Click to Return
Back Back

Search WDH

Find a Provider


Search WDH

Orthopedic Surgery

Peter J. Dirksmeier, MD

Office Location

Wentworth Health Partners Seacoast Orthopedics & Sports Medicine at Pease

67 Corporate Drive

Building A, 2nd Floor

Portsmouth, NH 03801-2847

Office Phone: (603) 610-8078

Office Fax: (603) 749-4605

See On Map

Office Location

Wentworth Health Partners Seacoast Orthopedics & Sports Medicine

7 Marsh Brook Drive

Somersworth, NH 03878

Office Phone: (603) 742-2007

Office Fax: (603) 749-4605

See On Map

Visit Website

Dr. Peter Dirksmeier is extensively trained in the operative and non-operative management of developmental, degenerative, pathologic, and traumatic conditions of the spine and hip. 

A native of New England, Dr. Dirksmeier attended Holy Cross College in Worcester, Massachusetts, on an ROTC Scholarship. Upon graduation, he was commissioned a lieutenant in the United States Marine Corps and served seven years as a Marine aviator and intelligence officer before earning his medical degree at the University of Southern California. 

While completing his general surgical internship and orthopedic surgical residency at the University of Pittsburgh Medical Center, Dr. Dirksmeier developed an interest in spinal surgery and hip replacement and completed an orthopedic spinal surgery fellowship under several nationally-known experts.

Dr. Dirksmeier has been involved in spinal surgery outcomes research and has published technique articles in subspecialty journals, describing hip prostheses and minimally invasive spinal surgical techniques. He has a special interest in prevention and continues to be the physician champion and medical director for the Northern New England Spine Center, a unique and multidisciplinary team approach to the care of spine patients. His elective practice is devoted to evaluating and treating spine and hip related problems

Did you know? Dr. Dirksmeier is an avid triathlete and has completed over 50 triathlons to include 13 full Ironman competitions.

Subspecialties: Spine Surgery, Hip Surgery

Fellowship: Spinal Surgery, University of Pittsburgh Medical Center

Memberships: American Academy of Orthopaedic Surgeons (Fellow), American Board of Orthopaedic Surgery (Diplomate), Seacoast Spine Study Group, New England Spine Study Group, North American Spine Society, New Hampshire Orthopaedic Society, New Hampshire Medical Society

What Patients Are Saying:
“I could not wait for my check-up in two weeks to tell you how FANTASTIC, FABULOUS, and WONDERFUL I feel! I slept so well last night that I had my first dream in over two years. If you EVER need a recommendation, I will shout your name from the rooftops – and I could actually get on a rooftop now!”


Orthopedic Surgery

Education & Training

University of Southern California School of Medicine: MD

University of Pittsburgh Medical Center: Internship/General Surgery

University of Pittsburgh Medical Center: Residency/Orthopedic Surgery

University of Pittsburgh Medical Center: Fellowship/Spinal Surgery

Board Certification

American Board of Orthopaedic Surgery: Orthopaedic Surgery

Languages Spoken


Subscribe to our newsletter.

Sign up to receive occasional emails about Wentworth-Douglass news and events.