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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. Karen Ammerman:

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  1. Qualifications
  2. What's important to you

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Patient Reviews

Patient comments (3)

The overall average patient rating of Dr. Karen Ammerman is Good. Dr. Ammerman has been reviewed by 8 patients who have provided 3 comments. The rating is 4 out of 5 stars.

Patient Ratings
Ease of Appointment 4.8
Promptness 4.7
Courteous Staff 4.8
Accurate Diagnosis 4.6
Bedside Manner 4.3
Spends Time with Me 4.3
Follows Up After Visit 5.0

Specialties & Research

Dr. Karen Ammerman, MD is board certified in Obstetrics & Gynecology.

  • She has special expertise in 2 areas:
  • Hot Flashes
  • Menopause

Education & Awards

Dr. Ammerman graduated from University of Rochester .


Dr. Ammerman has 9 hospital affiliations:

  • St. Vincent's Hospital 
  • Hubbard Regional Hospital 


  • English

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Additional Information
Dr. Karen Sue Ammerman MD is a female Obstetrician & Gynecologist, has 31 years of experience and practices in Obstetrics & Gynecology.
Where does Dr. Karen S. Ammerman practice?
Dr. Karen Ammerman has 1 office location.
Dr. Karen Ammerman practices Obstetrics & Gynecology near Webster, MA.
See Webster Obstetricians & Gynecologists.