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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 (2)

The overall average patient rating of Dr. Anthony Sierra is Good. Dr. Sierra has been reviewed by 11 patients who have provided 2 comments. The rating is 4 out of 5 stars.

Patient Ratings
Ease of Appointment 3.7
Promptness 2.8
Courteous Staff 4.4
Accurate Diagnosis 3.7
Bedside Manner 3.9
Spends Time with Me 3.9
Follows Up After Visit 3.5

Specialties & Research

Dr. Anthony Sierra, MD is board certified in Obstetrics & Gynecology.

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

Education & Awards

Dr. Sierra graduated from Universidad De Guayaquil. He has 3 awards.

Patients' Choice Award (2011, 2013)
Compassionate Doctor Recognition (2011, 2013)
Top 10 Doctor - City (2014)
Sioux Falls, SD
Obstetrician & Gynecologist


Dr. Sierra has 14 hospital affiliations:

  • Canton-Inwood Memorial Hospital - CAH 
  • Pioneer Memorial Hospital - CAH 


  • Spanish
  • English

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Additional Information
Dr. Anthony Alfred Sierra MD is a male Obstetrician & Gynecologist, has 27 years of experience and practices in Obstetrics & Gynecology.
Where does Dr. Anthony A. Sierra practice?
Dr. Anthony Sierra has 9 office locations.
Dr. Anthony Sierra practices Obstetrics & Gynecology near Sioux Falls, SD.
Additional practice locations include: Boston, MA and Luverne, MN.
See Sioux Falls Obstetricians & Gynecologists.