Bruce R Knolmayer, MD| Orthopedic Surgery | MedStar Health
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Bruce R Knolmayer

Bruce R Knolmayer, MD
Provider is directly employed by MedStar Health

5 out of 5 (2527 reviews)

Specialties: Orthopedic Surgery

Languages: English

301-774-8959

About me

Dr. Knolmayer is the Chief of Orthopaedics at our MedStar Montgomery Medical Center location. He is a board certified orthopaedic surgeon who specializes in joint replacement and sports medicine, but also performs other general orthopaedic surgeries. He attended Cornell University as an undergraduate, graduating with distinction, and attended Georgetown University Medical School, graduating cum laude. He completed his orthopaedic residency at Georgetown Hospital in 1997.

Dr. Knolmayer started in private practice in 1997 and joined MedStar Georgetown Orthopaedics in February 2011. He has participated on numerous committees at MedStar Montgomery Medical Center and has also served as Chairman of the Department of Surgery in the past. Dr. Knolmayer has also served the community as team doctor for Watkins Mill High School football team from 1997-2010.  He also has been voted a Top Doc in the Washingtonian and Bethesda magazines.

Clinical areas of focus

  • Ankle And Foot Ligament Sprain
  • Ankle Fracture Treatment
  • Heel Tendon Repair
  • Hip Osteoarthritis
  • Knee Arthroscopy With Meniscectomy
  • Knee Pain
  • Knee Replacement
  • Knee Revision Surgery
  • Meniscus Injury Treatment
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Conditions and procedures

Conditions I treat

  • Acl Tear
  • Ankle And Foot Fracture
  • Ankle And Foot Injury
  • Ankle And Foot Ligament Sprain
  • Arthropathy
  • Bone Disorders
  • Bursitis Of Knee
  • Bursopathy
  • Cartilage Damage
  • Cartilage Disorder
  • Complications Of Joint Replacement
  • Elbow And Forearm Injury
  • Enthesopathy Of Lower Limb
  • Femur Shaft Fracture
  • Forearm Fracture
  • Hand And Wrist Fracture
  • Hip And Thigh Tendon Injury
  • Hip Fracture
  • Hip Joint Dislocation
  • Hip Osteoarthritis
  • Hip Pain
  • Joint Derangement Of Knee
  • Joint Disorder
  • Joint Infection (SEPTIC ARTHRITIS)
  • Joint Sprain
  • Knee Dislocation
  • Knee Fracture
  • Knee Joint And Ligament Sprain
  • Knee Pain
  • Lcl Injury
  • Lower Leg And Ankle Fracture
  • Lower Leg Injury
  • Muscle Calcification And Ossification
  • Muscle Disorders
  • Muscle Strain
  • Orthopedic Aftercare
  • Orthopedic Implant Complications
  • Osteoarthritis
  • Osteoarthritis Pain
  • Osteonecrosis
  • Patella Tracking Disorder
  • Presence Of Functional Implants
  • Rheumatoid Arthritis
  • Shoulder And Upper Arm Muscle, Fascia, And Tendon Injury
  • Shoulder And Upper Arm Tendon Injury
  • Shoulder Arthritis
  • Shoulder Dislocation
  • Shoulder Fracture
  • Shoulder Joint And Ligament Sprain
  • Stress Fracture
  • Superficial Knee Injury
  • Synovium And Tendon Disorder
  • Tendinitis
  • Tendinous Disorders
  • Tendonitis Of The Shoulder
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Procedures I perform

