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

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

5 out of 5 (2249 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 Arthroscopy With Synovectomy
  • Hip Osteoarthritis
  • Knee Arthroscopy With Meniscectomy
  • Knee Pain
  • Knee Replacement
  • Knee Revision Surgery
  • Meniscus Injury Treatment
  • Torn Tendon
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Conditions and procedures

Conditions I treat

  • Abdomen, Lower Back, Pelvis, And Genital Injury
  • Acantholytic Disorders
  • Acl Tear
  • Acquired Absence Of Limb
  • Ankle And Foot Fracture
  • Ankle And Foot Injury
  • Ankle And Foot Ligament Sprain
  • Ankle Joint Dislocation
  • Arthropathy
  • Benign Neoplasm Of Bone And Articular Cartilage
  • Benign Tumor
  • Bone Cancer
  • Bone Density Disorder
  • Bone Discontinuity
  • Bone Disorders
  • Bone Infection (OSTEOMYELITIS)
  • Bulging Disc
  • Bursitis Of Knee
  • Bursopathy
  • Cartilage Damage
  • Cartilage Disorder
  • Cervical Herniated Disc
  • Chest Injury
  • Chronic Regional Pain Syndrome
  • Complications Of Cardiac And Vascular Prosthetic Devices
  • Complications Of Joint Replacement
  • Complications Of Procedures
  • Congenital Malformations Of Spine And Bony Thorax
  • Congenital Musculoskeletal Deformities
  • Deforming Dorsopathies
  • Dentofacial Abnormality
  • Dorsalgia
  • Dorsopathies
  • Elbow And Forearm Injury
  • Elbow Joint And Ligament Dislocation And Sprain
  • Enteropathic Arthropathies
  • Enthesopathies
  • Enthesopathy Of Lower Limb
  • Failed Back Syndrome
  • Femur Shaft Fracture
  • Finger, Hand, And Wrist Open Wound
  • Flexor Tendon Rupture
  • Flexor Tendonitis
  • Forearm Fracture
  • Forearm Tendon Injury
  • Gout
  • Hand And Wrist Fracture
  • Hip And Thigh Tendon Injury
  • Hip Fracture
  • Hip Joint Dislocation
  • Hip Osteoarthritis
  • Hip Pain
  • Inflammatory Spondylopathies
  • Intervertebral Disc Disorders
  • Joint Derangement
  • Joint Derangement Of Knee
  • Joint Disorder
  • Joint Infection (SEPTIC ARTHRITIS)
  • Joint Sprain
  • Knee And Leg Open Wound
  • Knee Dislocation
  • Knee Fracture
  • Knee Joint And Ligament Sprain
  • Knee Pain
  • Kyphosis
  • Labral Tears
  • Lcl Injury
  • Limb Deformity
  • Lordosis
  • Lower Leg And Ankle Fracture
  • Lower Leg Injury
  • Lumbar Disc Disease
  • Lumbar Spine Fracture
  • Malignant Neoplasm Of Connective And Soft Tissue
  • Mononeuropathy Of Lower Limb
  • Mononeuropathy Of Upper Limb
  • Muscle Calcification And Ossification
  • Muscle Disorders
  • Muscle Strain
  • Neck Nerve And Spinal Cord Injury
  • Neoplasm Of Uncertain Behavior
  • Nerve Root Disorders
  • Orthopedic Aftercare
  • Orthopedic Implant Complications
  • Osteoarthritis
  • Osteoarthritis Of First Carpometacarpal Joint
  • Osteoarthritis Pain
  • Osteochondral Defect
  • Osteonecrosis
  • Osteoporosis
  • Patella Tracking Disorder
  • Pathologic Fracture
  • Periprosthetic Fracture
  • Polyosteoarthritis
  • Presence Of Functional Implants
  • Rheumatoid Arthritis
  • Rib And Sternum Fracture
  • Scoliosis
  • Septic Arthritis Of The Hip
  • Shoulder And Upper Arm Muscle, Fascia, And Tendon Injury
  • Shoulder And Upper Arm Tendon Injury
  • Shoulder Arthritis
  • Shoulder Burns
  • Shoulder Dislocation
  • Shoulder Fracture
