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
- General Symptoms
- Hemorrhagic Conditions
- Immunodeficiencies
- Inflammatory Myositis
- Inflammatory Spondylopathies
- Interstitial Lung Disease
- Iris Disorders
- 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
- Cognitive Behavioral Therapy
- C-Reactive Protein (CRP) Test
- Dupuytren Contracture Treatment
- Electrical Nerve Stimulation
- Erythrocyte Sedimentation Rate
- Fatigue Management
- Fitness And Exercise Programs
- Float Therapy
- 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
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
- Choice POS
- UHC Passport
- Aetna Classic 5000PD
- Kaiser Maryland Medicaid MCO
- Aetna Elect Choice/ Open Access (POS)
- Johns Hopkins Advantage MD PPO
- Johns Hopkins Advantage MD HMO
- Anthem BCBS Medi Blue Plus
- Anthem BCBS of VA HealthKeepers (HMO)
- Kaiser Permanente Select - Added Choice
- Aetna Premier 200PD
- Kaiser Permaenete Signature - Added Choice Cardiac Global
- UnitedHealthcare and AARP Medicare Complete Plans
- First Health PPO
- Aetna Advantage 6350
- Choice Fund PPO
- BCBS Out-of-State Medicare Plans (Blue Advantage)
- BCBS of Michigan (BCN Advantage,Security Blue, Freedom, Medicare PLUS Blue Group PPO)
- United Healthcare Select HMO - EPO/NPP
- Aetna Managed Choice (POS)
- Optimum Choice Preferred (POS)
- Aetna Traditional Choice (PPO)
- Aetna Open Choice (PPO)
- United Healthcare Choice Cardiac Global
- Humana Medicare Advantage - PPO
- Anthem BCBS of VA HealthKeepers (POS & POS OA)
- Private Fee-for-Service Plans (PFFS)
- CareFirst Blue Card Program
- Veterans Affairs Community Care Network
- Sentara Health
- UHC Group Medicare Advantage Plans (HMO, POS, PPO)
- OCI Direct (HMO)
- Cigna Achieve Medicare (HMO C-SNP)
- Anthem Federal Employee Program Standard
- Erickson Advantage Plans
- United Healthcare Choice Plus
- TRICARE for Life East
- MD IPA (HMO) & MD IPA Preferred Cardiac Global
- CIGNA SureFit (HMO)
- Choice POS II Open Access
- Options PPO Cardiac Global
- CareFirst Federal Employee Program (Std. & Basic PPO)
- TriWest Healthcare Alliance
- CIGNA Indemnity
- CareFirst Group Medicare Advantage prescription drug benefit (PPO)
- Health Services for Children with Special Needs
- IH-POS
- IH-PPO
- IH-Open HMO Option
- IH-Network Only Plus
- CIGNA POS/Network POS
- Optima Family Care MCO - VA Medicaid MCO
- Core Essential (HMO)
- Uniformed Services Family Health Plan
- CareFirst Blue Choice Opt Out Open Access
- Aetna Better Health of VA
- United Healthcare Select Plus (POS)
- HealthyBlue PPO
- United Healthcare Community Plan - VA Medicaid MCO
- CareFirst Maryland Point of Service Plan
- Aetna Signature Administrator PPO/TPA
- Anthem BCBS of VA HealthKeepers Plus
- Cigna True Choice Medicare (PPO)
- Cigna Alliance Medicare (HMO)
- CIGNA HMO & Network (HMO)
- Kaiser Permanente HMO Plus and DHMO Plus Member
- CIGNA Connect EPO
- CareFirst MedStar Select PPO
- CareFirst Group Medicare Advantage
- CareFirst Community Health Plan of MD
- IH-Open POS II
- Magellan Complete Care of VA - VA Medicaid MCO
- CIGNA PPO Plus
- Medicare FFS
- TRICARE East Prime
- Aetna Managed Choice Open Access (POS)
- MedStar Family Choice - Maryland Health Choice
- Aetna Worker's Compensation Network
- Aetna Elect Choice/ EPO (Aetna Health Fund)
- Aetna HMO
- IH-Open Network Only Plus
- Kaiser Permanente Select
- AmeriHealth Caritas DC Healthcare Alliance
- POS OA
- CareFirst FEP Blue Focus
- Aetna Advantage 5750
- Fee-for-Service (FFS) District of Columbia, Maryland and Virginia Medicaid
- Amerigroup DC Alliance
