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Harpal Paul Khanuja, M.D.

Harpal Singh Khanuja, M.D.

Photo of Dr. Harpal Paul Khanuja, M.D.

Chief, Adult Reconstruction - Hip and Knee Replacement

Associate Professor of Orthopaedic Surgery


Languages: English, Punjabi

Expertise: Degenerative Joint Disease (Osteoarthritis of the Hip), Hip Conditions, Hip Fractures, Hip Replacement, Orthopaedic Surgery, Orthopaedics, Revision Hip Surgery, Total Hip Replacement, Total Hip Resurfacing, Total Joint Replacement, Total Knee Replacement more

Research Interests: Joint replacement technologies; Patient safety; Computer-assisted surgery; Osteonecrosis; Cartilage repair

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Johns Hopkins Medicine - White Marsh
Appointment Phone: 443-997-2663

White Marsh
4924 Campbell Boulevard
Nottingham, MD 21236 map

Johns Hopkins at Green Spring Station
Appointment Phone: 443-997-2663

10755 Falls Road
Lutherville, MD 21093 map

Johns Hopkins Bayview Medical Center
Appointment Phone: 443-997-2663

4940 Eastern Avenue
Baltimore, MD 21224 map

The Johns Hopkins Hospital
Appointment Phone: 443-997-2663

600 N. Wolfe Street
Sheikh Zayed Tower
Baltimore, MD 21287 map

Johns Hopkins Outpatient Center
Appointment Phone: 443-997-2663

601 N. Caroline St.
Baltimore, MD 21287 map


Harpal "Paul" Khanuja, M.D., is an associate professor of orthopaedic surgery at The Johns Hopkins University School of Medicine. Dr. Khanuja serves as the director of the Department of Orthopaedic Surgery at Johns Hopkins Bayview and the director of adult reconstruction, hip and knee replacement surgery for The Johns Hopkins University School of Medicine.

Dr. Khanuja sees and treats adults with disorders of the hip and knee. His area of practice is joint replacement surgery, and he offers minimally invasive surgical options, including the anterior hip approach. He coordinates the integration of best practices for joint replacement. His clinical focus is on improved post-operative recovery and decreased pain. Dr. Khanuja also specializes in complex surgeries and joint replacement revisions.

Dr. Khanuja holds research interests in cartilage repair, osteonecrosis, computer-assisted surgery patient safety and new technologies in joint replacement.

Dr. Khanuja is past president of the Maryland Orthopaedic Association and a member of the American Academy of Orthopaedic Surgeons and the Association of Hip and Knee Surgeons. He co-founded Operation Walk Maryland, a volunteer medical service organization that provides free surgical treatment for patients in developing countries and in the United States. more


  • Chief, Adult Reconstruction - Hip and Knee Replacement
  • Chief, Department of Orthopaedic Surgery, Johns Hopkins Bayview
  • Associate Professor of Orthopaedic Surgery

Departments / Divisions



  • MD, Albany Medical College of Union University (1995)


  • Albany Medical College / Orthopaedic Surgery (2000)


  • Johns Hopkins University School of Medicine (2001)

Board Certifications

  • American Board of Orthopaedic Surgery / Orthopaedic Surgery (2003, 2013)

Research & Publications

Research Summary

Dr. Khanuja’s areas of research include patient safety and new technologies in joint replacements. His goal is to further the understanding of orthopedic hip and knee pathology to improve techniques and patient outcomes.

Selected Publications

View all on Pubmed

  1. Harwin SF, Banerjee S, Issa K, Kapadia BH, Pivec R, Khanuja HS, Mont MA. "Tubercular prosthetic knee joint infection." Orthopedics. 2013 Nov;36(11):e1464-9. doi: 10.3928/01477447-20131021-35.
  2. Banerjee S, Issa K, Kapadia BH, Pivec R, Khanuja HS, Mont MA. "Systematic review on outcomes of acetabular revisions with highly-porous metals." Int Orthop. 2013 Nov 1. [Epub ahead of print]
  3. Banerjee S, Kapadia BH, Issa K, McElroy MJ, Khanuja HS, Harwin SF, Mont MA. "Postoperative blood loss prevention in total knee arthroplasty." J Knee Surg. 2013 Dec;26(6):395-400. doi: 10.1055/s-0033-1357491. Epub 2013 Oct 11. Review.
  4. Banerjee S, Issa K, Pivec R, Kapadia BH, Khanuja HS, Mont MA. "Osteonecrosis of the hip: treatment options and outcomes." Orthop Clin North Am. 2013 Oct;44(4):463-76. doi: 10.1016/j.ocl.2013.07.004. Epub 2013 Aug 26. Review.
  5. Banerjee S, Pivec R, Issa K, Harwin SF, Mont MA, Khanuja HS. Orthopedics. "Outcomes of short stems in total hip arthroplasty." 2013 Sep;36(9):700-7. doi: 10.3928/01477447-20130821-06.

Activities & Honors


  • John N. Insall Travelling Fellowship, The Knee Society, 2006
  • Inaugural Humanitarian Award, American Association of Hip and Knee Surgeons, 2014


  • American Academy of Orthopaedic Surgeons
  • Association of Hip and Knee Surgeons

Professional Activities

  • Founder, Operation Walk
  • Past president, Maryland Orthopaedic Association
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