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
- Acl Tear
- Cartilage Disorder
- Knee Arthroscopy With Meniscectomy
- Knee Ligament Repair
- Knee Pain
- Knee Replacement
- Patella Dislocation
- Patella Tracking Disorder
- Rotator Cuff Disorder
- Shoulder Arthroscopy
- Sports Injuries
Conditions and procedures
Conditions I treat
- Ac Joint Arthritis
- Acl Tear
- Arthropathy
- Bone Discontinuity
- Bone Disorders
- Bursopathy
- Cartilage Disorder
- Enthesopathies
- Enthesopathy Of Knee
- Femur Shaft Fracture
- Golfer's Elbow
- Hip And Thigh Tendon Injury
- Joint Derangement
- Joint Derangement Of Knee
- Joint Disorder
- Knee Fracture
- Knee Joint And Ligament Sprain
- Knee Pain
- Knee Stiffness
- Lateral Meniscus Injury
- Lcl Sprain Or Tear
- Lower Leg Injury
- Mcl Sprain Or Tear
- Muscle Disorders
- Musculoskeletal System Deformities
- Olecranon Bursitis
- Orthopedic Aftercare
- Osteoarthritis
- Osteochondropathies
- Osteonecrosis
- Patella Dislocation
- Patella Tracking Disorder
- Rotator Cuff Disorder
- Rotator Cuff Impingement
- Shoulder And Upper Arm Muscle, Fascia, And Tendon Injury
- Shoulder Dislocation
- Shoulder Fracture
- Shoulder Joint And Ligament Sprain
- Sports Injuries
- Superficial Knee Injury
- Synovium And Tendon Disorder
- Tendinous Disorders
- Tendonitis Of The Shoulder
- Tennis Elbow
Procedures I perform
- Arthroscopic Shoulder Debridement
- Arthroscopy Knee Loose Body Removal
- Arthroscopy With Chondroplasty
- Balance And Coordination Training
- Bone Graft
- Bone Repair
- Cartilage Transplant
- Closed Clavicular Fracture Treatment
- Closed Proximal Fibula Or Shaft Fracture Treatment
- Intertrochanteric Fracture Treatment
- Joint Arthroscopy
- Knee Arthroscopy With Meniscectomy
- Knee Injection
- Knee Injury Treatment
- Knee Joint Diagnostic Drainage
- Knee Ligament Repair
- Knee Realignment
- Knee Replacement
- Muscle Injection
- Open Treatment Of Tibial Fracture
- Orthopedic Physical Therapy
- Orthopedic Urgent Care
- Osteochondral Autograft Transplantation
- Osteotomy
- Removal Of Implant
- Removal Of Synthetic Substitute From Knee Joint
- Shoulder Arthroscopy
- Shoulder Dislocation Treatment
- Shoulder Instability Repair
- Sports Performance Training
- Surgical 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.
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List of insurance plans we accept
- Erickson Advantage Plans
- UnitedHealthcare Medicare Adv. Special Needs Plans
- Anthem BCBS of VA HealthKeepers (POS & POS OA)
- Aetna Classic 5000
- United Student Resources
- Kaiser Permanente Signature
- IH-Open HMO Option
- Aetna Elect Choice/ EPO (Aetna Health Fund)
- Private Fee-for-Service Plans (PFFS)
- United Medicare Private Fee-for-Service (PFFS) plans
- United Healthcare Choice Cardiac Global
- UHC Passport
- Cigna Preferred Medicare (HMO)
- Choice Fund PPO
- BCBS of Michigan (BCN Advantage,Security Blue, Freedom, Medicare PLUS Blue Group PPO)
- First Health PPO
- Network OA
- CIGNA PPO
- WellPoint Maryland - Maryland Health Choice
- Veterans Affairs Community Care Network
- MedStar Family Choice DC Healthy Families
- Humana Gold Plus HMO
- CareFirst Blue Choice Opt Out Open Access
- Options PPO Cardiac Global
- Anthem BCBS Medi Blue SNP
- BCBS Out-of-State Medicare Plans (Blue Advantage)
- Aetna Medicare Advantage PFFS Plan
- AMERIVANTAGE/Amerigroup Community Care
- Blue Choice Advantage
- United Healthcare Choice
- NYC Medicare Advantage Plus
- Anthem BCBS Medi Blue Dual Adv
- IH-PPO
- Kaiser Permanente HMO Plus and DHMO Plus Member
- Aetna VA Exchange
- Maryland Physicians Care MCO
- United Healthcare Navigate Cardiac Global
- Aetna Premier 200PD
- Kaiser Permanente Flexible Choice POS Cardiac Global
- Kaiser Permanente Flexible Choice 3-tier POS
- TriWest Healthcare Alliance
- CareFirst (NCA) Indemnity
- IH-Open Network Only Plus
- Private Health Care Systems (PPO)
- Kaiser Permanente Select
- Johns Hopkins Advantage MD PPO
- HumanaChoice Honor's plan PPO
- Aetna Basic
- CareFirst FEP Blue Focus
- UHC Group Medicare Advantage Plans (HMO, POS, PPO)
- CareFirst MedStar Select PPO
- Anthem BCBS Medi Blue Plus
- CIGNA EPO
- Aetna Classic 5000PD
- Mamsi Life & Health (Indem./PPO) Cardiac Global
- Employee Health Plan
- IH-POS Plus
- UnitedHealthcare Individual Exchange Plans
- CIGNA HMO & Network (HMO)
- Kaiser Maryland Medicaid MCO
- Anthem BCBS of VA Key Care POS/PPO/Indemnity
- HighMark
- MedStar Family Choice - Maryland Health Choice
- HealthyBlue PPO
- IH-Open HMO
- IH-Open POS Plus
