name: | Mr. Roy C Marks |
| Specialization: | General Psychology |
| Gender: | Male |
| Credentials: | M.A., L.C.S.W. |
| Experience: | 37+ years |
| Medical School Attended: | Other |
| Graduation Year: | 1989 |
| Accepts Medicare Assignment: | Yes |
| Practice Address: | 5524 Grant Pl, Saint Louis, Missouri, 63116-3304 |
| Phone: | 314-721-2155 |
| Fax: | 314-457-0611 |
Professional Identification Codes:
NPI number stands for National Provider Identifier which is a unique 10-digit identification number issued to health care 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 Number: | 1154365955 |
| NPI Enumeration Date: | 15 Jun, 2006 |
| NPI Last Update On: | 19 Jul, 2021 |
Medical Licenses:
Doctors can have one or more medical licenses for different specialities in the same state or different states. Related medical licenses for Mr. Roy C Marks are as mentioned below.
| License Number | Specialization | State | Status | |
| 002304 | General Psychology | Missouri | Primary | |
Other Medical Identifiers:
Other legacy medical identifiers associated with Mr. Roy C Marks such as Medicaid, Medicare PIN, NSC, UPIN etc. are mentioned as below.
| Identifier | Type | State | Issuer |
| 498301100 | Medicaid | Missouri | |
Business Mailing Address:
Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned address.
| Address: | Mr. Roy C Marks 5524 Grant Pl, Saint Louis, Missouri |
| Zip: | 63116-3304 |
| Phone Number: | 314-721-2155 |
| Fax Number: | 314-457-0611 |
Patients can reach Mr. Roy C Marks at
5524 Grant Pl, Saint Louis, Missouri or can
call to book an appointment on 314-721-2155.
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Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 08 December, 2025.