Psychiatrist

Mrs. Marian Thomas, PMHNP

50 Irving St Nw, Washington, District Of Columbia, 20422-0001

About Mrs. Marian Thomas

Mrs. Marian Thomas is a psychiatrist based in Washington, District Of Columbia who is specialized in Psychiatry. Active license number of Mrs. Marian Thomas is R164595 for Psychiatry in Maryland. Her current practice location is 50 Irving St Nw, Washington. Patients can contact her at 202-745-8000. Mrs. Marian Thomas, PMHNP, specializes in Psychiatry and her NPI number (Unique professional ID assigned by NPPES) is 1720772692.

Mrs. Marian Thomas 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

Mrs. Marian Thomas'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 Mrs. Marian Thomas
Specialization Psychiatry
Credentials PMHNP
Gender Female
Practice Address: 50 Irving St Nw,
Washington, DC - 20422-0001

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 Number1720772692
NPI Enumeration Date: 05 Jun, 2023
NPI Last Update On: 05 Jun, 2023

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 Mrs. Marian Thomas are as mentioned below.

License NumberSpecializationStateStatus
R164595Psychiatry MarylandPrimary

Mailing Address

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

Mrs. Marian Thomas
50 Irving St Nw,
Washington, DC - 20422-0001
Phone: 202-745-8000

Book an Appointment with Mrs. Marian Thomas

To schedule an appointment, contact Mrs. Marian Thomas at 50 Irving St Nw, Washington, District Of Columbia or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Mrs. Marian Thomas:

Mrs. Marian Thomas 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.

Yes, Mrs. Marian Thomas 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.

Mrs. Marian Thomas practices at 50 Irving St Nw, Washington, District Of Columbia, 20422-0001.

To schedule an appointment with Mrs. Marian Thomas, please contact the office at 202-745-8000.

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