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Mary Shaffer Keszler, M.D.

Photo of Dr. Mary Shaffer Keszler, M.D.
  • Assistant Professor of Physical Medicine and Rehabilitation


Amputee Rehabilitation, Hyperhidrosis, Pain Management, Physical Medicine and Rehabilitation, Prosthetic Evaluation, Prosthetics, Wound Care and Trauma more

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Johns Hopkins Bayview Medical Center

Appointment Phone: 443-997-5476
4940 Eastern Avenue
Baltimore, MD 21224 map
Phone: 410-550-5299 | Fax: 410-550-1345

Johns Hopkins Medicine - Howard County

Appointment Phone: 443-997-5476
10700 Charter Drive
Suite 205
Columbia, MD 21044 map


Mary Keszler, M.D., is a rehabilitation physician specializing in amputee rehabilitation. Her expertise includes prosthetics prescription, management of post-amputation pain and hyperhidrosis (excessive sweating), as well as wound care. Dr. Keszler works closely with prosthetists, therapists and other medical professionals to help patients improve quality of life and achieve functional independence. 

Dr. Keszler is fellowship-trained in amputation rehabilitation. During her years as a fellow at the University of Washington in Seattle and a resident at Thomas Jefferson University in Philadelphia, she was also actively involved in research. Dr. Keszler has co-authored several papers on amputation rehabilitation, neuropathic pain syndromes and phantom limb pain. more


  • Assistant Professor of Physical Medicine and Rehabilitation

Departments / Divisions

Centers & Institutes



  • MD, The George Washington University School of Medicine (2013)


  • Thomas Jefferson University Hospital / Physical Medicine and Rehabilitation (2017)


  • University of Washington School of Medicine (2018)

Board Certifications

  • American Board of Physical Medicine and Rehab / Physical Medicine & Rehabilitation (2018)

Research & Publications

Selected Publications

Keszler MS, Heckman JT, Kaufman GE, Morgenroth, DC. Advances in Prosthetics and Rehabilitation of Individuals with Limb Loss. Phys Med Rehabil Clin N Am. 2019; 30(2):423-437. doi: 10.1016/j.pmr.2018.12.013.

Keszler MS, Gude T, Heckert K. Pain Syndromes Associated with Cerebrovascular Accidents. In: Freedman MK, Gehret JA, Young G, Kamen LB, eds. Challenging Neuropathic Pain Syndromes: Evaluation and Evidence-Based Treatment. 1st ed. St. Louis, MO: Elsevier; 2018

Yoo S, Keszler MS, Petrin Z. Amputation-Related Pain. In: Freedman MK, Gehret JA, Young G, Kamen LB, eds. Challenging Neuropathic Pain Syndromes: Evaluation and Evidence-Based Treatment. 1st ed. St. Louis, MO: Elsevier; 2018.

Finn SB, Perry BN, Clasing JE, Walters LS, Jarzombek SL, Curran S, Rouhanian M, Keszler MS, Hussey-Anderson LK, Weeks SR, Pasquina PF, Tsao JW. A Randomized, Controlled Trial of Mirror Therapy for Upper Extremity Phantom Limb Pain in Male Amputees. Front Neurol. 2017; 8(267):1-7. doi: 10.3389/fneur.2017.00267. PMID: 28736545.

Activities & Honors


  • American Academy of Physical Medicine and Rehabilitation
  • American Congress of Rehabilitation Medicine

Patient Ratings & Comments

The Patient Rating score is an average of all responses to physician related questions on the national CG-CAHPS Medical Practice patient experience survey through Press Ganey. Responses are measured on a scale of 1 to 5, with 5 being the best score. Comments are also gathered from our CG-CAHPS Medical Practice Survey through Press Ganey and displayed in their entirety. Patients are de-identified for confidentiality and patient privacy.

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