  • Achilles Tendon Rupture Treatment
  • Ankle Arthroscopy
  • Ankle Fracture Treatment
  • Ankle Joint Replacement
  • Arthrocentesis
  • Arthrodesis Of Ankle
  • Arthroplasty
  • Arthroscopic Loose Body Removal
  • Arthroscopic Surgery
  • Arthroscopy With Chondroplasty
  • Bone Graft
  • Bone Repair
  • Closed Clavicular Fracture Treatment
  • Closed Femoral Fracture Treatment
  • Closed Fibular Fracture Treatment
  • Closed Patellar Fracture Treatment
  • Closed Treatment Of Femoral Fracture Without Manipulation
  • Femoral Nerve Transfer
  • Femur Fracture Stabilization
  • Fibula Osteotomy
  • Ganglion Cyst Excision
  • Glenohumeral Joint Total Shoulder Arthroplasty
  • Greater Humeral Tuberosity Fracture Treatment
  • Heel Tendon Repair
  • Hip Arthroplasty
  • Hip Joint Replacement
  • Hip Revision Surgery
  • Hip Tenotomy
  • Intertrochanteric Fracture Treatment
  • Joint Arthroscopy
  • Joint Debridement
  • Knee Arthroscopy With Meniscectomy
  • Knee Injection
  • Knee Injury Treatment
  • Knee Joint Diagnostic Drainage
  • Knee Ligament Repair
  • Knee Realignment
  • Knee Replacement
  • Knee Revision Surgery
  • Left Hip Replacement
  • Median Nerve Decompression
  • Meniscus Injury Treatment
  • Muscle Injection
  • Open Femoral Fracture Treatment
  • Open Treatment Of Tibial Fracture
  • Osteochondral Defect Treatment
  • Osteotomy
  • Patellar Tendonitis Treatment
  • Percutaneous Drainage
  • Proximal Humeral Fracture Treatment
  • Removal Of Implant
  • Removal Of Synthetic Substitute From Knee Joint
  • Revision Of Total Hip Arthroplasty
  • Revision Of Total Knee Arthroplasty
  • Right Hip Replacement
  • Rotator Cuff Tendinitis Treatment
  • Shoulder Arthroplasty
  • Shoulder Arthroscopy
  • Shoulder Impingement Syndrome Treatment
  • Shoulder Joint Replacement
  • Shoulder Joint Synthetic Substitute Removal
  • Shoulder Labral Repair
  • Shoulder Replacement
  • Shoulder Revision Surgery
  • Sports Injury Treatment
  • Tendon Transplantation
  • Tibial Fracture Treatment
  • Total Hip Arthroplasty
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Practice locations

Distance from Change LocationEnter your Location

18109 Prince Philip Dr
Ste 325
Olney, MD, 20832

301-774-8958

Fax 410-354-2985

Get Directions

miles away

Fax 410-354-2985

Insurance

MedStar Health accepts most major health insurance plans. If you are uncertain as to whether your individual health insurance plan is accepted at MedStar Health, please call your insurance company.

