About Coastal Cardiothoracic and Vascular Surgery

Coastal Cardiothoracic and Vascular Surgery, part of Appledore Medical Group, has been providing comprehensive, advanced cardiac, thoracic and vascular surgical care for the Seacoast region since 1998. Our specialists perform surgery at Portsmouth Regional Hospital, which is home to the leading cardiovascular surgery program in the region, recognized as a Center of Excellence in the field and named one of America’s 50 best hospitals for cardiac surgery by Healthgrades, putting it in the top 2 percent of cardiac surgery programs in the country. The cardiovascular surgery program celebrated its 25th anniversary in 2024 and earned a distinguished three-star rating from The Society of Thoracic Surgeons (STS) for its patient care and outcomes in isolated aortic valve replacement (AVR) and isolated coronary artery bypass grafting (CABG).

For more information about our cardiac, thoracic, and vascular surgery options, please call (603) 559-4111.

How healthy is your heart?

Understanding your heart health is a valuable preventive care tool. Take our assessment to determine your risk of heart disease and next steps to take.

Our expert team of multidisciplinary surgeons

Our multidisciplinary team of board-certified and fellowship-trained surgeons provide patients in the Seacoast region, southern New Hampshire, northeast Massachusetts, Southern Maine and the surrounding communities with access to state-of-the-art, specialized surgical care for conditions of the heart, lungs, chest and blood vessels.

Our expert surgeons are leaders in their respective fields and are considered pioneers in cardiac, thoracic and vascular surgery, providing patients with the most innovative, advanced, and minimally-invasive surgical techniques — including robotic surgery — available, right here in Portsmouth.

Our practice is the only surgical program in the region offering:

  • Advanced aortic surgery
  • Advanced endovascular surgery
  • Extracorporeal membrane oxygenation (ECMO)
  • Robotic thoracic surgery
  • Transcarotid artery revascularization (TCAR)

Collectively, our surgeons have performed thousands of surgical procedures as well as extensive research on cardiothoracic and vascular conditions and treatments. As part of our practice, we collaborate with our patients’ primary care provider and other specialists in cardiology, gastroenterology, general surgery, oncology, pulmonology, radiology and radiation oncology to ensure our patients are receiving the best possible care.

We understand having surgery can be overwhelming, which is why we are dedicated to providing personalized, high-quality surgical treatment and follow-up care in a compassionate environment.

Cardiovascular surgery

Our highly skilled heart surgeons are specially trained and experienced in providing surgical services for heart diseases and disorders, including heart failure and congenital heart abnormalities. We use the most advanced surgical techniques to provide patients with the best possible outcomes and perform surgery with minimally invasive techniques whenever possible. In addition, our team offers genetic testing for aortic disease.

Our heart surgeons perform cardiac surgeries including:

  • Ablation for atrial fibrillation (maze and minimally invasive)
  • All-arterial coronary grafting
  • Aortic valve repair
  • Atrial septal defect repair
  • Closure/obliteration of the left atrial appendage
  • Congenital heart surgery
  • Coronary artery bypass grafting (including off pump and hybrid)
  • Heart surgery
  • Minimally invasive valve surgery
  • Mitral valve repair and reconstruction
  • Multi-valve surgery
  • Reoperative heart surgery
  • Septal myectomy
  • Sternal reconstruction
  • Surgery for ascending aortic aneurysm and aortic arch
  • Stent grafts for descending thoracic aorta (TEVAR)
  • Surgical assist devices for the failing heart- Impella & ECMO (extra-corporal membrane oxygenation)
  • Valve and bypass surgery
  • Valve replacement
  • Thoracoscopy
  • Transcatheter aortic valve replacement (TAVR)
  • Tricuspid valve repair

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Thoracic surgery

Our thoracic surgeons are highly skilled in treating conditions and diseases in the chest and upper abdomen including the lungs, trachea, esophagus, diaphragm, chest wall and mediastinum. We use minimally invasive surgical techniques whenever possible including advanced laparoscopic, video-assisted thoracoscopic surgery (VATS) and robotic surgical approaches, providing patients with expert care for complex procedures.

Our expertise in thoracic surgeries includes:

  • Advanced airway surgeries, including trachea
  • Bronchoscopy
  • Complex robotic foregut surgery/intrathoracic stomach surgery
  • Emphysema and COPD treatments
  • Lung and esophageal cancer surgery
  • Management of pleural diseases
  • Minimally invasive lung and chest surgery (VATS)
  • Robotic thoracic surgery
  • Surgeries for esophageal diseases
  • Thymic gland surgery
  • Treatment of mediastinal masses

Vascular surgery

Our vascular surgeons specialize in the treatment of a wide variety of conditions affecting the vascular system which includes the blood vessels and veins. Our surgeons build relationships with our patients and their caregivers to ensure patients understand their condition and their treatment options. Depending on the diagnosis, treatments for vascular conditions can include medical and lifestyle interventions, minimally invasive endovascular procedures or open, complex surgery.

Procedures performed by our expert vascular surgeons include:

  • Carotid disease surgery, including minimally invasive carotid stenting (TCAR)
  • Open and advanced endovascular treatment of abdominal aortic aneurysm (AAA)
  • Peripheral arterial disease (PAD) surgery, catheter and open
  • Dialysis access management, including endovascular and peritoneal
  • Varicose veins treatment
  • Venous disease surgery
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Visiting our practices

We offer patients access to care in two convenient locations in Portsmouth and Rochester.

333 Borthwick Ave,
Suite 402
Portsmouth, NH 03801
(603) 559-4111

21 Whitehall Road,
Suite 300A
Rochester, NH 03867
(603) 559-4111

The general hours for our offices are Monday to Friday from 8:00am to 5:00pm; however, individual procedure times may vary. Parking for the both locations is free.

For your convenience, we now offer online appointment scheduling.

Patient Testimonials

“Dr. Terrien called my daughter every day and made me feel at ease all the time. The whole team had all their ducks in a row, I would recommend to friends and family. All the doctors and nurses are saints.”   Robert M.