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Where I Provide Care

Primary Office
22 Bramhall ST P2A RM 2227
Portland, ME  04102
Phone: 207-662-4618
Fax: 207-662-6254
Map & Directions
22 Bramhall ST
Portland, ME  04102
Phone: 207-662-2541
Fax: 207-662-6063
Map & Directions
Maine Medical Center - Portland

Andreas P M Thyssen, MD

Pediatrics | Internal Medicine

I entered medicine simply because I both enjoyed scientific thinking and also getting to know and help people. The part of my job that I find most enjoyable is learning people’s personal stories and about who they are and what’s important to them. Through that process, I work with my patients to tailor a personalized approach to their diagnostic and treatment plans. I hope to always form a strong alliance with my patients and their families so that they can return to the best level of health as possible and enjoy the things that are most important to them. 

Language(s) Spoken

Education & Credentials

Education & Credentials

Board Certification

  • Internal Medicine, 2017
  • Pediatrics, 2017


  • Maine Medical Center, Pediatrics, Internal Medicine, 2017

Medical School

  • University of Colorado, 2013
Hospital Affiliation
  • Maine Medical Center since 2017
  • Maine Medical Partners since 2017
  • MaineHealth Accountable Care Organization since 2017