  • Shoulder Joint And Ligament Sprain
  • Spinal Cord Injury
  • Spinal Osteochondrosis
  • Spondylolisthesis
  • Spondylopathies
  • Spondylosis
  • Stress Fracture
  • Superficial Knee Injury
  • Synovium And Tendon Disorder
  • Tendinitis
  • Tendinous Disorders
  • Tendonitis Of The Shoulder
  • Thumb Synovitis
  • Torn Tendon
  • Vertebral Fractures
  • Wrist And Hand Joint And Ligament Dislocation And Sprain
  • Wrist And Hand Tendon Injury
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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
  • Cervical Myelopathy Surgery
  • Cervical Vertebra Reposition
  • Closed Clavicular Fracture Treatment
  • Closed Femoral Fracture Treatment
  • Closed Fibular Fracture Treatment
  • Closed Patellar Fracture Treatment
  • Closed Treatment Of Femoral Fracture Without Manipulation
  • Distal Radius Fracture Treatment
  • Extensor Tendon Grafting
  • External Fixation Of Right Tarsal
  • Femoral Nerve Transfer
  • Femur Fracture Stabilization
  • Fibula Osteotomy
  • Float Therapy
  • Ganglion Cyst Excision
  • Glenohumeral Joint Total Shoulder Arthroplasty
  • Greater Humeral Tuberosity Fracture Treatment
  • Heel Tendon Repair
  • Hip Arthroplasty
  • Hip Arthroscopy With Synovectomy
  • Hip Distraction
  • Hip Joint Replacement
  • Hip Osteotomy Revision
  • Hip Resurfacing
  • 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
  • Labral Tears Treatment
  • Left Hip Replacement
  • Median Nerve Decompression
  • Meniscus Injury Treatment
  • Muscle Injection
  • Nerve Block
  • 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
  • Reposition Upper Femur With Internal Fixation
  • 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
  • Spinal Fusion
  • Spinal Spondylolysis Treatment
  • Sports Injury Treatment
  • Tendon Transplantation
  • Tibial Fracture Treatment
  • Total Hip Arthroplasty
  • Triangular Fibrocartilage Complex Injury Treatment
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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
    • IH-POS Plus
    • DC/MD SHOP QHP Small Business Plans
    • CareFirst Group Medicare Advantage prescription drug benefit (PPO)
    • Aetna Elect Choice/ Open Access (POS)
    • M.D. IPA (HMO)
    • IH-Network Only Plus
    • BCBS of Michigan (BCN Advantage,Security Blue, Freedom, Medicare PLUS Blue Group PPO)
    • Choice POS II
    • IH-Indemnity
    • Kaiser Permanente Select - Added Choice
    • Sentara Health
    • TriWest Healthcare Alliance
    • United Healthcare Select HMO-EPO/NPP Cardiac Global
    • IH-EPO Plus
    • Kaiser Permanente Medicare Plus
    • UnitedHealthcare and AARP Medicare Complete Plans
    • Cigna Achieve Medicare (HMO C-SNP)
    • MedStar Family Choice - Maryland Health Choice
    • Mamsi Life & Health (Indem./PPO) Cardiac Global
    • Alterwood Advanatge HMO & DSNP Plans
    • Amerigroup DC Alliance
    • MedStar Family Choice - Maryland Health Choice
    • Lasso Healthcare - Medicare Medical Savings Account
    • Aetna Classic 5000
    • IH-PPO
    • Medicare Advantage - Advantra Value (PPO)
    • Private Fee-for-Service Plans (PFFS)
    • United Healthcare Choice Cardiac Global
    • BCBS Out-of-State Medicare Plans (Blue Advantage)
    • Aetna HMO-Open Access/Select OA/HealthFund/Health Network Option OA
    • Anthem BCBS of VA HealthKeepers (HMO)
    • MedStar Family Choice DC Healthcare Alliance
