Psychiatrist | 48+ years experience

Dr. Mary St.john, M.D.

2719 Boundary St, Beaufort, South Carolina, 29906-7342

About Dr. Mary St.john

Dr. Mary St.john is a psychiatrist based in Beaufort, South Carolina with 48 years of experience in Psychiatry. She completed her graduation from Louisiana State University School Of Medicine In New Orleans in 1978. She may accept the Medicare-approved amount. Patients may be billed for more than the Medicare deductible and coinsurance. Active license number of Dr. Mary St.john is 9523 for Psychiatry in South Carolina. Her current practice location is 2719 Boundary St, Beaufort. Patients can contact her at 843-524-0449 or can fax her at 843-524-0305. Dr. Mary St.john, M.D., specializes in Psychiatry and her NPI number (Unique professional ID assigned by NPPES) is 1457553984.

Dr. Mary St.john specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.

Practice Information

Dr. Mary St.john'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 St.john
Specialization Psychiatry
Credentials M.D.
Accepts Medicare Assignment May Accept
Gender Female
Practice Address: 2719 Boundary St,
Beaufort, SC - 29906-7342
Fax 843-524-0305

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 8628222619
Enrollment ID I20130128000347
NPI Number1457553984
NPI Enumeration Date: 05 Jun, 2007
NPI Last Update On: 13 Aug, 2012

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 St.john are as mentioned below.

License NumberSpecializationStateStatus
9523Psychiatry South CarolinaPrimary

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 St.john
2719 Boundary St,
Beaufort, SC - 29906-7342
Phone: 843-524-0449
Fax: 843-524-0305

Book an Appointment with Dr. Mary St.john

To schedule an appointment, contact Dr. Mary St.john at 2719 Boundary St, Beaufort, South Carolina or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Dr. Mary St.john:

Dr. Mary St.john is a psychiatrist specializing in Psychiatry. She specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.

Dr. Mary St.john completed her education (M.D.) from Louisiana State University School Of Medicine In New Orleans in 1978.

Dr. Mary St.john has approximately 48 years of experience in Psychiatry.

Dr. Mary St.john may accept Medicare assignment. Please contact the provider's office directly to verify Medicare participation and coverage details.

Yes, Dr. Mary St.john 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 St.john practices at 2719 Boundary St, Beaufort, South Carolina, 29906-7342.

To schedule an appointment with Dr. Mary St.john, please contact the office at 843-524-0449.

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