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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
  • Arthroplasty
  • Complex Primary Hip Arthroplasty
  • Complex Primary Knee Arthroplasty
  • Deformity Correction
  • Fracture Non-union
  • Fracture Reconstruction
  • Hip Arthroscopy
  • Hip Replacement
  • Hip Revision
  • Joint Aspiration
  • Joint Reconstruction
  • Joint Replacement
  • Joint Replacement Of The Knee
  • Knee Arthroscopy
  • Knee Revision
  • Knee Surgery
  • Orthopaedic Surgery
  • Orthopaedics
  • Primary And Revision Joint Replacements
  • Primary And Revision Total Hip Arthroplasty
  • Primary And Revision Total Knee Arthroplasty
  • Reconstructive Surgery Of The Hip
  • Reconstructive Surgery Of The Knee
  • Revision Hip Arthroplasty
  • Revision Hip Joint Replacement
  • Revision Joint Replacement
  • Revision Knee Arthroplasty
  • Revision Knee Joint Replacement
  • Revision Total Hip Replacement
  • Revision Total Knee Replacement
  • Robotic Assisted Hip Replacement
  • Robotic Assisted Knee Replacement
  • Robotic Assisted Partial Knee Replacement
  • Surgical Treatment Of Arthritis Of The Hips And Knees
  • Therapeutic Injections
  • Total Hip And Total Knee Replacement
  • Total Joint Replacement
  • Total Knee Replacement
  • Viscosupplementation
View all 40 Treatment & Services +

Specialty in Diseases & Conditions

  • Arthritic Knee Problems
  • Arthritis
  • Arthritis Of The Hip
  • Arthritis Of The Knee
  • Avascular Necrosis Of The Hip
  • Avascular Necrosis Of The Knee
  • 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 3/24/2023, 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

225 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 4.8
Listens 4.6
Courtesy, Respect & Concern 4.8
Patient Rating of Doctor 4.9

32 Patient Comments

Reviewed on May 9, 2023

Dr. Malloy is phenomenal!

Reviewed on Apr 25, 2023

Had previous surgery with Dr Malloy. Excellent surgeon and person

Reviewed on Apr 4, 2023

I would recommend Dr Molloy to anyone

Reviewed on Mar 1, 2023

Dr. Molloy was worth the wait. His expertise was excellent. He even discussed issues beyond the narrow reason for my seeking his opinion. My circumstances require the expertise of a revision specialist. I felt confident with his methodology and follow up advise.

Reviewed on Mar 1, 2023

Options explained. My self-guided pain management was explained to myself and my spouse easing her concerns.

Reviewed on Feb 28, 2023

Dr. Molloy is a very good listener, and truly cares about our concerns.

Reviewed on Feb 21, 2023

This physician is one of the best! I have recommended him to others already and will continue to do so

Reviewed on Feb 21, 2023

Dr. Molloy is an excellent surgeon. His team is outstanding!

Reviewed on Feb 21, 2023

The entire team of Dr. Molloy's were great and I have and will continue to recommend him for surgery.He is a very good doctor!

Reviewed on Feb 21, 2023

Dr Malloy was awesome if I need my other knee fixed I know whos doing it

Reviewed on Feb 14, 2023

It's very hard to get an appointment when you want one. The doctor's are so busy! Dr. Molloy is absolutely wonderful.

Reviewed on Feb 14, 2023

I'll always return to Dr Molloy for any further orthopedic issues.

Reviewed on Feb 7, 2023

Excellent physician/surgeon

Reviewed on Jan 31, 2023

Dr Molloy is amazing, a gifted, skilled & compassionate surgeon. My girlfriend will be contacting him for her knee surgery!

Reviewed on Jan 31, 2023

Dr molloy and staff do an outstanding job. They make it easy.

Reviewed on Jan 24, 2023

Dr Malloy, Bill Nageotta, and Mary Are very professional and provided excellent care.

Reviewed on Jan 24, 2023

Dr Molloy thank you for allowing me to express concerns/frustrations and feeling heard. Empathic and encouraging and helped me better understand the healing process after surgery and allowing continued therapy

Reviewed on Jan 10, 2023

I do recommend Dr Malloy and his office team to many others.

Reviewed on Dec 7, 2022

Great job Dr Molloy.

Reviewed on Nov 29, 2022

Dr. Molloy is the best

Reviewed on Nov 22, 2022

Exceptional service and professionalism from Dr. Malloy.

Reviewed on Nov 15, 2022

Dr Malloy is awesome. I'm so thankful I was referred to such a wonderful knee specialist!He's patient, caring, and great with injections.

Reviewed on Nov 1, 2022

I had a very good appt with Dr Molloy. He was very kind, thoughtful and personable. He explained things well.

Reviewed on Aug 30, 2022

Good and delighted to have Dr.M,

Reviewed on Aug 30, 2022

Appointment originally scheduled for July, but was cancelled by Doctor Molloy or the Clinic. The soonest it could be rescheduled was August 30th - 4 months after the date of the surgery!

Reviewed on Aug 30, 2022

Dr. Molloy was good about answering my questions and this appointment gave me an opportunity to thank him for making my knee so much better than it was before the surgery.

Reviewed on Aug 2, 2022

Dr Mallory took his time to discuss and answer questions. We never felt rushed.

Reviewed on Jul 26, 2022

I have already suggested Dr. Molloy to several friends

Reviewed on Jul 6, 2022

Dr Molloy was kind, patient and answered my questions. He included me in planning my care.

Reviewed on Jun 28, 2022

Able to see Dr. To address my problem.

Reviewed on Jun 28, 2022

Dr. Molloy was attentive to my concerns and answered all of my questions. He reassured me of my progress and gave me information to consider for future care and treatment.

Reviewed on Jun 28, 2022

Dr Molloy is very busy. Long time between decision for operation and operation- six months

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