Skip Navigation
Search Menu
Johns Hopkins Bayview Medical Center

In This Section      
 

Faculty & Staff

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

Khanuja, Harpal Singh, M.D.

Associate Professor of Orthopaedic Surgery
Chief, Adult Reconstruction - Hip and Knee Replacement
Chief, Department of Orthopaedic Surgery, Johns Hopkins Bayview
 
Photo of Dr. Ronald P Byank, M.D.

Byank, Ronald P, M.D.

Associate Professor of Orthopaedic Surgery
 
Photo of Dr. Erik Anton Hasenboehler, M.D.

Hasenboehler, Erik Anton, M.D.

Assistant Professor of Orthopaedic Surgery
 
Photo of Dr. Casey Jo Humbyrd, M.D.

Humbyrd, Casey Jo, M.D.

Associate Professor of Orthopaedic Surgery
Chief, Foot and Ankle Division
 
Photo of Dr. Julius Kunle Oni, M.D.

Oni, Julius Kunle, M.D.

Assistant Professor of Orthopaedic Surgery
Medical Director, Orthopaedics at Johns Hopkins Bayview
 
Photo of Dr. Robert Steven Sterling, M.D.

Sterling, Robert Steven, M.D.

Associate Professor of Orthopaedic Surgery
Director, Adult Hip and Knee Replacement Fellowship
 

Additional Care Providers

These nationally certified and state-licensed medical professionals are important members of your care team. They can take your history, do your examination, order tests and medicine, provide treatments and develop your plan of care. They work closely with your surgeon to provide the best care possible.

Rosena Cheng, CRNPRosena Cheng, CRNP

Advanced Practice Registered Nurse

Dotsie Czajkowski, CRNPDotsie Czajkowski, CRNP

Advanced Practice Registered Nurse

Marielle Gibbons, PA-CMarielle Gibbons, PA-C

Physician Assistant

Rachel Holler, PA-CRachel Holler, PA-C

Physician Assistant

Richard Jones, PA-CRichard Jones, PA-C

Physician Assistant

Rebecca Mahony, PA-CRebecca Mahony, PA-C

Physician Assistant

Reid McMullan, CRNPReid McMullan, CRNP

Advanced Practice Registered Nurse

Mary E. Pettit, PA-CMary E. Pettit, PA-C

Physician Assistant

Michael Probert, PA-CMichael Probert, PA-C

Physician Assistant

Matthew Siska, PA-CMatthew Siska, PA-C

Physician Assistant

Chelsea Tidwell, PA-CChelsea Tidwell, PA-C, MMS

Physician Assistant to Erik Anton Hasenboehler, M.D.

Expertise: ankle fracture, clavicle fracture, forearm/wrist fracture, humerus fracture, non-operative fracture care, post-operative fracture care, upper and lower extremity fracture care

Locations: Johns Hopkins Orthopedic- White Marsh, 4924 Campbell Blvd, Suite 130, Baltimore, MD 21236 | Appointment Phone: 443-997-2663

Request an Appointment

Maryland Patients

410-550-7900

 

Traveling for Care?

Whether you're crossing the country or the globe, we make it easy to access world-class care at Johns Hopkins.

Outside of Maryland (toll free)
410-464-6713

Request an Appointment
Medical Concierge Services

International Patients
+1-410-502-7683

Request an Appointment
Medical Concierge Services

 
blue suitcase