Warren O Ferris, MD| Rheumatology | MedStar Health
About me
Dr. Ferris is board certified in rheumatology. He completed a fellowship in rheumatology at the University of Virginia.
Clinical areas of focus
- Ankylosing Spondylitis
- Bursopathy
- Fibromyalgia
- Osteoporosis
- Rheumatoid Arthritis
- Rheumatology Consultation
- Rheumatology Treatment
- Sjogrens Screening
- Systemic Lupus Erythematosus Treatment
- Tendinitis
- Vasculitis Treatment
- Vitiligo Treatment
Conditions and procedures
Conditions I treat
- Acantholytic Disorders
- Achilles Tendon Pain
- Ankylosing Spondylitis
- Artery Disorders
- Arthritis
- Autoinflammatory Syndrome
- Axial Spondyloarthritis
- Bleeding Disorders
- Bone Density Disorder
- Bursopathy
- Cartilage Disorder
- Chronic Gout
- Chronic Gouty Arthritis
- Connective Tissue Disorders
- Deforming Dorsopathies
- Dermatomyositis
- Disorders Involving The Immune Mechanism
- Elevated Erythrocyte Sedimentation Rate
- Enteropathic Arthritis
- Enteropathic Arthropathies
- Enthesopathies
- Enthesopathy Of Lower Limb
- Episcleritis
- Fibromyalgia
- Flexor Tendonitis
- Hemorrhagic Conditions
- Immunodeficiencies
- Inflammatory Myositis
- Inflammatory Spondylopathies
- Interstitial Lung Disease
- Joint Derangement
- Joint Derangement Of Knee
- Joint Disorder
- Knee Pain
- Limb Deformity
- Long Term Drug Therapy
- Lower Leg Injury
- Lupus Nephritis
- Multiple Myeloma Of The Spine
- Multiple Sclerosis
- Necrotizing Vasculopathies
- Nervous And Musculoskeletal Symptoms
- Orbit Disorders
- Osteoarthritis
- Osteoarthritis Of First Carpometacarpal Joint
- Osteoarthritis Of Hand Joints
- Osteoarthritis Pain
- Osteoporosis
- Peripheral Vascular Diseases
- Personal History Of Diseases And Conditions
- Plantar Fasciitis
- Polyosteoarthritis
- Psoriasis
- Retinal Disease
- Rheumatic Fever With Heart Involvement
- Rheumatoid Arthritis
- Rheumatoid Arthritis With Rheumatoid Factor
- Scleroderma
- Septic Arthritis Of The Hip
- Shoulder Disorder
- Sjogren's Syndrome
- Skin And Subcutaneous Tissue Disorders
- Skin Changes
- Spondylopathies
- Spondylosis
- Systemic Connective Tissue Involvement
- Systemic Lupus Erythematosus
- Tendinitis
- Thumb Synovitis
- Vasculitis Of Skin
Procedures I perform
- Antinuclear Antibody (ANA) Test
- Anxiety Management
- Arthrocentesis
- Balance And Coordination Training
- Bone Density Testing
- Bursitis Treatment
- Cervical Epidural Steroid Injection
- C-Reactive Protein (CRP) Test
- Dupuytren Contracture Treatment
- Electrical Nerve Stimulation
- Erythrocyte Sedimentation Rate
- Fatigue Management
- Ganglion Cyst Treatment
- Geriatric Sleep Disorder Treatment
- Hand Therapy
- Lifestyle Counseling
- Mep (MOTOR EVOKED POTENTIALS)
- Muscle Biopsy
- Muscle Injection
- Musculoskeletal Ultrasound
- Nutrition Counseling
- Occupational Therapy Evaluation
- Orthopedic Physical Therapy
- Osteoporosis Risk Assessment
- Pain Medication Management
- Paraffin Wax Bath
- Physical Therapy Modalities
- Rheumatology Consultation
- Rheumatology Treatment
- Sjogrens Screening
- Stem Cell Therapy
- Synthetic Pathology
- Systemic Lupus Erythematosus Treatment
- Tendonitis Treatment
- Tension Headache Treatment
- Therapeutic Activities
- Therapeutic Exercises
- Tissue Transglutaminase Antibody Test
- Trigger Point Injection
- Ultrasound-Guided Cyst Aspiration
- Vasculitis Treatment
- Vasopneumatic Devices
- Visian Icl
- Vitiligo Treatment
- Weight Management Program
Practice locations
Distance from Change Location Enter your Location
3305 N Leisure World Blvd
Silver Spring, MD, 20906
