Dr. William Keith Marek
Dr. William K. Marek
Last updated: Feb 27, 2008

Dr. William K. Marek

  • Gender: Male
  • Experience: 32 years
  • Graduation year: 1989
  • Sole propriator: Yes
  • NPI: 1851560544

Dr. William K. Marek PH.D.

Clinical Psychologist

He is located at 105 Reflections Drive Apt. 18 in San Ramon, CA 94583. Can help patients with the following: Career Counseling, Posttraumatic Stress Disorder (PTSD), Self-Harming, Separation Anxiety Disorder, Sleep Disorders, Trauma. His National Provider Identifier (NPI) number is 1851560544. Appointment can be made via the phone number (925) 275-0294.

Conditions treated

Dr. William Keith Marek, being an clinical psychologist, treats the following conditions. Please be advised that this list may not be complete. For the full list of conditions treated, consult directly with Dr. William K. Marek.

  • Amnesia
  • Anger Management
  • Anxiety
  • Attention-Deficit/Hyperactivity Disorder (ADHD)
  • Autism
  • Bipolar Disorder
  • Career Counseling
  • Childhood Behavioral and Emotional Disorders
  • Compassion Fatigue
  • Depression
  • Dyslexia
  • EMDR
  • Eating Disorder
  • Emotional Eating
  • Family Conflict
  • Gender Identity
  • Grief
  • Guilt and Shame
  • Infertility
  • Infidelity
  • Isolation
  • Life Coaching
  • Life Transitions
  • Loss, Grief, and Bereavement
  • Mental Illness
  • Obesity
  • Obsessive Compulsive Disorder (OCD)
  • Online Therapy
  • Parenting
  • Posttraumatic Stress Disorder (PTSD)
  • Receptive Language Disorders
  • Relationship Issues
  • School Issues
  • Seasonal Affective Disorder (SAD)
  • Self-Esteem
  • Self-Harming
  • Separation Anxiety Disorder
  • Sleep Disorders
  • Spirituality and Religion
  • Stress
  • Trauma

Procedures Performed by Dr. William K. Marek

Medicare Enrollment

Dr. William K. Marek is enrolled to bill Medicare as a Practitioner - Clinical Psychologist .

Medicare practice location(s) (city/state/zip only, as reported to Medicare):

  • MILL VALLEY, CA, 94941-4431

Bills through: Sud Specialty Group - Ca

Based on Medicare's public enrollment records as of Jul 17, 2026. This reflects Medicare fee-for-service enrollment only and says nothing about other insurance, quality, outcomes, or board certification.

Studies

Graduated in 1989

Additional Specialities

  • Psychologist

Looking for more Clinical Psychologists?

Out of the 12 clinical psychologists in this region, here are 10 randomly selected ones for you to explore.

Dr. Janet Alexis Eckart
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Dr. Elizabeth Braunstein
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Dr. Debbie Jean Bonardi
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Dr. Robert Bruce Field
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  • Address: Suite 125 2333 San Ramon Valley Boulevard San Ramon, 94583, CA
Dr. Robin Joanne Krenek
  • Gender: Female
  • Address: Suite 219C 2819 Crow Canyon Road San Ramon, 94583, CA
Dr. Marjan Moinzadeh
  • Gender: Female
  • Address: Suite 202 2821 Crow Canyon Road San Ramon, 94583, CA
Lauren Chavis
  • Gender: Female
  • Address: 1065 East Winding Creek Drive Suite 250 Eagle, 83616, ID
Dr. Elizabeth Blair Bias
  • Gender: Female
  • Address: Suite 219A 2819 Crow Canyon Road San Ramon, 94583, CA
Dr. Iris McNabola
  • Gender: Female
  • Address: Suite 200 111 Deerwood Road San Ramon, 94583, CA

Questions & Answers

Where can you meet with Dr. William Keith Marek?

Dr. William Keith Marek's office is located at 105 Reflections Drive Apt. 18 in San Ramon, CA 94583.

What conditions does Dr. William Keith Marek treat?

Dr. William Keith Marek provides treatment for Career Counseling, Posttraumatic Stress Disorder (PTSD), Self-Harming, Separation Anxiety Disorder, Sleep Disorders, Trauma. For the full list see this list.