    • CareFirst Blue Card Program
    • Aetna Premier 200PD
    • First Health PPO
    • Medicare FFS
    • CareFirst EPO
    • United Healthcare Options (PPO)
    • Great-West Healthcare POS/CIGNA
    • Veterans Affairs Community Care Network
    • Aetna Better Health of MD
    • IH-Open POS Plus
    • CareFirst MedStar PPO
    • CIGNA EPO
    • Humana Medicare Advantage - PPO
    • Beech Street PPO
    • CIGNA Connect EPO
    • United Medicare Private Fee-for-Service (PFFS) plans
    • Erickson Advantage Plans
    • Cigna TotalCare (HMO D-SNP)
    • Jai Medical Systems - Maryland Health Choice
    • Aetna Classic 3500
    • Anthem Federal Employee Program Standard
    • Fee-for-Service (FFS) District of Columbia, Maryland and Virginia Medicaid
    • NYC Medicare Advantage Plus
    • MultiPlan, Inc
    • MedStar Family Choice DC Healthcare Alliance
    • United Healthcare Choice Plus
    • IH-Open POS II
    • CareFirst Maryland Indemnity or PPO
    • United Healthcare Choice
    • IH-Open Network Only Plus
    • Anthem BCBS of VA HealthKeepers Plus
    • Healthy Blue (HMO, POS)
    • MedStar Family Choice DC Healthy Families
    • Aetna Advantage 6350
    • BlueChoice Open Access
    • Aetna HMO
    • Fee-for-Service (FFS) District of Columbia, Maryland and Virginia Medicaid
    • CareFirst Federal Employee Program (Std. & Basic PPO)
    • CIGNA POS/Network POS
    • IH-Open HMO Option
    • TRICARE East Prime
    • Humana Gold Plus HMO
    • UnitedHealthcare Individual Exchange Plans
    • UnitedHealthcare Individual Exchange Plans
    • Optimum Choice & Optimum Choice Preferred (POS) Cardiac Global
    • Select HMO/HealthFund/Health Network
    • Anthem BCBS of VA HealthKeepers (POS & POS OA)
    • Aetna Student Health Insurance
    • UnitedHealthcare Medicare Adv. Special Needs Plans
    • AmeriHealth Caritas DC Healthcare Alliance
    • United Healthcare Navigate Cardiac Global
    • Coventry of Delaware HMO/PPO
    • Kaiser Permanente Medicare Advantage Signature and Select
    • IH-HMO
    • WellPoint Maryland - Maryland Health Choice
    • AmeriHealth Caritas DC Healthy Families
    • Coventry Health Care National Network PPO
    • CareFirst NASCO
    • Aetna Signature Administrator PPO/TPA
    • Kaiser Permanente Flexible Choice 3-tier POS
    • Aetna Managed Choice Open Access (POS)
    • Choice POS
    • Mamsi Life & Health (Indem./PPO)
    • United Student Resources
    • Choice POS II Open Access
    • CareFirst MedStar Select PPO
    • Advantra Platinum (PPO)
    • TRICARE East Select
    • Aetna Advantage 5750
    • CareFirst FEP Blue Focus
    • Aetna VA Exchange
    • Anthem BCBS Medi Blue SNP
    • Geisinger Medicare Advantage
    • Private Health Care Systems (PPO)
    • Optimum Choice Preferred (POS)
    • AMERIVANTAGE/Amerigroup Community Care
    • Kaiser Maryland Medicaid MCO
    • Optima Family Care MCO - VA Medicaid MCO
    • CareFirst Administrators
    • Aetna Medicare Advantage HMO & PPO Plans
    • Police and Fire Clinic
    • OA Plus
    • Kaiser Permanente Select
    • Kaiser Permanente Signature
    • Medicare Direct
    • Aetna Classic 5000PD
    • Uniformed Services Family Health Plan
    • CIGNA PPO
    • Kaiser Permanente Select Cardiac Global
    • Kaiser Permanente Signature - Added Choice
    • CareFirst BlueChoice HMO
    • Network OA