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
- TRICARE East Select
- IH-Open POS Plus
- Optimum Choice Preferred (POS)
- Aetna Classic 5000
- Health Services for Children with Special Needs
- UnitedHealthcare Individual Exchange Plans
- Aetna Open Choice (PPO)
- AMERIVANTAGE/Amerigroup Community Care
- TRICARE East Prime
- UHC Passport
- Medicare FFS
- Optimum Choice & Optimum Choice Preferred (POS) Cardiac Global
- Aetna Elect Choice/ Open Access (POS)
- IH-Open Network Only Plus
- Aetna Signature Administrator PPO/TPA
- CIGNA POS/Network POS
- TriWest Healthcare Alliance
- Choice Fund PPO
- Anthem BCBS Medi Blue Plus
- M.D. IPA Preferred (POS)
- BCBS Out-of-State Medicare Plans (Blue Advantage)
- CIGNA PPO Plus
- Cigna Alliance Medicare (HMO)
- Kaiser Permanente Medicare Plus
- Tricare Reserve Select
- Kaiser Permanente Signature - Added Choice
- HighMark
- Aetna Premier 200PD
- CIGNA HMO & Network (HMO)
- Aetna Medicare Advantage HMO & PPO Plans
- Humana Gold Plus HMO
- Core Essential (HMO)
- CareFirst Blue Choice Opt Out Plus Open Access (POS)
- Choice POS II
- CareFirst (NCA) Indemnity
- Beech Street PPO
- Kaiser Maryland Medicaid MCO
- Private Health Care Systems (PPO)
- IH-EPO Plus
- United Healthcare Select HMO - EPO/NPP
- UnitedHealthcare and AARP Medicare Complete Plans
- Select HMO/HealthFund/Health Network
- CareFirst Blue Card Program
- Aetna Basic
- CareFirst BlueCross BlueShield Advantage Core/Enhanced
- Optima Family Care MCO - VA Medicaid MCO
- Aetna Medicare Advantage PFFS Plan
- AmeriHealth Caritas DC Healthy Families
- CIGNA Connect EPO
- Uniformed Services Family Health Plan
- Aetna Classic 3500
- IH-PPO
- United Student Resources
- Anthem BCBS of VA HealthKeepers Plus
- UnitedHealthcare Medicare Advantage DSNP District of Columbia
- CareFirst BlueChoice HMO
- Geisinger Medicare Advantage
- CareFirst Administrators
- Choice POS
- BCBS of Michigan (BCN Advantage,Security Blue, Freedom, Medicare PLUS Blue Group PPO)
- OA Plus
- NYC Medicare Advantage Plus
- Sentara Health
- MultiPlan, Inc
- Police and Fire Clinic
- Optimum Choice
- Lasso Healthcare - Medicare Medical Savings Account
- Aetna Managed Choice (POS)
- Medicare Advantage - Advantra Value (PPO)
- Coventry Health Care of Virginia
- Aetna Better Health of VA
- Great-West Healthcare POS/CIGNA
- CIGNA EPO
- UHC Group Medicare Advantage Plans (HMO, POS, PPO)
- Aetna Classic 5000PD
- IH-HMO
- Aetna Student Health Insurance
- CareFirst Maryland Point of Service Plan
- Cigna TotalCare (HMO D-SNP)
- Kaiser Permaenete Signature - Added Choice Cardiac Global
- First Health PPO
- Kaiser Permanente Signature
- Humana Medicare Advantage - PPO
- HumanaChoice PPO
- Kaiser Permanente HMO Plus and DHMO Plus Member
- Aetna Advantage 6350PD
- UnitedHealthcare Medicare Adv. Special Needs Plans
- CareFirst Blue Choice Opt Out Open Access
- CareFirst Dual Prime HMO-SNP
- Kaiser Permanente Flexible Choice POS Cardiac Global
- Cigna Preferred Medicare (HMO)
- Cigna True Choice Medicare (PPO)
- Choice Care Network/HUMANA (PPO)
- Advantra Platinum (PPO)
- United Healthcare Choice
- CareFirst MedStar Select PPO
- HUMANA/Choice Care Medicare Plans (Choice, Gold Choice)
- First Health PPO
- Blue Choice Advantage
- Anthem BCBS Medi Blue Dual Adv
- HumanaChoice Honor's plan PPO
- Erickson Advantage Plans
- Aetna HMO
- Cigna True Choice Plus Medicare (PPO)
- United Healthcare Choice Plus
- Kaiser Permanente Select Cardiac Global
- Alterwood Advanatge HMO & DSNP Plans
- Johns Hopkins Advantage MD HMO
- Aetna Managed Choice Open Access (POS)
