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Physiatrist (physical, rehabilitation), Pain Management Specialist
9 years of experience
Accepting new patients
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 (5)

The overall average patient rating of Dr. William Barreto is Excellent. Dr. Barreto has been reviewed by 8 patients who have provided 5 comments. The rating is 4.5 out of 5 stars.

Patient Ratings
Ease of Appointment 4.7
Promptness 4.7
Courteous Staff 4.7
Accurate Diagnosis 5.0
Bedside Manner 5.0
Spends Time with Me 5.0
Follows Up After Visit 5.0

Specialties & Research

Dr. William Barreto, MD is board certified in Physical Medicine & Rehabilitation and Physical Medicine & Rehabilitation - Pain Medicine.

Education & Awards

Dr. Barreto graduated from Loma Linda University. He has 3 awards.

Patients' Choice Award (2013 - 2014)
Compassionate Doctor Recognition (2014)
On-Time Doctor Award (2014)


Dr. Barreto has 10 hospital affiliations:

  • Anaheim Memorial Medical Center 
  • Orange Coast Memorial Medical Center 

> > > > Dr. William Barreto, MD

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Additional Information
Dr. William Michael Barreto MD is a male Physical Medicine/Rehab Specialist, has 9 years of experience and practices in Physical Medicine & Rehabilitation, Pain Medicine, and Pain Medicine.
Where does Dr. William M. Barreto practice?
Dr. William Barreto has 2 office locations.
Dr. William Barreto practices Physical Medicine & Rehabilitation, Pain Medicine, and Pain Medicine near Long Beach, CA.
Additional practice locations include: Fountain Valley, CA.
See Long Beach Physiatrists and Long Beach Pain Management Doctors.