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Department Orthopaedic Surgery
Primary Location Cleveland Clinic Main Campus
Type of Doctor Adults Only
Languages English
Surgeon Yes
Locations Specialties & Treatments

Treatment & Services

  • Arthritis Surgery
  • Complex Primary Hip Arthroplasty
  • Deformity Correction
  • Fracture Reconstruction
  • Hip Arthroscopy
  • Hip Replacement
  • Hip Revision
  • Joint Aspiration
  • Joint Reconstruction
  • Joint Replacement
  • Knee Arthroscopy
  • Knee Reconstructive Surgery
  • Knee Replacement
  • Knee Revision
  • Knee Surgery
  • Orthopaedic Surgery
  • Orthopaedics
  • Primary Total Hip Arthroplasty
  • Reconstructive Surgery of the Hip
  • Revision Hip Arthroplasty
  • Revision Hip Joint Replacement
  • Revision Joint Replacement
  • Revision Knee Arthroplasty
  • Revision Total Hip Replacement
  • Revision Total Knee Arthroplasty
  • Revision Total Knee Replacement
  • Robotic Assisted Hip Replacement
  • Robotic Assisted Knee Replacement
  • Robotic Assisted Partial Knee Replacement
  • Surgical Treatment of Arthritis of the Hip
  • Surgical Treatment of Arthritis of the Knee
  • Therapeutic Injections
  • Total Hip Replacement
  • Total Knee Replacement
  • Viscosupplementation
View all 35 Treatment & Services +

Specialty in Diseases & Conditions

  • Arthritis
  • Arthritis of the Hip
  • Arthritis of the Knee
  • Avascular Necrosis of the Hip
  • Avascular Necrosis of the Knee
  • Fracture Nonunion
  • Hip Disorders
  • Hip Fracture
  • Joint Disorders
  • Knee Joint Disorders
  • Knee Pain
  • Osteoarthritis
View all 12 Specialties +


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About Robert Molloy, MD

Robert Molloy, MD, is the Vice Chairman of Orthopedics and the Director of Adult Reconstruction at Cleveland Clinic. He is board certified in hip and knee replacements, including complex and primary revision hip and knee surgery, and knee arthroscopy.

Dr. Molloy received his medical degree from Wayne State University in Detroit, Michigan. He completed his internship and residency in orthopedics at the Cleveland Clinic, and his fellowship in Adult Reconstruction at New England Baptist Hospital. Dr. Molloy was appointed to Cleveland Clinic in 2006 as a Staff Orthopedic Surgeon. 

In his leisure time, Dr. Molloy enjoys spending time with his wife and two children.

Education & Professional Highlights

Education & Professional Highlights


Education & Fellowships

Fellowship - New England Baptist Hospital
Adult Reconstruction
Boston, MA USA

Residency - Cleveland Clinic
Cleveland, OH USA

Internship - Cleveland Clinic
Cleveland, OH USA

Medical Education - Wayne State University School of Medicine
Detroit, MI USA

Undergraduate - Michigan State University
East Lansing, MI USA

Additional Training

  • Aufranc Fellowship in Adult Reconstruction, New England Baptist Hospital


  • Orthopaedic Surgery

Specialty Interests

Hip and knee replacement, including complex and primary revision hip and knee surgery, knee arthroscopy

Research & Publications

Research & Publications

See publications for Robert Molloy, MD.

(Disclaimer: This search is powered by PubMed, a service of the U.S. National Library of Medicine. PubMed is a third-party website with no affiliation with Cleveland Clinic.)

Industry Relationships

Industry Relationships

Cleveland Clinic physicians and scientists may collaborate with the pharmaceutical or medical device industries to help develop medical breakthroughs or provide medical expertise or education. Cleveland Clinic strives to make scientific advances that will benefit patient care and support outside relationships that promise public benefit. In order for the discoveries of Cleveland Clinic physicians' and scientists' laboratories and investigations to benefit the public, these discoveries must be commercialized in partnership with industry. As experts in their fields, Cleveland Clinic physicians and scientists are often sought after by industry to consult, provide expertise and education.

To assure professional and commercial integrity in such matters, Cleveland Clinic maintains a program that reviews these collaborations and, when appropriate, puts measures in place to minimize bias that may result from ties to industry. Cleveland Clinic publicly discloses the names of companies when (i) its physicians/scientists receive $5,000 or more per year (or, in rare cases, equity or stock options) for speaking and consulting, (ii) its physicians/scientists serve as a fiduciary, (iii) its physicians/scientists receive or have the right to receive royalties or (iv) its physicians/ scientists hold any equity interest for the physician's/scientist's role as inventor, discoverer, developer, founder or consultant.* In publicly disclosing this information, Cleveland Clinic tries to provide information as accurately as possible about its physicians' and scientists' connections with industry.

As of 10/6/2023, Dr. Molloy has reported the financial relationships with the companies listed below. In general, patients should feel free to contact their doctor about any of the relationships and how the relationships are overseen by Cleveland Clinic. To learn more about Cleveland Clinic's policies on collaborations with industry and innovation management, go to our Integrity in Innovation page.

