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