    • Aetna Advantage 6350PD
    • CIGNA SureFit (HMO)
    • HumanaChoice Honor's plan PPO
    • Humana Medicare Advantage - HMO Open Access
    • United Healthcare Select Plus (POS)
    • Aetna Basic
    • OCI Direct (HMO)
    • Anthem BCBS Medi Blue Plus
    • IH-Open EPO Plus
    • CIGNA PPO Plus
    • Aetna Better Health of VA
    • CareFirst (NCA) Indemnity
    • Anthem BCBS Medi Blue Dual Adv
    • Johns Hopkins Advantage MD HMO
    • Anthem Federal Employee Program Basic
    • Magellan Complete Care of VA - VA Medicaid MCO
    • CIGNA Indemnity
    • Employee Health Plan
    • Core Essential (HMO)
    • Optimum Choice
    • Options PPO Cardiac Global
    • Aetna Elect Choice/ EPO (Aetna Health Fund)
    • Health Services for Children with Special Needs
    • United Healthcare Community Plan - VA Medicaid MCO
    • Choice Fund PPO
    • Aetna Open Choice (PPO)
    • Choice Care Network/HUMANA (PPO)
    • IH-Open HMO
    • Kaiser Permanente Flexible Choice POS Cardiac Global
    • Tricare Reserve Select
    • HumanaChoice PPO
    • Aetna Managed Choice (POS)
    • HealthyBlue PPO
    • Aetna Worker's Compensation Network
    • CareFirst Group Medicare Advantage
    • Johns Hopkins Advantage MD PLUS PPO
    • Navigate
    • Aetna Quality Point of Service (POS)
    • MD IPA (HMO) & MD IPA Preferred Cardiac Global
    • CareFirst Dual Prime HMO-SNP
    • Cigna Preferred Medicare (HMO)
    • United Healthcare Choice Plus Cardiac Global
    • CareFirst Blue Choice Opt Out Open Access
    • United HealthCare Community Plan - Maryland Health Choice Program
    • Aetna Medicare Advantage PFFS Plan
    • HighMark
    • Kaiser Permanente HMO Plus and DHMO Plus Member
    • TRICARE for Life East
    • CIGNA HMO & Network (HMO)
    • Coventry Health Care of Virginia
    • CIGNA HMO Open Access
    • Johns Hopkins Advantage MD PPO
    • Cigna True Choice Medicare (PPO)
    • IH-POS
    • Anthem BCBS of VA Key Care POS/PPO/Indemnity
    • Kaiser Permaenete Signature - Added Choice Cardiac Global
    • Cigna True Choice Plus Medicare (PPO)
    • CareFirst Community Health Plan of MD
    • CareFirst Maryland Point of Service Plan
    • UnitedHealthcare Medicare Advantage DSNP District of Columbia
    • POS OA
    • Aetna Traditional Choice (PPO)
    • CareFirst Blue Choice Opt Out Plus Open Access (POS)
    • CareFirst Blue Preferred PPO
    • Amerigroup DC Healthy Families
    • M.D. IPA Preferred (POS)
    • Mamsi Life & Health (Indem./PPO)
    • Priority Partners - Maryland Health Choice
    • UHC Group Medicare Advantage Plans (HMO, POS, PPO)
    • First Health PPO
    • United Healthcare Select HMO - EPO/NPP
    • CareFirst BlueCross BlueShield Advantage Core/Enhanced
    • Blue Choice Advantage
    • Cigna Alliance Medicare (HMO)
    • UHC Passport
    • HUMANA/Choice Care Medicare Plans (Choice, Gold Choice)
    • Maryland Physicians Care MCO

Education

Board Certification: American Board of Orthopaedic Surgery, Orthopaedic 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
  • Sep 29, 2025

    Such a wonderful experience and Dr. Knolmayer was excellent. Spent so much time going over everything and all my options. Could not be happier with the outcome of my visit.

  • Sep 29, 2025

    Quite satisfied with the visit

  • Sep 28, 2025

    Dr. Knolmayer is kind & caring, patients are lucky to have him!