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As one of the leading authorities on spinal surgery, Dr. An has published more than 280 peer-reviewed original articles, 110 chapters and 20 books on spinal surgery and instrumentation. Dr. An has held the inaugural Morton International Endowed Chair position at Rush University Medical Center since 1997, and is Director of the Spine Surgery Fellowship Program at Rush. He held the position of Director of the Division of Spine Surgery for 14 years. Under his leadership, the Division has flourished, excelling in patient care, research and education. 

Dr. An served as Director of Spine Surgery for eight years at the Medical College of Wisconsin. A medical graduate from the Medical College of Ohio in 1982, Dr. An stayed at the school to complete his internship and residency in orthopedic surgery. He followed his internship and residency with a spine surgery fellowship at Rothman Institute-Pennsylvania Hospital and Jefferson Medical College in Philadelphia. Dr. An is a recipient of the 1990 North American Traveling Fellowship from the American Orthopaedic Association, the 1995 Scoliosis Research Society Traveling Fellowship, and the 2011 Kappa Delta Award from Orthopaedic Research Society and American Academy of Orthopaedic Surgeons. Dr. An is currently involved in research in the fields of spinal biomechanics and tissue engineering with funding from NIH, industries, and foundations. 

Dr. An has served as a board and committee member of several medical societies and associations, including the North American Spine Society, International Society for the Study of the Lumbar Spine (president in 2010), Cervical Spine Research Society, Scoliosis Research Society, Orthopaedic Research Society, and American Orthopaedic Association.


Dr. Howard An was voted among the top 1% of Top Doctors in America®by U.S.News & World Report and Castle Connolly. The Top Doctors list is widely regarded as a high-quality reference guide to the medical profession.

Curriculum Vitae

Practice Emphasis 

Spine Surgery 

Special Procedures

Cervical spinal surgery
Scoliosis surgery
Microsurgery and minimally invasive spinal surgery
Spinal instrumentation

Research Interests

Tissue engineering of the intervertebral disc
Spinal biomechanics

Second Language 



AAOS Record of Disclosure

Clinical Support Staff

Jaclyn Catalano (RN)
Erin Sefton (Sr. Sec)
Denise Reed (AA)

Education / Certifications

  • Medical School
    Medical College of Ohio
  • Residency
    Medical College of Ohio, Toledo, OH - Orthopaedic Surgery
  • Fellowship
    Jefferson Medical College, Philadelphia, PA - Spine Surgery
  • Certification
    Orthopaedic Surgery

Patient responses are scored and represented on a 1-to-5 star scale, where 5 stars is a perfect score.

Midwest Orthopaedics at Rush (MOR) is committed to better understanding what patients think of our care, to help us continually improve the quality of our care.

MOR patients receive surveys via email to complete after certain types of office visits. Our survey is administered by an independent third party, Universal Research Solutions, LLC. This data encompasses patient feedback for physicians from the past year (where available).

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Physician Office Locations


1611 West Harrison Street
Chicago, Illinois 60612