Browse Health
43 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).

Learn more about Dr. Alfonso Sierra:

View the full profile to get information on:

  1. Qualifications
  2. What's important to you

View full profile

Patient Reviews

Patient comments (0)

The overall average patient rating of Dr. Alfonso Sierra is Excellent. Dr. Sierra has been reviewed by 1 patients who have provided 0 comments. The rating is 5 out of 5 stars.

Specialties & Research

Dr. Alfonso Sierra, MD is board certified in Pediatrics.

Education & Awards

Dr. Sierra graduated from Universidad De Antioquia, Medellin.


Dr. Sierra has 2 hospital affiliations:

  • Lowell General Hospital 
  • Children's Hospital 


  • Spanish

> > > > Dr. Alfonso Sierra, MD

Similar doctors nearby

Dr. Alena Ashenberg

26 years experience
Dracut, MA

Dr. Shailesh Shah

36 years experience
Dracut, MA

Dr. Sivaram Yamajala

Internal Medicine
30 years experience
Lowell, MA

Dr. Diana Voskoboynik

7 years experience
Lowell, MA

Dr. Christopher Clingan

Emergency Medicine
2 years experience
Lowell, MA

Dr. Francheyska Silfa Mazara

13 years experience
Lowell, MA
Search All Similar Doctors
Additional Information
Dr. Alfonso E Sierra MD is a male Pediatrician, has 43 years of experience and practices in Pediatrics.
Where does Dr. Alfonso E. Sierra practice?
Dr. Alfonso Sierra has 2 office locations.
Dr. Alfonso Sierra practices Pediatrics near Dracut, MA.
See Dracut Pediatricians.