~ SethMcClennen.MD.com ~

A cardiologist in South Weymouth, Dr. Seth McClennen offers comprehensive care for the heart and cardiovascular system, treating conditions like heart disease.

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Dr. Seth McClennen graduated from Dartmouth College Geisel School of Medicine in 1997.

Dr. McClennen has one office in Massachusetts where he specializes in Cardiology. Learn more.

Dr. McClennen works with sixteen doctors including Dr. Peter Hoshino and Dr. Michael Hession.

Education & Training  

Medical School

Hospital Affiliations

  • South Shore Hospital

Languages Spoken  

  • English

Harbor Medical Associates  


541 Main St Ste 400, South Weymouth, Massachusetts 02190-1867

Office Hours

  Open Lunch Close
Mon 8:30 am 5:00 pm
Tue 8:30 am 5:00 pm
Wed 8:30 am 5:00 pm
Thu 8:30 am 5:00 pm
Fri 8:30 am 5:00 pm

Office Details

Doctor Specialty Cardiology
Practice SpecialtyMulti-specialty
Group PracticeHarbor Medical Associates
Hospital Affiliation
  • South Shore Hospital
Languages Spoken Arabic, English, French, German, Italian, Korean, Mandarin, Polish, Portuguese, Russian, Spanish, Tagalog, Vietnamese

Insurances Accepted  

  • Aetna
  • BlueCross BlueShield
  • UnitedHealthcare