Ryan Michael Cassidy, M.D., PH.D. is listed in the public NPI registry as psychiatrist,
practicing in Houston, TX. This is a free directory listing sourced from public records.
Practice information
Provider type
Psychiatrist
Practice
Ryan Michael Cassidy, M.D., PH.D.
Address
5615 H Mark Crosswell JR St, Houston, TX, 77021
Phone
(713) 500-1500
About this specialty
Psychiatrists are medical doctors who diagnose and treat mental health conditions such as depression, anxiety, bipolar disorder, and ADHD, and can prescribe medication.
About this listing: information on this page is sourced from the
public NPI registry maintained by the Centers for Medicare & Medicaid Services (CMS) and reflects
what the provider reported to the registry. Last updated 2026-09-21. FindBestDoc does not provide medical
advice. To update or remove this listing, contact [email protected].