Consulting and/or Speaking. Dr. Molloy receives fees of $5,000 or more per year (or, in rare cases, equity or stock options) as a paid consultant, speaker or as a member of an advisory committee for the following companies:

  • Stryker Corporation

Public Health Service-Reportable Financial Conflicts of Interest. Cleveland Clinic scientists and physicians engage in basic, translational and clinical research activities, working to solve health problems, enhance patient care and improve quality of life for patients. Interactions with industry are essential to bringing the researchers' discoveries to the public, but can present the potential for conflicts of interest related to their research activities. Click here to view a listing of instances where Cleveland Clinic has identified a Public Health Service (PHS)-Reportable Financial Conflict of Interest and has put measures in place to ensure that, to the extent possible, the design, conduct and reporting of the research is free from bias.

* Cleveland Clinic physicians and scientists subscribe to the guidance presented in the PhRMA Code on Interactions with Healthcare Professionals and the AdvaMed Code of Ethics on Interactions with Health Care Professionals. As such, gifts of substantial value are generally prohibited.

Patient Satisfaction Reviews

231 Patient Satisfaction Reviews

The Patient Satisfaction Rating is an average of all responses to the care provider related questions shown below from our nationally-recognized Press Ganey Patient Satisfaction Survey. Patients that are treated in outpatient or hospital environments may receive different surveys, and the volume of responses will vary by question.

Responses are measured on a scale of 1 to 5 with 5 being the best score.

The comments are submitted by patients and reflect their views and opinions. The comments are not endorsed by and do not necessarily reflect the views of Cleveland Clinic.

Overall Star Ratings
4.8 out of 5
Explains 4.7
Listens 4.4
Courtesy, Respect & Concern 4.8
Patient Rating of Doctor 4.8

23 Patient Comments

Reviewed on Mar 19, 2024

Dr. Molloy explained everything. Straightforward with the before and the after. Very happy to hear of in home therapy for two weeks.

Reviewed on Feb 20, 2024

Dr Malloy rocks!

Reviewed on Feb 6, 2024

I recommend Dr. Molloy to anyone who asks for a referral for a joint replacement surgeon. He is the quintessential surgeon with his superior knowledge and skills along with a friendly and pleasant personality.

Reviewed on Jan 30, 2024

I have recommended Dr. Molloy to everyone I know. He is amazing and has literally given me my life back!

Reviewed on Nov 28, 2023

For such a renowned Dr. To spend time talking about the surgery and be open to questions was very impressive and reassuring.

Reviewed on Nov 7, 2023

I hold Dr.. Molloy and his staff in highest esteem. I have recommended him to several people already and if ,God forbid, I ever need a hip surgery Ill be back !

Reviewed on Oct 24, 2023

EXCELLENT doctor. Highly recommended!

Reviewed on Oct 24, 2023

Dr Molloy did a fabulous job with my hip surgery and previous knee surgery! I am very greatful for his excellent skills!

Reviewed on Sep 26, 2023

Dr. Molloy was terrific!

Reviewed on Sep 12, 2023

Good experience. Appointment on time. Nice to have lab work near doctor office.

Reviewed on Sep 12, 2023

My experience with Dr Molloy and his entire staff..the entire knee replacement surgery experience.was extremely positive. I'm thrilled with the results and with Dr Molloy

Reviewed on Aug 1, 2023

Dr. Malloy is a very competent doctor who has an excellent staff of people working with him. They answered all my questions, helped me with my fears, explained everything to me, took excellent care of me from start to finish. I can't thank Dr. Malloy enough for all he has done to enable me to move again without pain. I can't believe how much better I feel thanks to his extremely talented, surgical hands. God bless everyone In all departments, especially Lutheran hospital , and my physical therapy people. I am very Impressed with everyone, especially Dr. Malloy.

Reviewed on Aug 1, 2023

Dr. Molloy was very thorough. I felt he listened, was empathetic and truly cared as if I was his own father. I would recommend him to others.

Reviewed on Aug 1, 2023

I would rate Dr. Molloy higher than very good if this was an option. He is a extraordinary physician and person.

Reviewed on Jul 18, 2023

Great Dr and staff

Reviewed on Jul 18, 2023

Dr. Molloy was very personable and took time to explain the procedure that he will be performing on me. He answered my questions. I feel comfortable contacting his office if I have a question. Mary H.was very helpful. Thank you.

Reviewed on Jun 27, 2023

Dr. Malloy was very thorough in answering my many questions and spoke in an understandable manner for a layman

Reviewed on Jun 27, 2023

Dr Molloy and his staff are always willing to listen and address issues. Are very courteous.

Reviewed on Jun 6, 2023

Explained experience before comments. Had been very impressed with Doctor and my surgery. But was not please for this appointment. Just hope it was one bad day and wanted to let system know of my experience.

Reviewed on Jun 6, 2023

Dr. Molloy is so popular, professional, and knowledgeable that I had to schedule 4 months out to get an appointment with him.

Reviewed on Jun 6, 2023

Dr. Molloy gave me hope. My left leg was left disfigured after a doctor in Warren inserted a rod into my knee down to my ankle after I suffered a terrible ankle fracture. Not only will Dr. Molloy perform a knee replacement but he will be able to straighten my leg!

Reviewed on May 9, 2023

Dr. Malloy is phenomenal!

Reviewed on Apr 25, 2023

Had previous surgery with Dr Malloy. Excellent surgeon and person

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