Allison Liefeld Fillar, MD| Sports Medicine, Orthopedic Surgery | MedStar Health
About me
Allison Fillar, MD is fellowship trained and board-certified in orthopaedic surgery and sports medicine. She specializes in reconstructive knee and shoulder surgery.
Dr. Fillar has cared for professional, collegiate, and high school athletic teams in New York and Maryland. She has conducted research on various topics including meniscal root injuries, patellar tendon repair techniques, treatment after Achilles tendon ruptures and has analyzed varying techniques for ACL reconstruction.
Dr. Fillar is a member of the American Academy of Orthopaedic Surgeons, the American Orthopaedic Society for Sports Medicine, and the Arthroscopy Association of North America. She has been an invited instructor for arthroscopy courses at the American Academy of Orthopaedic Surgeons. She teaches residents and fellows across the DC, Maryland and Virginia region.
Dr. Fillar's focus is on helping patients get back to the activities they love. She believes in building relationships with patients over time and works in partnership with each person to evaluate treatment options.
Clinical areas of focus
- Heel Tendon Repair
- Hip Arthroscopy With Meniscus Repair
- Knee Arthroscopy With Meniscectomy
- Knee Pain
- Knee Replacement
- Knee Revision Surgery
- Patella Tracking Disorder
- Shoulder Instability Repair
- Sports Injuries
- Tendon Transplantation
Conditions and procedures
Conditions I treat
- Ac Joint Arthritis
- Acl Tear
- Arthropathy
- Benign Neoplasm Of Bone And Articular Cartilage
- Bone Discontinuity
- Bone Disorders
- Bursopathy
- Cartilage Disorder
- Congenital Musculoskeletal Deformities
- Dorsalgia
- Enteropathic Arthropathies
- Enthesopathies
- Enthesopathy Of Knee
- Femur Shaft Fracture
- Flexor Tendonitis
- Forearm Fracture
- Golfer's Elbow
- Hip And Thigh Tendon Injury
- Hip Osteoarthritis
- Joint Derangement
- Joint Derangement Of Knee
- Joint Disorder
- Joint Infection (SEPTIC ARTHRITIS)
- Knee And Leg Open Wound
- Knee Fracture
- Knee Joint And Ligament Sprain
- Knee Pain
- Knee Stiffness
- Lateral Meniscus Injury
- Lcl Sprain Or Tear
- Lower Leg And Ankle Fracture
- Lower Leg Injury
- Lumbar Spine Fracture
- Mcl Sprain Or Tear
- Muscle Disorders
- Musculoskeletal System Deformities
- Olecranon Bursitis
- Orthopedic Aftercare
- Osteoarthritis
- Osteochondropathies
- Osteonecrosis
- Patella Dislocation
- Patella Tracking Disorder
- Presence Of Functional Implants
- Rotator Cuff Disorder
- Rotator Cuff Impingement
- Shoulder And Upper Arm Muscle, Fascia, And Tendon Injury
- Shoulder Burns
- Shoulder Dislocation
- Shoulder Fracture
- Shoulder Joint And Ligament Sprain
- Spinal Osteochondrosis
- Spondylosis
- Sports Injuries
- Superficial Knee Injury
- Synovium And Tendon Disorder
- Tendinous Disorders
- Tendonitis Of The Shoulder
- Tennis Elbow
- Thumb Synovitis
- Wrist And Hand Joint And Ligament Dislocation And Sprain
Procedures I perform
- Ankle Fracture Treatment
- Arthrodesis Of Ankle
- Arthroscopic Elbow Debridement
- Arthroscopic Shoulder Debridement
- Arthroscopy Knee Loose Body Removal
- Arthroscopy With Chondroplasty
- Arthrotomy Shoulder
- Balance And Coordination Training
- Bone Graft
- Bone Marrow Aspiration
- Bone Repair
- Cartilage Transplant
- Cervical Epidural Steroid Injection
- Cervical Myelopathy Surgery
- Closed Clavicular Fracture Treatment
- Closed Proximal Fibula Or Shaft Fracture Treatment
- Elbow Arthroscopy
- Elbow Dislocation Reduction
- Elbow Fracture Open Reduction Internal Fixation
- Elbow Replacement
- Femoral Nerve Transfer
- Hand Tendon Repair
- Heel Tendon Repair
- Hip Arthroscopy With Meniscus Repair
- Hip Arthroscopy With Synovectomy
- Hip Resurfacing
- Intertrochanteric Fracture Treatment
- Joint Arthroscopy
- Kinesiology Analysis
- Knee Arthroscopy With Meniscectomy
- Knee Injection
- Knee Injury Treatment
- Knee Joint Diagnostic Drainage
- Knee Ligament Repair
- Knee Realignment
- Knee Replacement
- Knee Revision Surgery
- Metatarsal Fracture Treatment
