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Amar S. Ranawat, MD

Hip and Knee Replacement

About Dr. Ranawat


Dr. Amar Ranawat is an orthopedic surgeon at HSS specializing in total hip and total knee replacement, revision total hip and total knee replacement, and periprosthetic fractures.

Born in New York City, he received his medical degree from Weill Cornell Medical College in 1996 before completing an internship at The New York Hospital and a residency at Hospital for Special Surgery. In 2002, he completed his fellowship training in adult reconstruction under the direction of his father Dr. Chitranjan S. Ranawat.

Throughout his career, Dr. Ranawat has received numerous academic and professional accolades, including the Chief Resident's Special Award, the Navy and Marine Corps Achievement Medal, the Hip Society British Traveling Fellowship, and the James A. Rand Award.

Dr. Ranawat is actively involved in clinical orthopaedic research. He has presented numerous times on both the national and international level. His current interests include alternative bearings in the hip and rotating-platform technology in the knee.


Specialized Centers

Complex Joint Reconstruction Center

Special Expertise

Complex primary total hip and knee replacement
Revision total hip and total knee replacement


Periprosthetic fractures
Revision total hip and total knee replacement
Total hip and total knee replacement

Patient Stories

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Please call our office if you have questions regarding your insurance coverage. If you have out-of-network benefits, then your insurance may reimburse you for a portion of your office visit. We will work with you and your insurance to minimize your out-of-pocket costs. Financial assistance may be available for patients in need.



Attending Orthopedic Surgeon, Hospital for Special Surgery
Professor of Clinical Orthopedic Surgery, Weill Cornell Medical College
Attending Orthopedic Surgeon, NewYork-Presbyterian Hospital


American Academy of Orthopaedic Surgeons
American Association of Hip and Knee Surgeons
Eastern Orthopaedic Association
International Society for Technology in Arthroplasty
American Medical Association
Medical Strollers of New York
U.S. Military:

  • Lieutenant Commander, Medical Corps, United States Navy, 2002-Present
  • 4th Medical Battalion, 4th MLG, Surgical Company Bravo, United States Marine Corps, 2005-2007


American Board of Orthopaedic Surgery, 2004


Castle Connolly Top Doctors in New York Metro Area, 2014-2022
Castle Connolly Regional Top Doctor, 2013-2020
New York Magazine Top Doctors, 2021, 2022
The Chief Resident's Special Award, 2007
The Navy and Marine Corps Achievement Medal, (emergency limb saving surgery on a Marine), 2007
The Hip Society British Traveling Fellowship, 2006
The James A. Rand Award, (paper on knee surgery), 2004


MD, Cornell University Medical College, 1996


The New York Hospital, 1997


Hospital for Special Surgery, 2001


Lenox Hill Hospital, 2002

State Licensure


English, Spanish

For My Patients

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Directions to The Pavilion

My office is located at The Pavilion, 541 East 71st Street. The main entrance to The Pavilion is on the north side of 71st Street underneath the sky bridge that connects the main hospital to the Belaire Building.

Pavilion map

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Office Locations and Hours

Office Hours:
Monday through Friday, 9:00am to 5:00pm

Tel: 646.797.8700

Other Locations:

Ranawat Orthopaedics
130 East 77th Street, 11th floor
New York, NY 10021

Publications by Dr. Ranawat

Patient Education

Blog Posts

Editorial Appointments

The Journal of Arthroplasty
Clinical Orthopaedics and Related Research (guest reviewer)
HSS Journal (guest reviewer)

Selected Journal Articles

Ajmal M, Ranawat AS, Ranawat CS. "A New Cemented Femoral Stem: A Prospective Study of the Stryker Accolade C with 2- to 5-year Follow-up." J Arthroplasty. 2008 Jan;23(1):118-22.

Hepinstall M, Ranawat AS. "Landmarks for Optimizing Component Position in TKA." Current Opinion in Orthopaedics, 2007.

Ranawat AS, Ranawat CS. "Pain Management and Accelerated Rehabilitation for Total Hip and Total Knee Arthroplasty." J Arthroplasty. 2007 Oct;22(7 Suppl 3):12-5.

Parvataneni HK, Shah VP, Howard H, Cole N, Ranawat AS, Ranawat CS.
"Controlling Pain After Total Hip and Knee Arthroplasty Using a Multimodal Protocol with Local Periarticular Injections: A Prospective Randomized Study."
J Arthroplasty. 2007 Sep;22(6 Suppl 2):33-8.

Ranawat AS, Ranawat CS. "The Squeaking Hip: A Cause for Concern-Agrees." Orthopedics. 2007 Sep;30(9):738, 743.

Parvataneni HK, Ranawat AS, Ranawat CS. "The Use of Local Periarticular Injections in the Management of Postoperative Pain After Total Hip and Knee Replacement: A Multimodal Approach." Instr Course Lect. 2007;56:125-31.

Gupta SK, Chu A, Ranawat AS, Slamin J, Ranawat CS. "Osteolysis After Total Knee Arthroplasty." J Arthroplasty. 2007 Sep;22(6):787-99.

Castoldi F, Rossi R, La Russa M, Sibelli P, Rossi P, Ranawat AS. "Ten-year Survivorship of the Anatomique Benoist Girard I Total Hip Arthroplasty."
J Arthroplasty. 2007 Apr;22(3):363-8.

