Justin Marshall O'brien is a Irving, Texas based psychiatrist who is specialized in Psychiatry. Active license number of Justin Marshall O'brien is U3969 for Psychiatry in Texas. His current practice location is 4441 W Airport Fwy Ste 215, Irving. Patients can reach him at 469-913-6136. Justin Marshall O'brien is MD in Psychiatry and his NPI number (Unique professional ID assigned by NPPES) is 1306423017.
Justin Marshall O'brien specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.
Complete Profile:
Justin Marshall O'brien speciality, credentials, practice address, contact phone number and fax are as below.
Patients can call on the below given phone number for appointment.
| Name: | Justin Marshall O'brien |
| Specialization: | Psychiatry |
| Gender: | Male |
| Credentials: | MD |
| Practice Address: | 4441 W Airport Fwy Ste 215, Irving,
Texas, 75062-5959 |
| Phone: | 469-913-6136 |
Professional Identification Codes:
NPI number stands for National Provider Identifier which is a unique 10-digit identification number issued to health care providers in the United States by the Centers for Medicare and Medicaid Services (CMS).
NPI details are as mentioned below.
| NPI Number: | 1306423017 |
| NPI Enumeration Date: | 27 Mar, 2021 |
| NPI Last Update On: | 04 Dec, 2025 |
Medical Licenses:
Doctors can have one or more medical licenses for different specialities in the same state or different states. Related medical licenses for Justin Marshall O'brien are as mentioned below.
| License Number | Specialization | State | Status | |
| U3969 | Psychiatry | Texas | Primary | |
Business Mailing Address:
Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned address.
| Address: | Justin Marshall O'brien
4441 W Airport Fwy Ste 215,
Irving, Texas |
| Zip: | 75062-5959 |
Patients can reach Justin Marshall O'brien at
4441 W Airport Fwy Ste 215, Irving, Texas or can
call to book an appointment on 469-913-6136.
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Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 08 December, 2025.