Psychologist | Clinical Psychology

Mr. Matthew Mason, PH.D.

5525 Twin Knolls Rd, Suite 327, Columbia, Maryland, 21045-3266

About Mr. Matthew Mason

Mr. Matthew Mason is a psychologist based in Columbia, Maryland who is specialized in Clinical Psychology. Active license number of Mr. Matthew Mason is 03933 for Clinical Psychology in Maryland. His current practice location is 5525 Twin Knolls Rd, Suite 327, Columbia. Patients can contact him at 410-992-9149 or can fax him at 410-992-9921. Mr. Matthew Mason, PH.D., specializes in Clinical Psychology and his NPI number (Unique professional ID assigned by NPPES) is 1871615559.

Mr. Matthew Mason 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

Mr. Matthew Mason'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. Matthew Mason
Specialization Clinical Psychology
Credentials PH.D.
Gender Male
Practice Address: 5525 Twin Knolls Rd, Suite 327
Columbia, MD - 21045-3266
Fax 410-992-9921

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 Number1871615559
NPI Enumeration Date: 04 Apr, 2007
NPI Last Update On: 25 Jul, 2024

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. Matthew Mason are as mentioned below.

License NumberSpecializationStateStatus
03933Clinical Psychology MarylandPrimary

Mailing Address

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

Mr. Matthew Mason
12007 Yellowbell Ln,
Columbia, MD - 21044-4502
Phone: 410-992-3823
Fax: 410-992-9921

Book an Appointment with Mr. Matthew Mason

To schedule an appointment, contact Mr. Matthew Mason at 5525 Twin Knolls Rd, Suite 327, Columbia, Maryland or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Mr. Matthew Mason:

Mr. Matthew Mason 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.

Yes, Mr. Matthew Mason 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. Matthew Mason practices at 5525 Twin Knolls Rd, Suite 327, Columbia, Maryland, 21045-3266.

To schedule an appointment with Mr. Matthew Mason, please contact the office at 410-992-9149.

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