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Where I Provide Care

Primary Office
887 Congress ST STE 300
Portland, ME  04102
Phone: 207-662-5522
Fax: 207-662-5526
Map & Directions
Office Hours
Monday: 8a-7p
Tuesday: 8a-5p
Wednesday: 8a-5p
Thursday: 8a-5p
Friday: 8a-5p
Saturday: 8a-12p (acute care visits)
Sunday: 8a-12p (acute care visits)
(Open from 8a-12pm on all holidays, except Christmas Day and Thanksgiving Day)
Maine Medical Center - Portland
St. Mary's Regional Medical Center - Lewiston

Jonathan M Swartz, MD

Pediatric Endocrinology
Clinical Interest
Disorders of sex development, General Endocrinology and Diabetes
Language(s) Spoken

Education & Credentials

Education & Credentials

Board Certification

  • Pediatric Endocrinology, 2015


  • Childrens Hospital Of Boston, Pediatric Endocrinology, 2015


  • Massachusetts General Hospital, 2012

Medical School

  • Harvard Medical School, 2009
Hospital Affiliation
  • Maine Medical Center since 2016
  • Maine Medical Partners since 2016
  • MaineHealth Accountable Care Organization since 2016
  • St. Mary's Regional Medical Center since 2016