Keating EM, Callaghan JJ, Ranawat AS, Bhirangi K, Ranawat CS. "A Randomized, Parallel-Group, Open-Label Trial of Recombinant Human Erythropoietin vs Preoperative Autologous Donation in Primary Total Joint Arthroplasty Effect on Postoperative Vigor and Handgrip Strength." J Arthroplasty. 2007 Apr;22(3):325-33.

Ranawat AS, Ranawat CS, Slamin JE, Dennis DA. "Patellar Crepitation in the P.F.C. Sigma Total Knee System." Orthopedics. 2006 Sep;29(9 Suppl):S68-70.

Gupta SK, Ranawat AS, Shah V, Zikria BA, Zikria JF, Ranawat CS. "The P.F.C. Sigma RP-F TKA Designed for Improved Performance: A Matched-pair Study." Orthopedics. 2006 Sep;29(9 Suppl):S49-52.

Ranawat AS, Gupta SK, Ranawat CS. "The P.F.C. Sigma RP-F Total Knee Arthroplasty: Designed for Improved Performance." Orthopedics. 2006 Sep;29(9 Suppl):S28-9.

Ranawat AS, Mohanty SS, Goldsmith SE, Rasquinha VJ, Rodriguez JA, Ranawat CS. "Experience with an All-polyethylene Total Knee Arthroplasty in Younger, Active Patients with Follow-up from 2 to 11 years." J Arthroplasty. 2005 Oct;20(7 Suppl 3):7-11.

Ranawat AS, Ranawat CS, Elkus M, Rasquinha VJ, Rossi R, Babhulkar S. "Total Knee Arthroplasty for Severe Valgus Deformity."  J Bone Joint Surg Am. 2005 Sep;87 Suppl 1(Pt 2):271-84.

Elkus M, Ranawat CS, Rasquinha VJ, Babhulkar S, Rossi R, Ranawat AS. "Total Knee Arthroplasty for Severe Valgus Deformity: A Five to Fourteen-year Follow-up." J Bone Joint Surg Am. 2004 Dec;86-A(12):2671-6.

Rasquinha VJ, Ranawat CS, Dua V, Ranawat AS, Rodriguez JA. "A Prospective, Randomized, Double-blind Study of Smooth Versus Rough Stems Using Cement Fixation: Minimum 5-year Follow-up." J Arthroplasty.2004 Oct;19(7 Suppl 2):2-9.

Ranawat CS, Ranawat AS, Rasquinha VJ. "Mastering the Art of Cemented Femoral Stem Fixation." J Arthroplasty. 2004 Jun;19(4 Suppl 1):85-91.

Ranawat AS, Rossi R, Loreti I, Rasquinha VJ, Rodriguez JA, Ranawat CS. "Comparison of the PFC Sigma Fixed-bearing and Rotating-platform Total Knee Arthroplasty in the Same Patient: Short-term Results." J Arthroplasty. 2004 Jan;19(1):35-9.

Ranawat CS, Ranawat AS. "Minimally Invasive Total Joint Arthroplasty: Where Are We Going?" J Bone Joint Surg Am. 2003 Nov;85-A(11):2070-1.

Ranawat CS, Rasquinha VJ, Ranawat AS. "Cementless Stems in Patients Aged >60 Years: Just Say No." Orthopedics. 2003 Sep;26(9):920, 922.

Ranawat CS, Ranawat AS, Mehta A. "Total Knee Arthroplasty Rehabilitation Protocol: What Makes the Difference?" J Arthroplasty. 2003 Apr;18(3 Suppl 1):27-30.

Rothman RH, Hozack WJ, Ranawat A, Moriarty L. "Hydroxyapatite-coated Femoral Stems: A Matched-pair Analysis of Coated and Uncoated Implants."
J Bone Joint Surg Am. 1996 Mar;78(3):319-24.

For more publications, please see the PubMed listing.

Selected Presentations

AAOS Lecturer. "Contemporary Perioperative Management in THA: Optimal Pain Management and Anesthesia Techniques for THA." March of 2007 in San Diego, March of 2008 in San Francisco.


In both 2006 and 2007, Dr. Ranawat received $25,000 Orthopaedic Research and Educational Foundation grants for "MRI in the Early Detection of Particle Disease Following Total Hip Arthroplasty: A Prospective Study."

Industry Relationships

Industry Relationships

One of the goals of HSS is to advance the science of orthopedic surgery, rheumatology, and related disciplines for the benefit of patients. Physicians at HSS may collaborate with outside companies for education, research and medical advances. HSS supports this collaboration in order to foster medical breakthroughs; however HSS also believes that these collaborations must be disclosed.

As part of the disclosure process, this website lists physician collaborations with outside companies. The disclosures are provided by information provided by the physician and other sources and are updated regularly. Further information may be available on individual company websites.

Below are the healthcare industry relationships reported by Dr. Ranawat as of March 24, 2023.

  • Arthrex - Consultant
  • HS2, LLC - Ownership Interest
  • Strathspey Crown - Ownership Interest
  • Wishbone - Ownership Interest

By disclosing the collaborations of HSS physicians with industry on this website, HSS and its physicians make this information available to their patients and the public, thus creating a transparent environment for those who are interested in this information. Further, the HSS Conflicts of Interest Policy does not permit physicians to collect royalties on products developed by him/her that are used on patients at HSS.

Patients should feel free to ask their HSS physicians questions about these relationships.

Dr. Ranawat in the News