Summary

Dr. Williamson graduated from the University of Texas Medical Branch At Galveston in 1984. He works in Houston, TX and specializes in Psychiatry and Obstetrics & Gynecology.

Quick Facts

  • accepting new patients
  • 2.3
  • 42 years of experience
  • University Of Texas Medical Branch At Galveston
  • 4 written reviews
  • 2 specialties
  • 13 areas of expertise
  • 1 office location
  • Male

Office Location

Southeast Clinic

5901 Long DrHouston, TX 77087
Mon7:30 am - 5:00 pm
Tue7:30 am - 5:00 pm
Wed7:30 am - 5:00 pm
Thu7:30 am - 5:00 pm
Fri7:30 am - 5:00 pm
SatClosed
SunClosed

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Dr. Mark Alan Williamson, MD
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Dr. Mark Alan Williamson, MDDr. Theodora Agbasi, APRN-CNP, APNOlayemi Omotosho, PMHNP-BC, CNP, APRN-CNP, APRNClaudine Onsongo, APRN
PsychiatryPsychiatryPsychiatryPsychiatry
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
2.3 
42 Years of Experience 9 Years of Experience 4 Years of Experience 5 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available Virtual Visit Available
Speaks English Speaks English Speaks English
Houston , TXRichmond , TXKaty , TXCypress , TX
Med School: University Of Texas Medical Branch At Galveston Med School: McNeese State University Med School: Walden University Med School: Chatham University
Current Profile
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Insurance Plans Accepted by Dr. Mark Alan Williamson

  • Accepts Medicare
  • Accepts Medicaid

Medical Specialties

Dr. Mark Alan Williamson has the following 2 specialties

Specialty Expertise

Dr. Mark Alan Williamson has the following 13 areas of expertise

  • Attention Deficit Disorder (ADD) / Attention Deficit Hyperactivity Disorder (ADHD)
  • Attention-Deficit/Hyperactivity Disorder (ADHD)
  • Bipolar Disorder
  • Clinical Depression
  • Depression
  • Depressive Disorder
  • Insomnia
  • Mental Illness
  • Mood Disorders
  • Obstetrics & Gynecology
  • Personality Disorder
  • Schizophrenia
  • Sleep Disorders

Certifications, License, & Education

42 Years Experience

Dr. Mark Alan Williamson holds an active medical license in the state of Texas.

Medical License

Medical Doctor with an active medical license in the state of Texas that expires in 2027.

Education & Training

Medical School

Graduated from University Of Texas Medical Branch At Galveston in 1984.

NPI Number

Dr. Williamson's NPI number is 1760591028.

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Frequently Asked Questions

Is Dr. Mark Williamson accepting new patients?
Dr. Mark Williamson is accepting new patients on Vitals. View Dr. Mark Williamson's profile on Vitals to make an appointment.
Does Dr. Mark Williamson accept my insurance?
You can see the insurance plans that Dr. Mark Williamson accepts on their Vitals profile.
Where is Dr. Mark Williamson's office located?
Dr. Mark Williamson's office is located at 5901 Long Dr, Houston, TX, 77087.
Does Dr. Mark Williamson accept virtual/telehealth appointments?
Dr. Mark Williamson has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
How can I make an appointment with Dr. Mark Williamson?
You can find contact information for Dr. Mark Williamson here on Vitals.

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