Psychologist | Clinical Psychology

Dr. Deborah E. Mackay, PH.D.

8901 Rockville Pike, Bethesda, Maryland, 20889-1714

About Dr. Deborah E. Mackay

Dr. Deborah E. Mackay is a psychologist based in Bethesda, Maryland who is specialized in Clinical Psychology. Active license number of Dr. Deborah E. Mackay is 04094 for Clinical Psychology in Maryland. Her current practice location is 8901 Rockville Pike, Bethesda. Patients can contact her at 301-524-0990 or can fax her at 301-279-8997. Dr. Deborah E. Mackay, PH.D., specializes in Clinical Psychology and her NPI number (Unique professional ID assigned by NPPES) is 1417173675.

Dr. Deborah E. Mackay 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). Her main focus is on diagnosing and treating mental, emotional, and behavioral disorders. Some of the common disorders that she can treat are learning disabilities, substance abuse, depression, anxiety, and eating disorders.

Practice Information

Dr. Deborah E. Mackay'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. Deborah E. Mackay
Specialization Clinical Psychology
Credentials PH.D.
Gender Female
Practice Address: 8901 Rockville Pike,
Bethesda, MD - 20889-1714
Fax 301-279-8997

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 Number1417173675
NPI Enumeration Date: 17 Apr, 2007
NPI Last Update On: 18 Apr, 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 Dr. Deborah E. Mackay are as mentioned below.

License NumberSpecializationStateStatus
04094Clinical 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.

Dr. Deborah E. Mackay
8901 Rockville Pike,
Bethesda, MD - 20889-0001
Phone: 301-524-0990
Fax: 301-279-8997

Book an Appointment with Dr. Deborah E. Mackay

To schedule an appointment, contact Dr. Deborah E. Mackay at 8901 Rockville Pike, Bethesda, Maryland or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Dr. Deborah E. Mackay:

Dr. Deborah E. Mackay is a psychologist specializing in Clinical Psychology. She 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). Her main focus is on diagnosing and treating mental, emotional, and behavioral disorders. Some of the common disorders that she can treat are learning disabilities, substance abuse, depression, anxiety, and eating disorders.

Yes, Dr. Deborah E. Mackay 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. Deborah E. Mackay practices at 8901 Rockville Pike, Bethesda, Maryland, 20889-1714.

To schedule an appointment with Dr. Deborah E. Mackay, please contact the office at 301-524-0990.

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