Psychologist | Clinical Psychology

Dr. Colleen Serena O'byrne, PSY.D.

2700 Martin Luther King Jr Ave Se, Washington, District Of Columbia, 20032-2601

About Dr. Colleen Serena O'byrne

Dr. Colleen Serena O'byrne is a psychologist based in Washington, District Of Columbia who is specialized in Clinical Psychology. Active license number of Dr. Colleen Serena O'byrne is 0810004057 for Clinical Psychology in Virginia. Her current practice location is 2700 Martin Luther King Jr Ave Se, Washington. Patients can contact her at 202-645-8739 or can fax her at 202-645-8798. Dr. Colleen Serena O'byrne, PSY.D., specializes in Clinical Psychology and her NPI number (Unique professional ID assigned by NPPES) is 1194967935.

Dr. Colleen Serena O'byrne 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. Colleen Serena O'byrne'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. Colleen Serena O'byrne
Specialization Clinical Psychology
Credentials PSY.D.
Gender Female
Practice Address: 2700 Martin Luther King Jr Ave Se,
Washington, DC - 20032-2601
Fax 202-645-8798

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 Number1194967935
NPI Enumeration Date: 25 Mar, 2009
NPI Last Update On: 25 Mar, 2009

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. Colleen Serena O'byrne are as mentioned below.

License NumberSpecializationStateStatus
0810004057Clinical Psychology VirginiaPrimary
PSY1000541Clinical Psychology District Of ColumbiaSecondary

Mailing Address

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

Dr. Colleen Serena O'byrne
2700 Martin Luther King Jr Ave Se,
Washington, DC - 20032-2601
Phone: 202-645-8739
Fax: 202-645-8798

Book an Appointment with Dr. Colleen Serena O'byrne

To schedule an appointment, contact Dr. Colleen Serena O'byrne at 2700 Martin Luther King Jr Ave Se, Washington, District Of Columbia or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Dr. Colleen Serena O'byrne:

Dr. Colleen Serena O'byrne 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. Colleen Serena O'byrne 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. Colleen Serena O'byrne practices at 2700 Martin Luther King Jr Ave Se, Washington, District Of Columbia, 20032-2601.

To schedule an appointment with Dr. Colleen Serena O'byrne, please contact the office at 202-645-8739.

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