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Dr. John McNamara, DO

Dr. John McNamara, DO

Age 54 Cardiology M
Star rating icon (3) 3 reviews


Dr. John McNamara, DO is a cardiology specialist in Glen Mills, PA. He currently practices at Lankenau Heart Group and is affiliated with Bryn Mawr Hospital. He accepts multiple insurance plans.


  • Philadelphia College of Osteopathic Medicine, Medical School — 1997

Insurance Accepted

  • Aetna
  • Amerihealth
  • Anthem
  • Blue Cross Blue Shield
  • Capital Blue Cross
  • CareFirst Blue Cross Blue Shield
  • Cigna
  • First Health (Coventry Health Care)
  • Geisinger Health Plan
  • Harvard Pilgrim Health Care
  • Humana
  • MultiPlan
  • QualCare
  • UPMC

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I saw Dr. McNamara during chemo. Kind, compassionate and patient.
— May 18, 2019
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Dr. John McNamara, DO
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Frequently Asked Questions

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Dr. McNamara frequently treats Heart Conditions and Cardiac Electrical System Procedures.  

Find contact information here to make an appointment.

Hospital Affiliations

  • Bryn Mawr Hospital
  • Paoli Hospital


  1. Lankenau Heart Group

    1. 1
      Lankenau Heart Group
      1020 Baltimore Pike Ste 310, Glen Mills, PA 19342 (484) 476-1000
  1. Lankenau Heart Group

    1. 2
      Lankenau Heart Institute - Newtown Square
      3855 West Chester Pike Ste 240, Newtown Square, PA 19073 (484) 476-1000
  1. MLHC Hematology Oncology Associates

    1. 3
      Main Line HealthCenter in Exton Square
      154 Exton Square Mall, Exton, PA 19341 (484) 476-1000
  1. Practice

    1. 4
      Paoli Hospital
      255 W Lancaster Ave, Paoli, PA 19301 (484) 476-1000