Ronald E. Disimone
Distinguished in Osteoarthritis

Dr. Ronald E. Disimone

Orthopedics
UPMC
UPMC Orthopaedic Care
1705 Warren Avenue, Suite 101, 
Williamsport, PA 
On Staff At
Accepting New Patients
44 Years of Experience

Distinguished in Osteoarthritis
UPMC
UPMC Orthopaedic Care
1705 Warren Avenue, Suite 101, 
Williamsport, PA 
OverviewInsuranceLocationsSimilar Doctors

Overview

Ronald DiSimone, MD, is an orthopaedic surgeon and is certified in orthopaedic surgery by the American Board of Orthopaedic Surgery. He is the medical director of orthopaedic care at UPMC in North Central Pa. He received his medical degree from Hahnemann University School of Medicine and completed his residency at Hahnemann University Hospital. Dr. DiSimone’s clinical interests include orthopaedic spine, robotic total knee replacement, and direct anterior total hip replacement. He is a member of the American Academy of Orthopaedic Surgeons (AAOS), North American Spine Society, Eastern Orthopaedic Association, Pennsylvania Orthopaedic Society, and Lycoming County Medical Society. In his free time, he enjoys hiking and skiing. Dr. DiSimone is designated as a UPMC Health Plan Hip and Knee Joint Replacement Surgery Center of Excellence surgeon at UPMC Williamsport based on his commitment to quality care and outstanding patient experience.

Dr. Disimone is rated as a Distinguished provider by MediFind in the treatment of Osteoarthritis. His top areas of expertise are Spondylolisthesis, Osteoarthritis, Fractured Spine, Microdiscectomy, and Cervical Disc Surgery.

Graduate Institution
Hahnemann University School Of Medicine, 1982
Residency
Hahnemann University Hospital
Specialties
Orthopedics
Licenses
Orthopaedic Surgery in PA
Board Certifications
American Board Of Orthopaedic Surgery
Hospital Affiliations
Geisinger Medical Center
Upmc Williamsport
Upmc Wellsboro
Languages Spoken
English
Gender
Male

Insurance

Accepted insurance can change. Please verify directly with the provider.

Find your insurance
Find your insuranceClose

Accepted insurance plans:

Aetna
  • EPO
  • HMO
  • POS
  • PPO
Anthem
  • EPO
  • HMO
  • POS
  • PPO
Blue Cross Blue Shield
  • EPO
  • HMO
  • POS
  • PPO
Capital Blue Cross
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • OTHER MEDICARE PART D
  • PPO
Cigna
  • EPO
  • HMO
  • PPO
Gateway Health Plan
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE SNP
  • OTHER MEDICARE PART D
Geisinger
  • HMO
  • POS
  • PPO
Health Care Services Corporation
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • OTHER COMMERCIAL
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
  • PPO
Health First
  • HMO
  • POS
Health Partners Plans
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE SNP
Highmark
  • EPO
  • HMO
  • PPO
Horizon Healthcare
  • EPO
  • POS
Humana
  • HMO
  • INDEMNITY
  • POS
  • PPO
Independent Health
  • EPO
  • POS
  • PPO
Managed Medicaid
  • OTHER MANAGED MEDICAID
Medicaid
  • OTHER MEDICAID
  • STATE MEDICAID
Medicare
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • MEDICARE-MEDICAID PLAN
  • OTHER MEDICARE PART D
Nippon Life
  • INSURANCE PLAN
PA Health and Wellness
  • HMO
  • MANAGED MEDICAID PLAN
UnitedHealthcare
  • EPO
  • HMO
  • POS
  • PPO
UPMC
  • EPO
  • PPO
Wellcare
  • EPO
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • MEDICARE-MEDICAID PLAN
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
View 17 Less Insurance Carriers -

Locations

UPMC Orthopaedic Care
1705 Warren Avenue, Suite 101, Williamsport, PA 17701
Call: 570-979-4938
Similar Doctors
Distinguished in Osteoarthritis
Dr. John H. Bailey
Orthopedics
Distinguished in Osteoarthritis
Dr. John H. Bailey
Orthopedics