- Aetna Better Health of MD
- Jai Medical Systems - Maryland Health Choice
- IH-Open POS II
- CIGNA Indemnity
- CareFirst FEP Blue Focus
- HealthyBlue PPO
- MedStar Family Choice DC Healthy Families
- Aetna Advantage 6350
- Anthem Federal Employee Program Basic
- CareFirst Federal Employee Program (Std. & Basic PPO)
- CIGNA HMO Open Access
- United Healthcare Options (PPO)
- Johns Hopkins Advantage MD PPO
- MedStar Family Choice - Maryland Health Choice
- Private Fee-for-Service Plans (PFFS)
- United Healthcare Choice Plus Cardiac Global
- Kaiser Permanente Flexible Choice 3-tier POS
- United HealthCare Community Plan - Maryland Health Choice Program
- Aetna VA Exchange
- CareFirst Group Medicare Advantage
- United Healthcare Navigate Cardiac Global
- Cigna Achieve Medicare (HMO C-SNP)
- Aetna Elect Choice/ EPO (Aetna Health Fund)
- TRICARE for Life East
- MD IPA (HMO) & MD IPA Preferred Cardiac Global
- M.D. IPA (HMO)
- AmeriHealth Caritas DC Healthcare Alliance
- Employee Health Plan
- IH-Network Only Plus
- United Medicare Private Fee-for-Service (PFFS) plans
- BlueChoice Open Access
- Humana Medicare Advantage - HMO Open Access
- CareFirst Maryland Indemnity or PPO
- Johns Hopkins Advantage MD PLUS PPO
- United Healthcare Select Plus (POS)
- United Healthcare Choice Cardiac Global
- Anthem BCBS of VA HealthKeepers (HMO)
- Aetna Worker's Compensation Network
- Priority Partners - Maryland Health Choice
- WellPoint Maryland - Maryland Health Choice
- Maryland Physicians Care MCO
- Anthem BCBS of VA HealthKeepers (POS & POS OA)
- Navigate
- Kaiser Permanente Medicare Advantage Signature and Select
- CareFirst EPO
- Aetna Quality Point of Service (POS)
- Coventry Health Care National Network PPO
- Choice POS II Open Access
- Amerigroup DC Alliance
- CareFirst NASCO
- IH-POS
- Medicare Direct
- Magellan Complete Care of VA - VA Medicaid MCO
- Healthy Blue (HMO, POS)
- Veterans Affairs Community Care Network
- OCI Direct (HMO)
- Mamsi Life & Health (Indem./PPO) Cardiac Global
- Aetna HMO-Open Access/Select OA/HealthFund/Health Network Option OA
- Anthem Federal Employee Program Standard
- Kaiser Permanente Select - Added Choice
- Kaiser Permanente Select
- DC/MD SHOP QHP Small Business Plans
- IH-Indemnity
- United Healthcare Select HMO-EPO/NPP Cardiac Global
- Aetna Advantage 5750
- CareFirst Blue Preferred PPO
- Network OA
- Aetna Traditional Choice (PPO)
- United Healthcare Community Plan - VA Medicaid MCO
- Options PPO Cardiac Global
- CareFirst Group Medicare Advantage prescription drug benefit (PPO)
- Coventry of Delaware HMO/PPO
- Fee-for-Service (FFS) District of Columbia, Maryland and Virginia Medicaid
- Mamsi Life & Health (Indem./PPO)
- IH-Open EPO Plus
- Anthem BCBS Medi Blue SNP
- CareFirst MedStar PPO
- CareFirst Community Health Plan of MD
- CIGNA SureFit (HMO)
- POS OA
- CIGNA PPO
- Anthem BCBS of VA Key Care POS/PPO/Indemnity
- IH-Open HMO
- IH-Open HMO Option
- IH-POS Plus
- Amerigroup DC Healthy Families
- MedStar Family Choice DC Healthcare Alliance
Education
Board Certification: American Board of Internal Medicine, Internal Medicine
Board Certification: American Board of Internal Medicine, Rheumatology
Fellowship Program: University of Virginia Medical Center (1983)
Fellowship Program: National Heart Lung & Blood Institute (1982)
Residency Program: MedStar Georgetown University Hospital (1979)
Residency Program: New York Hospital - Cornell Medical Center (1978)
Internship Program: New York Hospital - Cornell Medical Center (1977)
Medical School: Columbia University (1976)