- Muscle Injection
- Musculoskeletal Ultrasound
- Open Treatment Of Tibial Fracture
- Orthopedic Physical Therapy
- Orthopedic Urgent Care
- Osteochondral Autograft Transplantation
- Osteotomy
- Rehabilitation And Physical Medicine
- Removal Of Implant
- Removal Of Synthetic Substitute From Knee Joint
- Reposition Upper Femur With Internal Fixation
- Return To Work Evaluation
- Revision Of Total Knee Arthroplasty
- Robotic Trunk Procedure
- Second Opinion For Neurological Conditions
- Shoulder Arthroscopy
- Shoulder Dislocation Treatment
- Shoulder Hemiarthroplasty
- Shoulder Instability Repair
- Shoulder Joint Replacement
- Shoulder Replacement
- Sports Nutrition Counseling
- Sports Performance Enhancement
- Sports Performance Training
- Surgical Repair Of Flexor Tendon
- Surgical Treatment
- Tendon Transplantation
- Total Hip Replacement
- Wrist Arthrotomy With Exploration
- Wrist Instability Reconstruction
- Wrist Instability Treatment
Practice locations
Distance from Change LocationEnter your Location
3333 N Calvert St Johnston Professional Bldg Ste 400 Baltimore, MD, 21218
410-554-2161Fax 667-359-3004
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
- First Health PPO
- IH-Open HMO
- Select HMO/HealthFund/Health Network
- CIGNA POS/Network POS
- OA Plus
- CareFirst Blue Choice Opt Out Plus Open Access (POS)
- IH-POS
- Cigna Preferred Medicare (HMO)
- Cigna Alliance Medicare (HMO)
- Anthem BCBS of VA HealthKeepers Plus
- Optimum Choice & Optimum Choice Preferred (POS) Cardiac Global
- Medicare FFS
- Choice POS
- CareFirst Group Medicare Advantage
- WellPoint Maryland - Maryland Health Choice
- Options PPO Cardiac Global
- M.D. IPA (HMO)
- Mamsi Life & Health (Indem./PPO)
- CareFirst BlueChoice HMO
- AMERIVANTAGE/Amerigroup Community Care
- IH-Indemnity
- Blue Choice Advantage
- NYC Medicare Advantage Plus
- Aetna Advantage 6350
- HUMANA/Choice Care Medicare Plans (Choice, Gold Choice)
- Aetna HMO-Open Access/Select OA/HealthFund/Health Network Option OA
- Kaiser Permanente HMO Plus and DHMO Plus Member
- United HealthCare Community Plan - Maryland Health Choice Program
- Core Essential (HMO)
- Coventry Health Care National Network PPO
- Aetna Signature Administrator PPO/TPA
- TRICARE for Life East
- Kaiser Permanente Flexible Choice POS Cardiac Global
- Aetna Elect Choice/ Open Access (POS)
- CareFirst (NCA) Indemnity
- IH-Open Network Only Plus
- Kaiser Permanente Select
- HumanaChoice Honor's plan PPO
- Aetna Basic
- CareFirst FEP Blue Focus
- UHC Group Medicare Advantage Plans (HMO, POS, PPO)
- Coventry of Delaware HMO/PPO
- CareFirst MedStar Select PPO
- MD IPA (HMO) & MD IPA Preferred Cardiac Global
- Aetna Managed Choice (POS)
- Medicare Direct
- CIGNA Indemnity
- MedStar Family Choice - Maryland Health Choice
- IH-Open POS II
- United Healthcare Community Plan - VA Medicaid MCO
- Aetna Classic 5000
- Healthy Blue (HMO, POS)
- Aetna Elect Choice/ EPO (Aetna Health Fund)
- IH-EPO Plus
- United Medicare Private Fee-for-Service (PFFS) plans
- Humana Medicare Advantage - PPO
- Amerigroup DC Alliance
- Optimum Choice Preferred (POS)
- Optimum Choice
- United Healthcare Choice Cardiac Global
- CareFirst BlueCross BlueShield Advantage Core/Enhanced
- CareFirst Dual Prime HMO-SNP
- Johns Hopkins Advantage MD HMO
- POS OA
- Beech Street PPO
- IH-HMO
- TRICARE East Select
- CIGNA PPO
- IH-Open EPO Plus
- MedStar Family Choice DC Healthy Families
- United Healthcare Select HMO-EPO/NPP Cardiac Global
- MultiPlan, Inc
- Uniformed Services Family Health Plan
- Anthem BCBS Medi Blue SNP
- Anthem Federal Employee Program Standard
- United Healthcare Choice Plus
- Police and Fire Clinic
- CareFirst Blue Card Program
- Aetna Traditional Choice (PPO)
- Kaiser Permaenete Signature - Added Choice Cardiac Global
- Cigna TotalCare (HMO D-SNP)
- Advantra Platinum (PPO)
- Cigna True Choice Plus Medicare (PPO)
- Optima Family Care MCO - VA Medicaid MCO
- Anthem BCBS Medi Blue Dual Adv
- AmeriHealth Caritas DC Healthcare Alliance
- Maryland Physicians Care MCO