Susquehanna Physician Services

1705 Warren Ave, 101 103 Susquehanna Heal, 
Williamsport, PA 
 (8.7 miles away)
570-321-2020
Languages Spoken:
English
See accepted insurances

John Bailey is an Orthopedics provider in Williamsport, Pennsylvania. Dr. Bailey is rated as an Advanced provider by MediFind in the treatment of Osteoarthritis. His top areas of expertise are Osteoarthritis, Knock Knees, Bursitis, Hip Replacement, and Knee Replacement.

Distinguished in Osteoarthritis
Dr. Charles L. Cole
Orthopedics
Distinguished in Osteoarthritis
Dr. Charles L. Cole
Orthopedics

Evangelical Medical Services Organization

210 Jpm Rd, 
Lewisburg, PA 
 (25.4 miles away)
570-522-4200
Languages Spoken:
English
See accepted insurances

Charles Cole is an Orthopedics provider in Lewisburg, Pennsylvania. Dr. Cole is rated as an Advanced provider by MediFind in the treatment of Osteoarthritis. His top areas of expertise are Osteoarthritis, Tenosynovitis, Bursitis, and Hip Replacement.

David J. Kolessar
Distinguished in Osteoarthritis
Dr. David J. Kolessar
Orthopedics
Distinguished in Osteoarthritis
Dr. David J. Kolessar
Orthopedics

Geisinger Wilkes Barre - Orthopaedics And Sports Medicine

1175 East Mountain Boulevard, 
Wilkes Barre, PA 
 (54.8 miles away)
800-275-6401
Languages Spoken:
English
See accepted insurances
Accepting New Patients
Offers Telehealth

David Kolessar is a board-certified orthopaedic surgeon specializing in knee and hip replacement surgery and subspecializing in adult reconstructive surgery. He is chief of Adult Reconstruction for the Geisinger Musculoskeletal Institute, Northeast Region.|Dr. Kolessar has an in-depth understanding of the details and complexities involved in primary and revision hip and knee replacements. He offers outpatient hip and knee replacement surgery and online preoperative and postoperative exercise and therapy programs. Dr. Kolessar's clinical interests include management of knee and hip arthritis or deformity in adults, post-traumatic joint damage, and hip disorders such as dysplasia and femoroacetabular impingement. His research interests include joint replacement topics. Dr. Kolessar focuses on contemporary surgical techniques using computer navigation, robotic-arm-assisted surgery and multimodal pain management protocols.|Dr. Kolessar earned his medical degree from Temple University. He completed his internship and residency at Albert Einstein Medical Center and a fellowship in adult reconstruction and total joint replacement at Mayo Clinic in Rochester, Minn. He has academic appointments as clinical associate professor of orthopaedic surgery at Temple University School of Medicine and at Geisinger Commonwealth School of Medicine. Dr. Kolessar is certified by the American Board of Orthopaedic Surgery.|A native of the Wilkes-Barre area, Dr. Kolessar attended The University of Scranton for his undergraduate degree. Dr. Kolessar is rated as an Advanced provider by MediFind in the treatment of Osteoarthritis. His top areas of expertise are Osteoarthritis, Osteonecrosis, Bursitis, Hip Replacement, and Knee Replacement.

VIEW MORE OSTEOARTHRITIS DOCTORS

Areas of Expertise

MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.