- Kaiser Permanente Medicare Advantage Signature and Select
- Great-West Healthcare POS/CIGNA
- Aetna Better Health of MD
- Geisinger Medicare Advantage
- United Healthcare Select Plus (POS)
- CareFirst Blue Choice Opt Out Plus Open Access (POS)
- IH-EPO Plus
- Humana Medicare Advantage - PPO
- CareFirst Group Medicare Advantage prescription drug benefit (PPO)
- Optimum Choice Preferred (POS)
- Optimum Choice
- UnitedHealthcare Medicare Advantage DSNP District of Columbia
- Alterwood Advanatge HMO & DSNP Plans
- Anthem BCBS of VA HealthKeepers Plus
- Optimum Choice & Optimum Choice Preferred (POS) Cardiac Global
- Medicare FFS
- Johns Hopkins Advantage MD HMO
- POS OA
- Aetna Classic 3500
- United Healthcare Options (PPO)
- Aetna Quality Point of Service (POS)
- Kaiser Permanente Select - Added Choice
- United Healthcare Select HMO-EPO/NPP Cardiac Global
- MultiPlan, Inc
- HumanaChoice PPO
- Anthem Federal Employee Program Standard
- Police and Fire Clinic
- Mamsi Life & Health (Indem./PPO)
- IH-Indemnity
- Aetna Traditional Choice (PPO)
- Cigna TotalCare (HMO D-SNP)
- Advantra Platinum (PPO)
- CareFirst Maryland Indemnity or PPO
- Cigna True Choice Plus Medicare (PPO)
- Optima Family Care MCO - VA Medicaid MCO
- AmeriHealth Caritas DC Healthcare Alliance
- Aetna HMO-Open Access/Select OA/HealthFund/Health Network Option OA
- Lasso Healthcare - Medicare Medical Savings Account
- Humana Medicare Advantage - HMO Open Access
- CIGNA HMO Open Access
- United HealthCare Community Plan - Maryland Health Choice Program
- Aetna Better Health of VA
- Kaiser Permanente Medicare Plus
- UnitedHealthcare and AARP Medicare Complete Plans
- CIGNA PPO Plus
- Cigna True Choice Medicare (PPO)
- BlueChoice Open Access
- Aetna Worker's Compensation Network
- Coventry of Delaware HMO/PPO
- Choice POS II
- MedStar Family Choice DC Healthcare Alliance
- Choice Care Network/HUMANA (PPO)
- Aetna Medicare Advantage HMO & PPO Plans
- Navigate
- Priority Partners - Maryland Health Choice
- Anthem BCBS of VA HealthKeepers (HMO)
- Aetna Managed Choice (POS)
- M.D. IPA Preferred (POS)
- CIGNA Connect EPO
- Aetna Student Health Insurance
- United Healthcare Choice Plus Cardiac Global
- CIGNA Indemnity
- First Health PPO
- CareFirst Administrators
- IH-Open POS II
- United Healthcare Community Plan - VA Medicaid MCO
- Select HMO/HealthFund/Health Network
- Healthy Blue (HMO, POS)
- CIGNA POS/Network POS
- OA Plus
- CareFirst Community Health Plan of MD
- Amerigroup DC Alliance
- IH-POS
- CareFirst BlueCross BlueShield Advantage Core/Enhanced
- Aetna Advantage 5750
- TRICARE East Prime
- Cigna Alliance Medicare (HMO)
- CareFirst Dual Prime HMO-SNP
- Beech Street PPO
- IH-HMO
- Kaiser Permanente Signature - Added Choice
- TRICARE East Select
- Choice POS
- CareFirst Group Medicare Advantage
- AmeriHealth Caritas DC Healthy Families
- IH-Open EPO Plus
- IH-Network Only Plus
- Johns Hopkins Advantage MD PLUS PPO
- CareFirst NASCO
- Fee-for-Service (FFS) District of Columbia, Maryland and Virginia Medicaid
- M.D. IPA (HMO)
- Uniformed Services Family Health Plan
- CareFirst Maryland Point of Service Plan
- United Healthcare Choice Plus
- CareFirst Blue Preferred PPO
- CareFirst Blue Card Program
- CareFirst BlueChoice HMO
- Kaiser Permaenete Signature - Added Choice Cardiac Global
- Anthem Federal Employee Program Basic
- Aetna Open Choice (PPO)
- CIGNA SureFit (HMO)
- Aetna Managed Choice Open Access (POS)
- Aetna Advantage 6350
- Aetna Advantage 6350PD
- Cigna Achieve Medicare (HMO C-SNP)
- HUMANA/Choice Care Medicare Plans (Choice, Gold Choice)
- Magellan Complete Care of VA - VA Medicaid MCO
- Core Essential (HMO)
- Coventry Health Care National Network PPO
- Coventry Health Care of Virginia
- Amerigroup DC Healthy Families
- Aetna Signature Administrator PPO/TPA
- TRICARE for Life East
- United Healthcare Select HMO - EPO/NPP
- Aetna Elect Choice/ Open Access (POS)
- Sentara Health
- Medicare Advantage - Advantra Value (PPO)
- Kaiser Permanente Select Cardiac Global
- Tricare Reserve Select
- Jai Medical Systems - Maryland Health Choice
- MD IPA (HMO) & MD IPA Preferred Cardiac Global
- CareFirst MedStar PPO
- CareFirst Federal Employee Program (Std. & Basic PPO)
- CareFirst EPO
- Aetna HMO
- DC/MD SHOP QHP Small Business Plans
- Medicare Direct
- Choice POS II Open Access
- OCI Direct (HMO)
- Health Services for Children with Special Needs
Education
Board Certification: American Board of Orthopedic Surgery, Orthopedic 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