Psychologist | Clinical Psychology

Melissa Decker, PHD

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

About Melissa Decker

Melissa Decker is a psychologist based in Washington, District Of Columbia who is specialized in Clinical Psychology. Active license number of Melissa Decker is 0810007116 for Clinical Psychology in Virginia. Her current practice location is 50 Irving St Nw, Washington. Patients can contact her at 202-745-8000. Melissa Decker, PHD, specializes in Clinical Psychology and her NPI number (Unique professional ID assigned by NPPES) is 1205447760.

Melissa Decker 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

Melissa Decker'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 Melissa Decker
Specialization Clinical Psychology
Credentials PHD
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 Number1205447760
NPI Enumeration Date: 10 Aug, 2020
NPI Last Update On: 10 Aug, 2020

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 Melissa Decker are as mentioned below.

License NumberSpecializationStateStatus
0810007116Clinical Psychology VirginiaPrimary

Mailing Address

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

Melissa Decker
5309 Queens Chapel Rd.,
Hyattsville, MD - 20782
Phone: 908-619-3442

Book an Appointment with Melissa Decker

To schedule an appointment, contact Melissa Decker 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 Melissa Decker:

Melissa Decker 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, Melissa Decker 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.

Melissa Decker practices at 50 Irving St Nw, Washington, District Of Columbia, 20422-0001.

To schedule an appointment with Melissa Decker, 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.