  • List of insurance plans we accept
    • CIGNA HMO & Network (HMO)
    • Coventry Health Care National Network PPO
    • Optimum Choice Preferred (POS)
    • Beech Street PPO
    • TRICARE East Prime
    • Uniformed Services Family Health Plan
    • United Healthcare Select HMO - EPO/NPP
    • Aetna Basic
    • Aetna Medicare Advantage HMO & PPO Plans
    • Aetna Classic 3500
    • Anthem BCBS of VA HealthKeepers (POS & POS OA)
    • UHC Group Medicare Advantage Plans (HMO, POS, PPO)
    • Kaiser Permanente Select
    • Aetna HMO-Open Access/Select OA/HealthFund/Health Network Option OA
    • IH-Open Network Only Plus
    • Cigna Achieve Medicare (HMO C-SNP)
    • Kaiser Permanente Flexible Choice 3-tier POS
    • CIGNA PPO Plus
    • Medicare FFS
    • Anthem BCBS of VA HealthKeepers Plus
    • CareFirst Dual Prime HMO-SNP
    • IH-Open HMO
    • Johns Hopkins Advantage MD PPO
    • TriWest Healthcare Alliance
    • IH-Open EPO Plus
    • Anthem BCBS Medi Blue Plus
    • Kaiser Permanente Select - Added Choice
    • Blue Choice Advantage
    • CareFirst Group Medicare Advantage
    • United Healthcare Select HMO-EPO/NPP Cardiac Global
    • AmeriHealth Caritas DC Healthy Families
    • CareFirst Maryland Indemnity or PPO
    • CareFirst BlueCross BlueShield Advantage Core/Enhanced
    • OA Plus
    • Lasso Healthcare - Medicare Medical Savings Account
    • IH-Open POS Plus
    • Anthem Federal Employee Program Standard
    • Coventry of Delaware HMO/PPO
    • UHC Passport
    • CareFirst Group Medicare Advantage prescription drug benefit (PPO)
    • MedStar Family Choice DC Healthcare Alliance
    • United Healthcare Choice Plus
    • CareFirst Blue Preferred PPO
    • Network OA
    • Optima Family Care MCO - VA Medicaid MCO
    • Aetna Managed Choice Open Access (POS)
    • CareFirst Maryland Point of Service Plan
    • CIGNA Indemnity
    • Private Health Care Systems (PPO)
    • CIGNA PPO
    • Cigna Alliance Medicare (HMO)
    • AmeriHealth Caritas DC Healthcare Alliance
    • POS OA
    • Cigna True Choice Medicare (PPO)
    • Amerigroup DC Healthy Families
    • OCI Direct (HMO)
    • UnitedHealthcare Medicare Adv. Special Needs Plans
    • Cigna True Choice Plus Medicare (PPO)
    • First Health PPO
    • United Healthcare Choice Plus Cardiac Global
    • Geisinger Medicare Advantage
    • CIGNA POS/Network POS
    • IH-Open POS II
    • Select HMO/HealthFund/Health Network
    • HumanaChoice PPO
    • United Healthcare Choice
    • Fee-for-Service (FFS) District of Columbia, Maryland and Virginia Medicaid
    • M.D. IPA (HMO)
    • Aetna Premier 200PD
    • CareFirst EPO
    • TRICARE for Life East
    • MedStar Family Choice - Maryland Health Choice
    • CIGNA HMO Open Access
    • Core Essential (HMO)
    • Choice Care Network/HUMANA (PPO)
    • BlueChoice Open Access
    • WellPoint Maryland - Maryland Health Choice
    • IH-Network Only Plus
    • Aetna Medicare Advantage PFFS Plan
    • United Healthcare Options (PPO)
    • Choice POS II Open Access
    • HealthyBlue PPO
    • Aetna Advantage 6350
    • IH-EPO Plus
    • Aetna Managed Choice (POS)
    • Aetna Student Health Insurance
    • Alterwood Advanatge HMO & DSNP Plans
    • IH-PPO
    • First Health PPO
    • Choice Fund PPO
    • Anthem BCBS of VA HealthKeepers (HMO)
    • Johns Hopkins Advantage MD PLUS PPO
    • Aetna Open Choice (PPO)
    • CareFirst Blue Choice Opt Out Plus Open Access (POS)
    • United Healthcare Navigate Cardiac Global
    • Aetna VA Exchange
    • HumanaChoice Honor's plan PPO
    • Kaiser Permanente Flexible Choice POS Cardiac Global
    • MD IPA (HMO) & MD IPA Preferred Cardiac Global
    • Aetna Classic 5000
    • Aetna Elect Choice/ Open Access (POS)
    • CareFirst Federal Employee Program (Std. & Basic PPO)
    • Kaiser Permanente HMO Plus and DHMO Plus Member
    • United HealthCare Community Plan - Maryland Health Choice Program
    • Kaiser Permaenete Signature - Added Choice Cardiac Global
    • UnitedHealthcare and AARP Medicare Complete Plans
    • Amerigroup DC Alliance
    • CareFirst Community Health Plan of MD
    • Medicare Direct
    • Johns Hopkins Advantage MD HMO