Learn more about MediFind’s expert tiers

Find Dr. Disimone's expertise for a condition
ConditionClose
    • Distinguished
    • Osteoarthritis
      Dr. Disimone is
      Distinguished
      . Learn about Osteoarthritis.
      See more Osteoarthritis experts
    • Spondylolisthesis
      Dr. Disimone is
      Distinguished
      . Learn about Spondylolisthesis.
      See more Spondylolisthesis experts
    • Advanced
    • Bone Graft
      Dr. Disimone is
      Advanced
      . Learn about Bone Graft.
      See more Bone Graft experts
    • Bursitis
      Dr. Disimone is
      Advanced
      . Learn about Bursitis.
      See more Bursitis experts
    • Carpal Tunnel Syndrome
      Dr. Disimone is
      Advanced
      . Learn about Carpal Tunnel Syndrome.
      See more Carpal Tunnel Syndrome experts
    • Cervical Disc Surgery
      Dr. Disimone is
      Advanced
      . Learn about Cervical Disc Surgery.
      See more Cervical Disc Surgery experts
    • Fractured Spine
      Dr. Disimone is
      Advanced
      . Learn about Fractured Spine.
      See more Fractured Spine experts
    • Herniated Disc Surgery
      Dr. Disimone is
      Advanced
      . Learn about Herniated Disc Surgery.
      See more Herniated Disc Surgery experts
    View All 14 Advanced Conditions
    • Experienced
    • Caffey Disease
      Dr. Disimone is
      Experienced
      . Learn about Caffey Disease.
      See more Caffey Disease experts
    • Cervical Spondylosis
      Dr. Disimone is
      Experienced
      . Learn about Cervical Spondylosis.
      See more Cervical Spondylosis experts
    • Coccydynia
      Dr. Disimone is
      Experienced
      . Learn about Coccydynia.
      See more Coccydynia experts
    • Foot Drop
      Dr. Disimone is
      Experienced
      . Learn about Foot Drop.
      See more Foot Drop experts
    • Herniated Disk
      Dr. Disimone is
      Experienced
      . Learn about Herniated Disk.
      See more Herniated Disk experts
    • Hip Replacement
      Dr. Disimone is
      Experienced
      . Learn about Hip Replacement.
      See more Hip Replacement experts
    View All 12 Experienced Conditions
    Want to save this doctor for later?
    Sign Up
    Is this your doctor?
    Find A Second Opinion
    Not sure about your diagnosis?
    Check Your Symptoms
     
     
     
     
    Learn about our expert tiers
    Learn More
    Are you the provider on this profile?
    Claim Profile
    For Patients
    • Our Story
    • How MediFind Works
    • Conditions A-Z
    • Doctor Directory
    • Symptoms Directory
    • Procedures Directory
    • Treatment Directory
    • Drug Directory
    • Infusion Center Finder
    • FAQ
    • Contact Us
    For Providers and Practices
    • Claim Your Profile
    • Newsroom
    Business Solutions
    • Provider
    • Network Solutions
    Additional Resources
    • Consumer Health Data Privacy Policy
    • Privacy Policy
    • Terms of Use
    • Advertising Policy
    • Content Policy
    Subscribe to our newsletter

    Sign up to stay informed about MediFind and get wellness sent your way.

    Close

      By subscribing, I agree to MediFind's Terms of Use, Privacy Policy and Consumer Health Data Privacy Policy, as applicable.

      Bullet PinMediFind
      Follow us on
      This information is not intended as a substitute for informed medical advice. You should work with a licensed professional to diagnose and treat health conditions. We let the data speak for itself, MediFind does not endorse any healthcare providers.
      © 2026 All Rights Reserved

      Request an Appointment

      If you are experiencing a medical emergency, call 9-1-1.

      MediFind will contact the provider for your appointment request. You’ll receive status updates by email. Your provider or MediFind will reach out to you directly by phone or email to schedule your appointment or request additional information.

      Patient Details

      This information is for the patient who will be seen at the appointment.

        Close

        Returning patient? Use your address on file with the provider.

        Insurance Details

        Please provide information of the primary insurance holder as the practice may require this information to schedule.

        Insurance Provider *
        Insurance ProviderClose

        Appointments Details

        Let’s get more information about your appointment.

                0 / 1000
                0 / 1000
                By pressing the Submit button you are agreeing to MediFind’s Terms of Use, Privacy Policy and Consumer Health Data Privacy Policy, as applicable.