- Kaiser Permanente Signature - Added Choice
- Amerigroup DC Healthy Families
- United Student Resources
- Cigna Preferred Medicare (HMO)
- HighMark
- Alterwood Advanatge HMO & DSNP Plans
- WellPoint Maryland - Maryland Health Choice
- Geisinger Medicare Advantage
- Employee Health Plan
- Maryland Physicians Care MCO
- United Healthcare Navigate Cardiac Global
- Coventry Health Care of Virginia
- IH-Open HMO
- Aetna Basic
- CareFirst MedStar PPO
- Medicare Advantage - Advantra Value (PPO)
- DC/MD SHOP QHP Small Business Plans
- Optimum Choice
- Priority Partners - Maryland Health Choice
- Healthy Blue (HMO, POS)
- CareFirst BlueChoice HMO
- Aetna HMO-Open Access/Select OA/HealthFund/Health Network Option OA
- CIGNA HMO Open Access
- CareFirst EPO
- Optimum Choice & Optimum Choice Preferred (POS) Cardiac Global
- CareFirst Dual Prime HMO-SNP
- Kaiser Permanente Flexible Choice POS Cardiac Global
- Lasso Healthcare - Medicare Medical Savings Account
- Kaiser Permanente Signature
- Kaiser Permanente Medicare Advantage Signature and Select
- Aetna VA Exchange
- Coventry Health Care National Network PPO
- Select HMO/HealthFund/Health Network
- TRICARE East Select
- M.D. IPA (HMO)
- Aetna Medicare Advantage PFFS Plan
- Cigna True Choice Plus Medicare (PPO)
- Choice POS II
- CIGNA EPO
- CareFirst (NCA) Indemnity
- UnitedHealthcare Individual Exchange Plans
- MedStar Family Choice DC Healthcare Alliance
- Great-West Healthcare POS/CIGNA
- Police and Fire Clinic
- IH-HMO
- Medicare Direct
- Beech Street PPO
- Kaiser Permanente Select Cardiac Global
- Advantra Platinum (PPO)
- AMERIVANTAGE/Amerigroup Community Care
- Mamsi Life & Health (Indem./PPO) Cardiac Global
- Anthem BCBS Medi Blue SNP
- IH-Open EPO Plus
- United Healthcare Choice
- Cigna TotalCare (HMO D-SNP)
- Aetna Classic 5000
- United Healthcare Choice Plus Cardiac Global
- NYC Medicare Advantage Plus
- Coventry of Delaware HMO/PPO
- Aetna Student Health Insurance
- CareFirst Blue Preferred PPO
- Anthem BCBS of VA Key Care POS/PPO/Indemnity
- Mamsi Life & Health (Indem./PPO)
- CareFirst BlueCross BlueShield Advantage Core/Enhanced
- Blue Choice Advantage
- BlueChoice Open Access
- IH-Indemnity
- Aetna Medicare Advantage HMO & PPO Plans
- Jai Medical Systems - Maryland Health Choice
- IH-EPO Plus
- Network OA
- CareFirst NASCO
- UnitedHealthcare Medicare Adv. Special Needs Plans
- IH-POS Plus
- Kaiser Permanente Flexible Choice 3-tier POS
- Private Health Care Systems (PPO)
- OA Plus
- Aetna Quality Point of Service (POS)
- CareFirst Blue Choice Opt Out Plus Open Access (POS)
- UnitedHealthcare Medicare Advantage DSNP District of Columbia
- HUMANA/Choice Care Medicare Plans (Choice, Gold Choice)
- Aetna Classic 3500
- M.D. IPA Preferred (POS)
- Aetna Better Health of MD
- Aetna Advantage 6350PD
- Choice Care Network/HUMANA (PPO)
- Navigate
- HumanaChoice PPO
- MedStar Family Choice DC Healthy Families
- United Healthcare Options (PPO)
- Johns Hopkins Advantage MD PLUS PPO
- First Health PPO
- Tricare Reserve Select
- AmeriHealth Caritas DC Healthy Families
- United Healthcare Select HMO-EPO/NPP Cardiac Global
- CareFirst Administrators
- Kaiser Permanente Medicare Plus
- Humana Gold Plus HMO
- United Medicare Private Fee-for-Service (PFFS) plans
- CareFirst Maryland Indemnity or PPO
- United HealthCare Community Plan - Maryland Health Choice Program
- Humana Medicare Advantage - HMO Open Access
- MultiPlan, Inc
- HumanaChoice Honor's plan PPO
- Anthem BCBS Medi Blue Dual Adv
- Anthem Federal Employee Program Basic
- CIGNA PPO
- IH-Open POS Plus
Education
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)