- United Healthcare Navigate Cardiac Global
- Aetna Premier 200PD
- Kaiser Permanente Flexible Choice 3-tier POS
- Private Health Care Systems (PPO)
- Jai Medical Systems - Maryland Health Choice
- Anthem BCBS Medi Blue Plus
- CareFirst EPO
- Navigate
- Mamsi Life & Health (Indem./PPO) Cardiac Global
- Priority Partners - Maryland Health Choice
- IH-POS Plus
- DC/MD SHOP QHP Small Business Plans
- M.D. IPA Preferred (POS)
- OCI Direct (HMO)
- UnitedHealthcare Individual Exchange Plans
- Anthem BCBS of VA Key Care POS/PPO/Indemnity
- HighMark
- CareFirst Administrators
- Anthem BCBS of VA HealthKeepers (POS & POS OA)
- IH-Open POS Plus
- Great-West Healthcare POS/CIGNA
- Aetna Better Health of MD
- United Healthcare Select Plus (POS)
- UnitedHealthcare Medicare Advantage DSNP District of Columbia
- Choice Fund PPO
- BCBS of Michigan (BCN Advantage,Security Blue, Freedom, Medicare PLUS Blue Group PPO)
- TRICARE East Prime
- Network OA
- Aetna Quality Point of Service (POS)
- Kaiser Permanente Select - Added Choice
- Humana Gold Plus HMO
- CareFirst Blue Choice Opt Out Open Access
- Fee-for-Service (FFS) District of Columbia, Maryland and Virginia Medicaid
- Aetna Medicare Advantage PFFS Plan
- Cigna Achieve Medicare (HMO C-SNP)
- Magellan Complete Care of VA - VA Medicaid MCO
- Humana Medicare Advantage - HMO Open Access
- Aetna VA Exchange
- Coventry Health Care of Virginia
- Kaiser Permanente Medicare Plus
- UnitedHealthcare and AARP Medicare Complete Plans
- United Healthcare Select HMO - EPO/NPP
- CIGNA PPO Plus
- Sentara Health
- BlueChoice Open Access
- Tricare Reserve Select
- Choice POS II
- MedStar Family Choice DC Healthcare Alliance
- CIGNA EPO
- Choice Care Network/HUMANA (PPO)
- CareFirst MedStar PPO
- Aetna Medicare Advantage HMO & PPO Plans
- Aetna Classic 5000PD
- Employee Health Plan
- Anthem BCBS of VA HealthKeepers (HMO)
- Choice POS II Open Access
- United Healthcare Choice Plus Cardiac Global
- CIGNA HMO & Network (HMO)
- Kaiser Maryland Medicaid MCO
- Erickson Advantage Plans
- UnitedHealthcare Medicare Adv. Special Needs Plans
- HealthyBlue PPO
- United Student Resources
- Kaiser Permanente Medicare Advantage Signature and Select
- Geisinger Medicare Advantage
- Kaiser Permanente Signature
- IH-Open HMO Option
- Private Fee-for-Service Plans (PFFS)
- CareFirst Community Health Plan of MD
- CareFirst Group Medicare Advantage prescription drug benefit (PPO)
- UHC Passport
- Aetna Advantage 5750
- Alterwood Advanatge HMO & DSNP Plans
- First Health PPO
- Aetna Classic 3500
- Kaiser Permanente Signature - Added Choice
- United Healthcare Options (PPO)
- AmeriHealth Caritas DC Healthy Families
- Veterans Affairs Community Care Network
- IH-Network Only Plus
- Johns Hopkins Advantage MD PLUS PPO
- CareFirst NASCO
- HumanaChoice PPO
- CareFirst Maryland Point of Service Plan
- BCBS Out-of-State Medicare Plans (Blue Advantage)
- CareFirst Blue Preferred PPO
- Anthem Federal Employee Program Basic
- Aetna Open Choice (PPO)
- United Healthcare Choice
- CIGNA SureFit (HMO)
- CareFirst Maryland Indemnity or PPO
- Aetna Managed Choice Open Access (POS)
- Aetna Advantage 6350PD
- IH-PPO
- Lasso Healthcare - Medicare Medical Savings Account
- CIGNA HMO Open Access
- Amerigroup DC Healthy Families
- Aetna Better Health of VA
- TriWest Healthcare Alliance
- Cigna True Choice Medicare (PPO)
- Aetna Worker's Compensation Network
- Medicare Advantage - Advantra Value (PPO)
- Kaiser Permanente Select Cardiac Global
- Johns Hopkins Advantage MD PPO
- CareFirst Federal Employee Program (Std. & Basic PPO)
- Aetna HMO
- CIGNA Connect EPO
- Aetna Student Health Insurance
- Health Services for Children with Special Needs
Videos
Education
Board Certification: American Board of Orthopaedic Surgery, Orthopaedic Surgery
Fellowship: MedStar Union Memorial Hospital at Baltimore (2015)
Residency: Montefiore Medical Center (2014)
Medical School: George Washington University School of Medicine & Health Sciences (2009)
Awards
- "Top Doc" by Baltimore magazine - 2023, 2024, 2025