William M Tsai, MD| Brain Injury Medicine, Physical Medicine And Rehabilitation | MedStar Health
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William M Tsai

William M Tsai, MD
Provider is directly employed by MedStar Health

4.9 out of 5 (149 reviews)

Specialties: Brain Injury Medicine, Physical Medicine And Rehabilitation, Brain Injury And Stroke Rehabilitation

Languages: English

Clinical areas of focus

  • Botox For Migraine Prevention
  • Spasticity Rehabilitation
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Conditions and procedures

Conditions I treat

  • Abnormal Movements
  • Aphagia And Dysphagia
  • Brain Disorders
  • Brain Injury From Trauma
  • Brain Injury Rehabilitation
  • Brain Injury With Cognitive Impairment
  • Concussions
  • Gait And Balance Problems
  • Head Injury
  • Hemiplegia
  • Migraine
  • Muscle Spasticity
  • Muscle Strain
  • Muscle Weakness
  • Myofascial Pain
  • Paraplegia And Quadriplegia
  • Spasticity
  • Spasticity In Arm
  • Spasticity In Leg
  • Sports Concussion
  • Stroke Rehabilitation
  • Traumatic Brain Injury
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Procedures I perform

  • Adult Physical Medicine And Rehabilitation
  • Botox For Migraine Prevention
  • Botox Injections For Pain
  • Botulinum Toxin Injection For Spasticity
  • Botulinum Toxin Management
  • Joint Injections For Pain Relief
  • Occipital Neuralgia
  • Spasticity Rehabilitation
  • Stroke Rehabilitation
  • Trigger Point Injection
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Practice locations

Distance from Change Location Enter your Location

3800 Reservoir Rd NW
Pasquerilla Healthcare Center 4th Fl
Washington, DC, 20007

202-877-1621
Get Directions

miles away

Fax 202-877-1998

102 Irving St NW
Ste 1332
Washington, DC, 20010

202-877-1621
Get Directions

miles away

Fax 202-829-2632

Insurance

This list represents the major payors accepted by MedStar Health.

NOTE: Payor contracts change and not all plans associated with a payor may be covered. Payors may offer multiple plans. If you have a question related to your insurance, please contact your insurance plan directly. Contact information is located on your health insurance ID card.

*Denotes limited participation. Specific providers and practices may NOT be participating. Please contact your insurance plan directly.

  • List of insurance plans we accept
    • Aetna
    • CareFirst BlueCross BlueShield of Maryland
    • Cigna Health Care
    • Kaiser Permanente*
    • MedStar Select (Administered by CareFirst)
    • United HealthCare
    • Aetna
    • CareFirst BlueCross BlueShield of Maryland
    • Healthspring
    • Humana
    • Medicare & Railroad Medicare
    • United HealthCare
    • Aetna Better Health of Maryland *
    • Medical Assistance/Medicaid
    • MedStar Family Choice MD
    • Priority Partners *
    • United HealthCare Community Health Plan MD
    • Wellpoint MD
    • AmeriHealth Caritas
    • Health Services For Children With Special Needs (HSCSN)
    • Medical Assistance/Medicaid
    • MedStar Family Choice DC
    • Johns Hopkins Employer Health Programs *
    • Johns Hopkins US Family Health Plan *
    • MultiPlan
    • Private Healthcare Systems
    • Tricare/Humana Military
    • VA Community Care Network (VACCN)

Videos

Education

Board Certification: American Board of Physical Medicine and Rehabilitation, American Board of Physical Medicine and Rehabilitation

Fellowship: New York University Langone Medical Center (2023)

Residency: New York University Langone Medical Center (2022)

Internship: Icahn School of Medicine at Mount Sinai (2019)

Medical School: New York University Medical Center (2018)

Ratings and reviews

  • Explanations the care provider gave you about your problem or condition

    4.9
  • Extent to which the care provider listened to you

    4.9
  • Care provider’s discussion of any proposed treatment (options, risks, benefits, etc.)

    4.9
  • Provider included you in decisions

    4.9
  • Concern the care provider showed for your questions or worries

    4.9
  • Likelihood of recommending this care provider to others

    4.9
  • Apr 3, 2026

    Excellent Dr

  • Nov 6, 2025

    Dr Tsai is always very personable, listens to and addresses all concerns

  • Oct 28, 2025

    I really like Dr. Tsai, he is a great listener and was most thorough in his exam and with follow-up recommendations. I felt like he really got the issue.