    • Maryland Physicians Care MCO
    • Aetna Traditional Choice (PPO)
    • Choice POS
    • CIGNA Connect EPO
    • Aetna Advantage 5750
    • IH-HMO
    • CareFirst MedStar PPO
    • Magellan Complete Care of VA - VA Medicaid MCO
    • CareFirst Blue Choice Opt Out Open Access
    • United Healthcare Choice Cardiac Global
    • DC/MD SHOP QHP Small Business Plans
    • IH-Indemnity
    • Cigna Preferred Medicare (HMO)
    • Optimum Choice
    • Mamsi Life & Health (Indem./PPO)
    • Aetna HMO
    • Humana Gold Plus HMO
    • MultiPlan, Inc
    • Anthem BCBS Medi Blue SNP
    • Healthy Blue (HMO, POS)
    • Tricare Reserve Select
    • HighMark
    • Veterans Affairs Community Care Network
    • Aetna Quality Point of Service (POS)
    • Police and Fire Clinic
    • Coventry Health Care of Virginia
    • BCBS of Michigan (BCN Advantage,Security Blue, Freedom, Medicare PLUS Blue Group PPO)
    • NYC Medicare Advantage Plus
    • Anthem BCBS of VA Key Care POS/PPO/Indemnity
    • CareFirst FEP Blue Focus
    • CIGNA EPO
    • Aetna Better Health of MD
    • AMERIVANTAGE/Amerigroup Community Care
    • CareFirst Administrators
    • UnitedHealthcare Medicare Advantage DSNP District of Columbia
    • Sentara Health
    • Mamsi Life & Health (Indem./PPO) Cardiac Global
    • CIGNA SureFit (HMO)
    • Priority Partners - Maryland Health Choice
    • Advantra Platinum (PPO)
    • Kaiser Permanente Signature - Added Choice
    • Options PPO Cardiac Global
    • Kaiser Maryland Medicaid MCO
    • United Healthcare Community Plan - VA Medicaid MCO
    • Employee Health Plan
    • Aetna Advantage 6350PD
    • HUMANA/Choice Care Medicare Plans (Choice, Gold Choice)
    • Kaiser Permanente Medicare Plus
    • Cigna TotalCare (HMO D-SNP)
    • Aetna Worker's Compensation Network
    • Aetna Signature Administrator PPO/TPA
    • Health Services for Children with Special Needs
    • Aetna Classic 5000PD
    • Kaiser Permanente Signature
    • Aetna Elect Choice/ EPO (Aetna Health Fund)
    • CareFirst (NCA) Indemnity
    • Jai Medical Systems - Maryland Health Choice
    • Kaiser Permanente Medicare Advantage Signature and Select
    • United Student Resources
    • M.D. IPA Preferred (POS)
    • Aetna Better Health of VA
    • IH-POS Plus
    • Navigate
    • Optimum Choice & Optimum Choice Preferred (POS) Cardiac Global
    • UnitedHealthcare Individual Exchange Plans
    • CareFirst NASCO
    • Choice POS II
    • CareFirst MedStar Select PPO
    • United Healthcare Select Plus (POS)
    • Kaiser Permanente Select Cardiac Global
    • IH-POS
    • IH-Open HMO Option
    • CareFirst Blue Card Program
    • MedStar Family Choice DC Healthy Families
    • Anthem Federal Employee Program Basic
    • CareFirst BlueChoice HMO
    • Anthem BCBS Medi Blue Dual Adv
    • TRICARE East Select
    • Humana Medicare Advantage - HMO Open Access
    • Private Fee-for-Service Plans (PFFS)
    • BCBS Out-of-State Medicare Plans (Blue Advantage)
    • Medicare Advantage - Advantra Value (PPO)
    • Erickson Advantage Plans
    • Great-West Healthcare POS/CIGNA
    • Humana Medicare Advantage - PPO
    • United Medicare Private Fee-for-Service (PFFS) plans

Education

Board Certification: American Board of Orthopedic Surgery, Orthopedic Surgery

Residency: Georgetown University Medical Center GME (1997)

Residency: Georgetown University Hospital (1993)

Medical School: Georgetown University (1991)

Ratings and reviews

  • Explanations the care provider gave you about your problem or condition

    5
  • Extent to which the care provider listened to you

    5
  • Care provider’s discussion of any proposed treatment (options, risks, benefits, etc.)

    5
  • Provider included you in decisions

    5
  • Concern the care provider showed for your questions or worries

    5
  • Likelihood of recommending this care provider to others

    5
  • Apr 30, 2026

    Dr Knolmayer is always fantastic and I have all the confidence in the world and his expertise

  • Apr 30, 2026

    Dr Knolmayer is a wonderful doctor. Glad I found him.

  • Apr 29, 2026

    Dr. Knolmayer is the best. I would recommend him to anyone and everyone