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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).

Learn more about Dr. Brett Zimmerman:

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  1. Qualifications
  2. What's important to you

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Patient Reviews

Patient comments (0)

The overall average patient rating of Dr. Brett Zimmerman is Excellent. Dr. Zimmerman has been reviewed by 17 patients who have provided 0 comments. The rating is 4.5 out of 5 stars.

Patient Ratings
Ease of Appointment 3.7
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 4.5

Specialties & Research

Dr. Brett Zimmerman, DO is board certified in Obstetrics & Gynecology.

  • He has special expertise in 6 areas:
  • Cystinosis
  • Epilepsy
  • Hot Flashes
  • Menopause
  • Neuromuscular Diseases
  • Stroke

Education & Awards

Dr. Zimmerman graduated from Michigan State University College of Osteopathic Medicine, East Lansing. He has 3 awards.

Patients' Choice Award (2012, 2014)
Compassionate Doctor Recognition (2012, 2014)
On-Time Doctor Award (2014)


Dr. Zimmerman has 11 hospital affiliations:

  • Holland Community Hospital 
  • Spectrum Health Kelsey Hospital 

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Additional Information
Dr. Brett Thomas Zimmerman DO is a male Obstetrician & Gynecologist, has 14 years of experience and practices in Obstetrics & Gynecology.
Where does Dr. Brett T. Zimmerman practice?
Dr. Brett Zimmerman has 1 office location.
Dr. Brett Zimmerman practices Obstetrics & Gynecology near Holland, MI.
See Holland Obstetricians & Gynecologists.