Dr. Sierra Gillis
Dr. Sierra Gillis

Dr. Sierra Gillis

  • Gender: Female
  • Sole propriator: Yes
  • NPI: 1033728613

Dr. Sierra Gillis

Psychologist

She is located at 15000 Gratiot Avenue in Detroit, MI 48205. Can help patients with the following: Attention-Deficit/Hyperactivity Disorder (ADHD), Bipolar Disorder, Dyslexia, Emotional Eating, Family Conflict, Infidelity. Her National Provider Identifier (NPI) number is 1033728613. Appointment can be made via the phone number (313) 423-3067.

Conditions treated

Dr. Sierra Gillis, being an 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. Sierra Gillis.

  • Anger Management
  • Anxiety
  • Attention-Deficit/Hyperactivity Disorder (ADHD)
  • Autism
  • Bipolar Disorder
  • Career Counseling
  • Compassion Fatigue
  • Depression
  • Dyslexia
  • EMDR
  • Eating Disorder
  • Emotional Eating
  • Family Conflict
  • Gender Identity
  • Grief
  • 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)
  • Relationship Issues
  • School Issues
  • Seasonal Affective Disorder (SAD)
  • Self-Esteem
  • Self-Harming
  • Separation Anxiety Disorder
  • Sleep Disorders
  • Spirituality and Religion
  • Stress
  • Trauma

Medicare Enrollment

Dr. Sierra Gillis is enrolled to bill Medicare as a Practitioner - Clinical Psychologist .

Bills through: Mini Mitten Pediatric Therapy, Llc

Based on Medicare's public enrollment records as of Jul 17, 2026. This reflects Medicare fee-for-service enrollment only and is not a comment on insurance accepted, quality, outcomes, or board certification.

Looking for more Psychologists?

Here are psychologists in Michigan you may want to explore.

Marcia Bonahoom
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  • Address: 16824 Kercheval Place Grosse Pointe, 48230, MI
Dr. William Dyer
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Dr. Leslie Ann Wagner
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Dr. Jennifer L. Patterson
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Dr. Diana Lynn Spring
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Jill L. Platte
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Dr. Victoria L. Hays
  • Gender: Female
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Dr. Marla Green Bartoi
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Leslie Ayers
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Dr. Christine Brzezinski
  • Gender: Female
  • Address: Suite 100 8150 East 13 Mile Road Warren, 48093, MI

Questions & Answers

Where can you meet with Dr. Sierra Gillis?

Dr. Sierra Gillis's office is located at 15000 Gratiot Avenue in Detroit, MI 48205.

Does Dr. Sierra Gillis accept insurance?

Unfortunately we don't have any information if Dr. Sierra Gillis accepts insurance.

What conditions does Dr. Sierra Gillis treat?

Dr. Sierra Gillis provides treatment for Attention-Deficit/Hyperactivity Disorder (ADHD), Bipolar Disorder, Dyslexia, Emotional Eating, Family Conflict, Infidelity. For the full list see this list.