Psychology Clinic

Dana E. O'brien, Ph.d., Llc

11119 Rockville Pike, Suite 200, Rockville, Maryland, 20852-3143

About Dana E. O'brien, Ph.d., Llc

Dana E. O'brien, Ph.d., Llc is a psychology clinic located in Rockville, Maryland. The clinic is located at 11119 Rockville Pike, Suite 200, Rockville, MD and can be reached at 301-231-9665. The authorized official for Dana E. O'brien, Ph.d., Llc is Dr. Dana Elizabeth O'brien, who serves the clinic’s Owner. He/She can be contacted at 301-231-9665. The clinic’s primary license number in Maryland is 01577 (Psychologist) .
Dana E. O'brien, Ph.d., Llc Clinic specialize in psychological testing and evaluating or assessing patient's personal characteristics, such as intelligence, personality, abilities, interests, aptitudes, and neuropsychological functioning. Accordingly, psychologists performs counseling, psychoanalysis, psychotherapy, hypnosis, biofeedback, and behavior analysis and therapy. Psychologists can diagnose and treat mental and emotional disorder or disability, alcoholism and substance abuse, disorders of habit or conduct, as well as of the psychological aspects of physical illness, accident, injury, or disability by psycheducational evaluation, therapy, remediation, and consultation.

Clinic Information

Dana E. O'brien, Ph.d., Llc Clinic's specialty, address, contact phone number and fax are as below. Patients can contact the clinic at the given phone number for appointments.

Clinic Name Dana E. O'brien, Ph.d., Llc
Specialization Psychology
Practice Address 11119 Rockville Pike, Suite 200
Rockville, MD - 20852-3143
Fax 301-231-0129

Authorized/Official Person Profile

Officially authorized person to contact for any management issues or complaints for this clinic are as below. Person's position and contact details are also mentioned below.

Name Dr. Dana Elizabeth O'brien
Position Owner
Contact Number 301-231-9665

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 Number1356668164
NPI Enumeration Date: 03 May, 2010
NPI Last Update On: 09 Jan, 2017

Medical Licenses

Organizations can have one or more medical licenses for different specialities in the same state or different states. Related medical licenses for Dana E. O'brien, Ph.d., Llc are as mentioned below.
License NumberSpecializationStateStatus
01577Psychologist MarylandPrimary

Mailing Address

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

Dana E. O'brien, Ph.d., Llc
11119 Rockville Pike, Suite 200
Rockville, MD - 20852-3143
Phone: 301-231-9665
Fax: 301-231-0129

Book an Appointment with Dana E. O'brien, Ph.d., Llc

To schedule an appointment, contact Dana E. O'brien, Ph.d., Llc at 11119 Rockville Pike, Suite 200, Rockville, Maryland or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Dana E. O'brien, Ph.d., Llc clinic:

Dana E. O'brien, Ph.d., Llc is a psychology clinic specializing in Psychology.

Dana E. O'brien, Ph.d., Llc is located at 11119 Rockville Pike, Suite 200, Rockville, Maryland 20852-3143.

Patients can contact Dana E. O'brien, Ph.d., Llc at 301-231-9665 for inquiries about its services and appointments.

Please contact Dana E. O'brien, Ph.d., Llc directly to inquire about new-patient availability and appointment options.
* Availability may change.

Dana E. O'brien, Ph.d., Llc specialize in psychological testing and evaluating or assessing patient's personal characteristics, such as intelligence, personality, abilities, interests, aptitudes, and neuropsychological functioning. Accordingly, psychologists performs counseling, psychoanalysis, psychotherapy, hypnosis, biofeedback, and behavior analysis and therapy. Psychologists can diagnose and treat mental and emotional disorder or disability, alcoholism and substance abuse, disorders of habit or conduct, as well as of the psychological aspects of physical illness, accident, injury, or disability by psycheducational evaluation, therapy, remediation, and consultation.

Patients can contact Dana E. O'brien, Ph.d., Llc at 301-231-9665 to inquire about appointments, consultation requirements and available services.

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