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
- Aetna Classic 5000PD
- UHC Passport
- Kaiser Maryland Medicaid MCO
- Aetna Elect Choice/ Open Access (POS)
- Johns Hopkins Advantage MD PPO
- Johns Hopkins Advantage MD HMO
- Anthem BCBS of VA HealthKeepers (HMO)
- Anthem BCBS Medi Blue Plus
- Aetna Premier 200PD
- Kaiser Permanente Select - Added Choice
- Kaiser Permaenete Signature - Added Choice Cardiac Global
- UnitedHealthcare and AARP Medicare Complete Plans
- Aetna Advantage 6350
- First Health PPO
- Choice Fund PPO
- Aetna Managed Choice (POS)
- United Healthcare Select HMO - EPO/NPP
- BCBS of Michigan (BCN Advantage,Security Blue, Freedom, Medicare PLUS Blue Group PPO)
- BCBS Out-of-State Medicare Plans (Blue Advantage)
- Aetna Traditional Choice (PPO)
- Optimum Choice Preferred (POS)
- Aetna Open Choice (PPO)
- United Healthcare Choice Cardiac Global
- Anthem BCBS of VA HealthKeepers (POS & POS OA)
- Humana Medicare Advantage - PPO
- CareFirst Blue Card Program
- Private Fee-for-Service Plans (PFFS)
- Veterans Affairs Community Care Network
- Sentara Health
- OCI Direct (HMO)
- UHC Group Medicare Advantage Plans (HMO, POS, PPO)
- Anthem Federal Employee Program Standard
- Cigna Achieve Medicare (HMO C-SNP)
- 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)
- CareFirst Group Medicare Advantage prescription drug benefit (PPO)
- CIGNA Indemnity
- TriWest Healthcare Alliance
- IH-POS
- Health Services for Children with Special Needs
- IH-Network Only Plus
- IH-Open HMO Option
- IH-PPO
- CIGNA POS/Network POS
- Core Essential (HMO)
- Optima Family Care MCO - VA Medicaid MCO
- Uniformed Services Family Health Plan
- Aetna Better Health of VA
- CareFirst Blue Choice Opt Out Open Access
- United Healthcare Select Plus (POS)
- HealthyBlue PPO
- United Healthcare Community Plan - VA Medicaid MCO
- Aetna Signature Administrator PPO/TPA
- CareFirst Maryland Point of Service Plan
- Anthem BCBS of VA HealthKeepers Plus
- Cigna Alliance Medicare (HMO)
- Cigna True Choice Medicare (PPO)
- CIGNA HMO & Network (HMO)
- CIGNA Connect EPO
- Kaiser Permanente HMO Plus and DHMO Plus Member
- 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
- Aetna Managed Choice Open Access (POS)
- TRICARE East Prime
- Medicare FFS
- Aetna Worker's Compensation Network
- MedStar Family Choice - Maryland Health Choice
- Aetna Elect Choice/ EPO (Aetna Health Fund)
- Aetna HMO
- IH-Open Network Only Plus
- AmeriHealth Caritas DC Healthcare Alliance
- Kaiser Permanente Select
- POS OA
- Aetna Advantage 5750
- CareFirst FEP Blue Focus
- Amerigroup DC Alliance
- Fee-for-Service (FFS) District of Columbia, Maryland and Virginia Medicaid
- 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
- Aetna Basic
- IH-Open HMO
- Coventry Health Care of Virginia
- DC/MD SHOP QHP Small Business Plans
- Medicare Advantage - Advantra Value (PPO)
- CareFirst MedStar PPO
- CareFirst BlueChoice HMO
- Healthy Blue (HMO, POS)
- Priority Partners - Maryland Health Choice
- Optimum Choice
- 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
- Kaiser Permanente Signature
- Lasso Healthcare - Medicare Medical Savings Account
- Aetna VA Exchange
- Kaiser Permanente Medicare Advantage Signature and Select
- Select HMO/HealthFund/Health Network
- Coventry Health Care National Network PPO
- TRICARE East Select
- Aetna Medicare Advantage PFFS Plan
- M.D. IPA (HMO)
- Choice POS II
- Cigna True Choice Plus Medicare (PPO)
- CIGNA EPO
- CareFirst (NCA) Indemnity
- Great-West Healthcare POS/CIGNA
- MedStar Family Choice DC Healthcare Alliance
- UnitedHealthcare Individual Exchange Plans
- 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
- IH-Open EPO Plus
- Anthem BCBS Medi Blue SNP
- United Healthcare Choice
- Aetna Classic 5000
- Cigna TotalCare (HMO D-SNP)
- United Healthcare Choice Plus Cardiac Global
- NYC Medicare Advantage Plus
- Aetna Student Health Insurance
- Coventry of Delaware HMO/PPO
- CareFirst Blue Preferred PPO
- Anthem BCBS of VA Key Care POS/PPO/Indemnity
- Blue Choice Advantage
- CareFirst BlueCross BlueShield Advantage Core/Enhanced
- Mamsi Life & Health (Indem./PPO)
- IH-Indemnity
- BlueChoice Open Access
- Aetna Medicare Advantage HMO & PPO Plans
- Jai Medical Systems - Maryland Health Choice
- IH-EPO Plus
- CareFirst NASCO
- Network OA
- IH-POS Plus
- UnitedHealthcare Medicare Adv. Special Needs Plans
- Kaiser Permanente Flexible Choice 3-tier POS
- Private Health Care Systems (PPO)
- Aetna Quality Point of Service (POS)
- OA Plus
- 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
- Aetna Better Health of MD
- M.D. IPA Preferred (POS)
- Aetna Advantage 6350PD
- Choice Care Network/HUMANA (PPO)
- HumanaChoice PPO
- Navigate
- MedStar Family Choice DC Healthy Families
- United Healthcare Options (PPO)
- First Health PPO
- Johns Hopkins Advantage MD PLUS PPO
- AmeriHealth Caritas DC Healthy Families
- Tricare Reserve Select
- United Healthcare Select HMO-EPO/NPP Cardiac Global
- CareFirst Administrators
- Humana Gold Plus HMO
- Kaiser Permanente Medicare Plus
- 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 Federal Employee Program Basic
- Anthem BCBS Medi Blue Dual Adv
- 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)