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License & Identifications

A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).

Patient Reviews

Patient comments (1)

The overall average patient rating of Dr. Daniel Merrill is Good. Dr. Merrill has been reviewed by 2 patients who have provided 1 comments. The rating is 4 out of 5 stars.

Patient Ratings
Ease of Appointment 3.8
Promptness 4.5
Courteous Staff 4.3
Accurate Diagnosis 3.8
Bedside Manner 5.0
Spends Time with Me 5.0
Follows Up After Visit 5.0

Specialties & Research

Dr. Daniel Merrill, MD is board certified in Psychiatry.

  • He has special expertise in 7 areas:
  • Attention Deficit Disorder (ADD) / Attention Deficit Hyperactivity Disorder (ADHD)
  • Bipolar Disorder / Manic Depressive Disorder
  • Depression
  • Depressive Disorder
  • Insomnia
  • Schizophrenia
  • Sleep Disorders

Education & Awards

Dr. Merrill graduated from Saint Louis University.


Dr. Merrill has 3 hospital affiliations:

  • CHANDLER REGIONAL Medical Center 
  • Maricopa Medical Center 
  • Mercy Gilbert Medical Center 


  • English

> > > > Dr. Daniel Merrill, MD

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Additional Information
Dr. Daniel Merrill MD is a male Psychiatrist, has 10 years of experience and practices in Psychiatry.
Where does Dr. Daniel Merrill practice?
Dr. Daniel Merrill has 4 office locations.
Dr. Daniel Merrill practices Psychiatry near Mesa, AZ.
Additional practice locations include: Tempe, AZ.
See Mesa Psychiatrists.