Psychiatrist

Ryan Michael Cassidy, M.D., PH.D.

5615 H Mark Crosswell Jr St, Houston, Texas, 77021-1080

About Ryan Michael Cassidy

Ryan Michael Cassidy is a psychiatrist based in Houston, Texas who is specialized in Psychiatry. Active license number of Ryan Michael Cassidy is U9488 for Psychiatry in Texas. His current practice location is 5615 H Mark Crosswell Jr St, Houston. Patients can contact him at 713-500-1500 or can fax him at 713-500-2714. Ryan Michael Cassidy, M.D., PH.D., specializes in Psychiatry and his NPI number (Unique professional ID assigned by NPPES) is 1811517618.

Ryan Michael Cassidy 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.

Practice Information

Ryan Michael Cassidy'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 Ryan Michael Cassidy
Specialization Psychiatry
Credentials M.D., PH.D.
Gender Male
Practice Address: 5615 H Mark Crosswell Jr St,
Houston, TX - 77021-1080
Fax 713-500-2714

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 Number1811517618
NPI Enumeration Date: 21 Apr, 2020
NPI Last Update On: 10 Jun, 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 Ryan Michael Cassidy are as mentioned below.

License NumberSpecializationStateStatus
U9488Psychiatry TexasPrimary
64423Psychiatry TennesseeSecondary
Student in an Organized Health Care Education/Training Program Secondary

Mailing Address

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

Ryan Michael Cassidy
1601 23rd Avenue South, Training Office, Suite 3105 Vph
Nashville, TN - 37212-8645
Phone: 615-322-7000

Book an Appointment with Ryan Michael Cassidy

To schedule an appointment, contact Ryan Michael Cassidy at 5615 H Mark Crosswell Jr St, Houston, Texas or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Ryan Michael Cassidy:

Ryan Michael Cassidy is a psychiatrist specializing in Psychiatry. He 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.

Yes, Ryan Michael Cassidy 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.

Ryan Michael Cassidy practices at 5615 H Mark Crosswell Jr St, Houston, Texas, 77021-1080.

To schedule an appointment with Ryan Michael Cassidy, please contact the office at 713-500-1500.

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