About Jon J.P. Warner, MD

Departments, Centers, & Programs:

Clinical Interests:

Treats:

Languages:

Locations

Shoulder Service at Mass General Waltham
52 Second Ave.
3rd Floor, Suite 3300
Waltham, MA 02451
Phone: 617-724-7307

Mass General Orthopaedics
55 Fruit St.
Yawkey Center for Outpatient Care
Boston, MA 02114
Phone: 617-726-2784

Medical Education

  • MD, University of Rochester School of Medicine
  • Residency, Harvard / MGB Combined Training Program*
  • Residency, Strong Memorial, Univ. of Rochester
  • Fellowship, Boston Children's Hospital
  • Fellowship, Cornell - Hospital For Special Surgery

American Board Certifications

  • Orthopaedic Surgery, American Board of Orthopaedic Surgery

Note: This provider may accept more insurance plans than shown; please call the practice to find out if your plan is accepted.


Research

Outcomes Research: The focus of our research is to analyze all outcomes in order to improve care. Our prospective registry allows us to measure patient-reported outcomes including the process of recovery, the amount of pain and improved function, and the durability of the recovery. Together with other analysis of groups of patients our focus is to improve the value of the care delivered to all patients with shoulder problems.

Publications

  • Select publications:

    • Woodmass JM, Wagner ER, Borque KA, Chang MJ, Welp KM, Warner JJP:  Superior Capsular Reconstruction using derman allograft: Early outcomes and survival.  J Shoulder Elbow Surgery. 2019, June;28(6S):S100-109.
    • Wagner ER,  Chang MJ, Welp KM, Solberg MJ, Hunt TJ, Woodmass JM, Higgins LD, Warner JJP: The impact of reverse prosthesis on revision shoulder arthroplasty: analysis of a high-volume shoulder practice. J Shoulder Elbow Surg. 2019 Feb;28(2):e49-e56.
    • Menendez ME, Lawler SM, Shaker J, Bassoff NW, Warner JJP, Jawa A: Time-Driven Activity-Based Costing to identify Patients Incurring High Inpatient Cost for Total Shoulder Arthroplasty. J Bone Joint Surg AM. 2018 Dec 5;100(23):2050-2056.
    • Woodmass JM, Welp KM, Chang MJ, Borque KA, Wagner ER, Warner JJP: A reduction in the rate of nerve injury after Latarjet: a before-after study of neuromonitoring. J Shoulder Elbow Surg. 2018 Dec;27(12):2153-2158.
    • Wagner ER, Woodmass  JM, Welp  KM, Chang  MJ, Elhassan  BT, Higgins LD, Warner, JJP: Novel Arthroscopic Tendon Transfers for Postero-superior Rotator Cuff Tears: Latissimus Dorsi and Lower Trapezius Transfers. JBJS Essent Surg Tech 2018 Apr 25;8(2):e12.
    • Woodmass JM, Wagner ER, Chang MJ, Welp KM, Elhassan BT, Higgins LD, Warner JJP: Arthroscopic treatment of Massive Postero-superior Rotator Cuff Tears ;A Critical Analysis Review.  JBJS Rev. 2018 Sep;6(9):e3.

     

Reviews: Comments and Ratings

4.7out of 5(255 Ratings, 108 Comments)

August 2025

The provider is knowledgeable in his field and professional. I would recommend him. However, he was mainly involved with teaching the resident instead of spending time talking to me. It was a long wait time to see the doctor, and my interaction with him was very brief.


August 2025

I've already recommended that a friend of mine see him


August 2025

I've known Dr. Warner since my first shoulder replacement surgery 14 years ago. He continues to be absolutely stellar in his field. He always has assistants that are top notch. I can't say enough good about him. I have recommended him to so many people over the years. Dr. Warner has replaced both of my shoulders successfully. I'm [redacted] and ... Read More


August 2025

I would have benefitted from on in person examination but virtual was selected for travel convenience. Provider could not address or explain to me complaints I have of continuing pain.


August 2025

Excellent


August 2025

It was great


August 2025

Exelent the best for me


August 2025

Dr Jon dismissed all pains and complications I had post surgery and said he simply doesn't know and I should just continue living with it and immediately sent me home without giving any proper explanation. [redacted]


August 2025

My overall visit was a timely relaxing and informative one.


August 2025

Stellar service, stellar facility and stellar specialist.

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