Urgent Ortho Care in Wilton will be closed on Saturday, July 13th. We invite you to visit our Greenwich location, which will be open for Urgent Ortho Care from 12 p.m. to 4 p.m.

Matthew B. Cantlon, MD

Located In

Greenwich, Stamford


Matthew B. Cantlon, MD, is a board-certified orthopaedic surgeon and a fellowship-trained specialist in the diagnosis and treatment of both pediatric and adult upper extremity conditions. Dr Cantlon’s expertise includes treatment of arthritis of the hand, wrist and elbow; fractures of the upper extremity; nerve compression syndromes including carpal tunnel and cubital tunnel syndromes; masses of the hand and upper extremity including ganglion cysts; and tendon issues including tendonitis, lacerations and ruptures. He is surgically skilled in microsurgical nerve repair and reconstruction, tendon and ligament repair and reconstruction, arthroscopic treatment of the wrist and joint replacement of the hand, wrist and elbow. Dr. Cantlon has extensive training in the most current surgical techniques including wide-awake hand surgery, a technique which limits surgical recovery times and improves outcomes.

Dr. Cantlon earned his medical degree at Columbia University, College of Physicians & Surgeons and completed his residency training in Orthopedic Surgery at NYU Langone Medical Center, Hospital for Joint Diseases. He completed fellowship training in Hand and Upper Extremity Surgery at Thomas Jefferson University, Rothman Institute. Dr. Cantlon holds a Bachelor of Science degree in Electrical and Computer Engineering from Cornell University.

A native of New Canaan, CT, Dr. Cantlon has served as a hand and upper extremity physician to the Alvin Ailey American Dance Theater group, the Long Island University and New York University Athletics teams, and the New York Public School Athletic League (PSAL) High School Football.

  • Commercial Plans (Including APCN Plus, We do not accept regular APCN)
  • Managed Medicare
Anthem Blue Cross Blue Shield of CT
  • Commercial and Exchange
  • Managed Medicare
Blue Cross Blue Shield (Plans Outside CT)
  • Cards with the “PPO” inside the suitcase logo
CarePartners of Connecticut
  • Managed Medicare (HMO/PPO)
  • Commercial, MetroNY, and LocalPlus
  • Cigna+Oscar, Cigna+MVP (CT Locations Only)
  • Commercial and Exchange (Except “Value” Network)
  • Managed Medicare
Connecticut Medicaid
Connecticut State Workers’ Compensation
  • Emblem Commercial and Exchange (Except for Millennium and Enhanced Care Prime Networks)
  • Managed Medicare (VIP Prime, Bold, Reserve)
Harvard Pilgrim
  • Through United Shared Services – ONS Harrison location only.
Medicare (Including Railroad Medicare)
  • Liberty and Freedom Plans
UHC/NYSHIP/NY Government Empire Plan
United Healthcare
  • All Commercial Plans (Except Indemnity and Compass)
  • Managed Medicare

Orthopaedic & Neurosurgery Specialists (ONS) accepts most major insurance plans. Please see the list of accepted insurance plans above and confirm that ONS participates with your plan prior to scheduling an appointment. Certain insurance plans are limited to specific regions and physicians. If you have additional questions, please call our offices at (203) 869-1145 ext. 279 and our team will be happy to provide additional information.


Fellowship in Hand and Upper Extremity Surgery, Thomas Jefferson University, Rothman Institute, Philadelphia, PA

Medical School

Columbia University, College of Physicians & Surgeons, New York, NY


NYU Langone Medical Center, Hospital for Joint Diseases, New York, NY


Cornell University, Ithaca, NY

  • American Board of Orthopaedic Surgery: Orthopaedic Surgery Board Certification
  • American Board of Orthopaedic Surgery: Orthopaedic Hand Subspecialty Certification

  • Alvin Ailey American Dance Theater
  • American Board of Orthopaedic Surgery
  • Gold Humanism Honor Society, Columbia University, College of Physicians & Surgeons
  • Long Island University Athletics
  • New York University Athletics
  • Public School Athletic League (PSAL) High School Football

  • Castle Connolly Top Doctor, 2022-Present
  • Castle Connolly Rising Star, 2021
  • AOA Resident Leader, Hospital for Joint Diseases
  • Chief Resident Teacher of the Year, Hospital for Joint Diseases
  • Executive Chief Resident, Hospital for Joint Diseases

Published Research
  • Wei D.H.; Cantlon, M.B.; Wakefield, D.B; Vitale, M.A. Risk factors for skin tears following collagenase clostridium histolyticicum to treat Dupuytren contractures. Journal of Hand Surgery. 45(10):989.e1-e10. Oct 2020
  • Cantlon, M, Illyas A. Assessment of Radiation Protection in Hand-Shielding Products with Mini C-arm Fluoroscopy. Hand. 2019 Aug. 1558944719865937
  • Martin D, Wilt Z, Cantlon M, et al. Controversies Surrounding the Management of the Isolated Type-II Radial-Head Fracture. JBJS Reviews. 2017 Dec;5(12):e3
  • Egol K, Cantlon M, Fisher N et al. Percutaneous Repair of a Schatzker III Tibial Plateau Fracture Assisted by Arthroscopy. J Ortho Trauma. 2017 Aug;31:S12-13.
  • Miller A, Lutsky K, Shearin J, Cantlon M, et al. Radiographic Patterns of Radiocarpal and Midcarpal Arthritis. JAAOS Global Research & Reviews. 2017 Jun;1(3):e017
  • Cantlon M, Yang S. Wide Awake Hand Surgery. Bull Hosp Jt Dis. 2017 Mar;75(1): 47-51
  • Cantlon M, Miller J, Ilyas A. Hand Surgeons and Orthopaedic Trauma Surgeons Call Coverage of Acute Upper Extremity Injuries: Where Should the Line be Drawn? Hand. 2017 Jan. 1558944716688530
  • Yoon RS, Tyagi V, Cantlon M, et al. Complex Coronoid and Proximal Ulna Fractures: Are We Getting Better at Fixing These? Injury. 2016 Oct;47(10): 2053-9
  • Cantlon M, Marcano A, Egol K. Does Malunion in Multiple Planes Predict Worse Functional Outcomes in Distal Radial Fractures? Cur Orth Practice. 2016 Jul;27(4): 371-4.

  • Patel N, Yoon R, Cantlon M, et al. Intramedullary Nailing of Diaphyseal Femur Fractures Secondary to Gunshot Wounds: Predictors of Post-Operative Malrotation. J Orthop Trauma. Apr 2014.
  • Cantlon M, Egol K. Calcium Phosphate Cement Augmentation of Proximal Humerus Fractures. Techniques in Orthopaedics. 2013 Dec;28(4):302-7.
  • Stein D, Cantlon M, Mackay B et al. Cysts About the Knee: Evaluation and Management. J Am Acad Orthop Surg. 2013 Aug;21(8):469-79.
Textbook Chapters
  • Cantlon, MB. Capitate Shortening Osteotomy. In: Hand Surgery, Tricks of the Trade. Ed: Beredjiklian, P; Thieme, 2020: Chapter 51
  • Ayalon B, Cantlon MB. Pulp Space Infections. In: Orthopaedic Hand Trauma. Ed: Eltorai A, Akelman E; Lippincott Williams & Wilkins, 2019: Chapter 42​
  • Cantlon, M; Wei, D.H., Wakefield, D.B., Vitale, M.A. Predicting skin tears following collagenase Clostridium histolyticum for Dupuytren’s disease. American Society for Surgery of the Hand Annual Meeting. September 2018, Boston, MA (Poster and Abstract).
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