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Northampton Cardiology

Baystate Medical Practices — Northampton Cardiology (formerly Northampton Cardiology Associates) is one of the premier cardiology groups in Western Massachusetts. Our team of eight board certified cardiologists provide comprehensive cardiovascular care and subspecialty management of arrhythmias, coronary heart disease, valvular heart disease, peripheral vascular disease and heart failure. We offer on-site, state-of-art-diagnostic testing in fully accredited nuclear and echocardiography laboratories.

Meet our Doctors


Services include:

All Baystate Cardiology physicians treat in both inpatient and outpatient settings for most cardiology conditions, including:

  • On-site diagnostic testing includes:

    • Stress Testing
    • Nuclear Cardiology
    • Echocardiography
    • Carotid and Aortic Ultrasound
    • Holter and Event Monitoring
    • Pacemaker and Implantable Defibrillator Clinics (Remote and On-site)
    • Peripheral Vascular Disease Diagnostics

    Hospital procedures include:

    • In-patient Consultations
    • Cardiac Catheterization
    • Coronary Angioplasty
    • Pacemaker and Defibrillator Implantation
    • RF Ablation for Arrhythmias
    • Tilt Table Testing
    • Transesophageal Echocardiography
    • Peripheral Vascular Angiography and Intervention
    • Implantable Loop Recorders


Our Team:

Seeing patients at both office locations:

James B. Kirchhoffer, MD - Cardiac Electrophysiology

Mark N. Porway, MD - Interventional Cardiology

Thomas M. Marantz, MD - General Cardiology

Thomas Quinn, MD - General Cardiology

Steven B. Weinsier, MD - Interventional Cardiology


Seeing patients in Florence only:

Steven W. DiPillo, MD - General Cardiology

Norman S. Perr, MD - General Cardiology

Thomas R. Weil, MD - Invasive Cardiology


Seeing patients in Greenfield:

Thomas M. Marantz, MD - General Cardiology - daily in the afternoon


Meet our Doctors



Jeannine Benoit, Practice Manager

Lisa Carroll, Practice Supervisor

Kristyn Neal, Supervisor, Nuclear Cardiology & Stress Lab

Andrea Carey, NP

Nancy Logan, PA

Patrycia Witwicki Dube, NP

Mary Nabors, CNRP-RN

June Heideman, Heart & Vascular Ultra Tech


Patient Insurance and Billing Information
Contact Us

10 Main Street
Florence MA, 01062
413-794-CARE (2273)
Fax: 413-387-4136
Monday-Friday, 8a.m. - 5p.m.

470 Granby Road, 2nd floor
South Hadley MA, 01075
413-794-CARE (2273)
Monday, Tuesday, Wednesday, Friday, 8a.m. - 5p.m.

Closed Thursday


48 Sanderson Street
Greenfield, MA
413-794-CARE (2273)