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About

Cardiovascular Specialists of New England (CSNE) is a private cardiovascular care provider focused on comprehensive heart, vein, and vascular health in New Hampshire. Based in Londonderry, NH, CSNE offers diagnosis and treatment for conditions such as heart failure, heart valve disease, arrhythmias, and coronary artery disease, with four offices including Manchester, NH, and Chelmsford, MA. They aim to redefine heart health using advanced skills and technology, serving patients across New Hampshire with private ownership and a multidisciplinary cardiology approach. Headquarters: Londonderry, NH. Phone: 1-978-250-9847. If you’re looking for CSNE services in Peterborough, NH specifically, note that their listed locations are in Londonderry and Manchester, NH, plus Chelmsford, MA and Worcester, MA.

Clinic Type

Cardiology (multi-location group)

Address

6 Buttrick Road Londonderry, NH 03053; 769 South Main Street Manchester, NH 03102

Phone

(603) 323-0883

Email

info@csofne.com

Opening Hours

Monday – Friday: 7:30 AM – 5:00 PM

Telehealth

Yes

Emergency Care

If you have a medical emergency, please call 911 immediately.

Services Offered

  • general cardiology
  • interventional cardiology
  • vein and vascular services

Insurance & Payment

Languages Spoken

FAQs

What is the process to schedule a new patient appointment?

The site shows options to schedule a new patient appointment under the Patient Resources and Schedule a New Patient Appointment sections.

Photos

Information sourced from the clinic's website as of July 11, 2026.

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