Arul M. Thomas, MD| Gastroenterology, Transplant Surgery | MedStar Health
About me
Arul “Ron” Thomas, MD is a transplant hepatologist and gastroenterologist in the MedStar Georgetown Transplant Institute. He has a special interest in autoimmune diseases, coagulation dysfunction in liver disease, non-alcoholic steatohepatitis, and pediatric to adult transition. He is involved in research efforts in these areas. He strives to help patients navigate complex diseases and reach successful outcomes. He is also an avid medical educator and enjoys teaching students, housestaff and fellows. A native of the D.C. area, Dr. Thomas sees patients at MedStar Georgetown University, MedStar Washington Hospital Center and in Annapolis.
Clinical areas of focus
- Autoimmune Hepatitis
- Cushing Syndrome Management
- Deceased Donor Liver Transplant
- Gastric Cancer
- Liver Cancer
- Liver Cirrhosis
- Liver Failure
- Liver Metastases
- Liver Transplant For Toxicity
- Liver Transplant In Adults
- Liver Transplant Infection Treatment
- Pancreas Allograft Preparation
- Polycystic Liver Disease
- Primary Sclerosing Cholangitis
- Small Bowel Transplant In Children
Conditions and procedures
Conditions I treat
- Acquired Absence Of Organs
- Artificial Openings Complications
- Ascites
- Autoimmune Hepatitis
- Bile Duct Cancer
- Biliary Tract Disease
- Biliary Tract Obstruction
- Bladder Carcinoma
- Cardiometabolic Disorders
- Cholestasis
- Chronic Kidney Disease
- Cocaine Related Disorders
- Congenital Malformations Of Gallbladder, Bile Ducts And Liver
- Congenital Malformations Of Great Veins
- Cystic Fibrosis
- Cytomegaloviral (CMV) Infection
- Disorders Involving The Immune Mechanism
- Disorders Of Amino
- Disorders Of Fluid, Electrolyte And Acid
- Disorders Of Mineral Metabolism
- Donors Of Organs And Tissues
- Family History Of Malignant Neoplasm
- Functional Intestinal Disorders
- Gallstones
- Gastric Cancer
- Hepatitis
- Hepatitis B
- Hepatitis C
- Hyperfunction Of Pituitary Gland
- Immunodeficiencies
- Intestinal Atresia
- Intrahepatic Bile Ducts Cancer
- Liver Cancer
- Liver Cirrhosis
- Liver Failure
- Liver Fibrosis
- Liver Metastases
- Liver Transplant Rejection
- Long Term Drug Therapy
- Lung Mass
- Malabsorption
- Muscle Disorders
- Neoplasms Of Lymphoid, Hematopoietic And Related Tissue
- Newborn Feeding Problems
- Perinatal Digestive System Disorders
- Polycystic Liver Disease
- Primary Sclerosing Cholangitis
- Toxic Shock Syndrome
- Transplanted Organ And Tissue Status
- Venous Embolism
- Viral Hepatitis
- Viral Infection
- Wilson Disease
Procedures I perform
- Angiogram
- Blood Chemistry Test
- Chronic Liver Disease Treatment
- Chronic Lung Disease Management
- Community Health Education
- Coronary Thrombectomy
- Cryoablation Of Liver Tumors
- Cushing Syndrome Management
- Hepatic Artery Embolization
- Hepatic Encephalopathy Management
- Hepatitis E Treatment
- Hypertension Treatment
- Internal Jugular Central Line Placement
- Intra-Arterial Infusion Of Chemotherapy
- Live-In Care
- Liver Abscess Drainage
- Liver Biopsy
- Liver Cancer Treatment
- Liver Cyst Treatment
- Liver Health Screening
- Liver Imaging
- Liver Resection
- Liver Transplant
- Liver Tumor Ablation
- Living Donor Liver Transplant
- Lobectomy
- Nutrition Counseling
- Pancreas Allograft Preparation
- Pancreas Transplant Failure Treatment
- Pancreas Transplant Rejection Treatment
- Pancreatic Disease Management
- Percutaneous Liver Biopsy
- Percutaneous Tumor Chemoembolization
- Portosystemic Shunt
- Renal Failure Treatment
- Small Bowel Transplant In Children
- Stomach Drainage
- Translumbar Aortography
- Transplant Evaluation
- Transplant Immunosuppression Management
Practice locations
Distance from Change LocationEnter your Location
3800 Reservoir Rd NW Pasquerilla Healthcare Center 2nd Fl Washington, DC, 20007
202-444-3700Fax 202-444-6193
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
- IH-Open POS II
- CareFirst NASCO
- CareFirst MedStar PPO
- Amerigroup DC Healthy Families
- AmeriHealth Caritas DC Healthy Families
- MedStar Family Choice DC Healthcare Alliance
- IH-EPO Plus
- IH-Network Only Plus
- UnitedHealthcare and AARP Medicare Complete Plans
- Aetna Advantage 6350
- CIGNA PPO Plus
- DC/MD SHOP QHP Small Business Plans
- UnitedHealthcare Medicare Adv. Special Needs Plans
- Aetna Traditional Choice (PPO)
- Anthem BCBS of VA HealthKeepers (POS & POS OA)
- Aetna Better Health of MD
- Select HMO/HealthFund/Health Network
- Humana Medicare Advantage - PPO
- Aetna Premier 200PD
- MultiPlan, Inc
- Aetna Classic 5000
- IH-Open Network Only Plus
- United Healthcare Choice Plus Cardiac Global
- Geisinger Medicare Advantage
- Cigna Alliance Medicare (HMO)
- Kaiser Maryland Medicaid MCO
- HumanaChoice Honor's plan PPO
- Choice POS II Open Access
- Cigna Achieve Medicare (HMO C-SNP)
- United Healthcare Choice Cardiac Global
- United Healthcare Select Plus (POS)
- Aetna Classic 3500
- Aetna Medicare Advantage HMO & PPO Plans
- CareFirst Group Medicare Advantage
- Johns Hopkins Advantage MD PPO
- Private Health Care Systems (PPO)
- POS OA
- MedStar Family Choice DC Healthy Families
- Kaiser Permanente Medicare Plus
- Kaiser Permanente Flexible Choice POS Cardiac Global
- Choice Care Network/HUMANA (PPO)
- Blue Choice Advantage
- CIGNA HMO & Network (HMO)
- Aetna Advantage 6350PD
- AMERIVANTAGE/Amerigroup Community Care
- Cigna Preferred Medicare (HMO)
- OCI Direct (HMO)
- IH-Open HMO
- Anthem BCBS of VA HealthKeepers (HMO)
- Anthem BCBS of VA Key Care POS/PPO/Indemnity
- Options PPO Cardiac Global
- IH-PPO
- Aetna Classic 3500
- HighMark
- CareFirst Community Health Plan of MD
- Medicare Advantage - Advantra Value (PPO)
- Medicare FFS
- United Student Resources
- Aetna Better Health of VA
- CIGNA PPO
- United Healthcare Community Plan - VA Medicaid MCO
- Anthem BCBS Medi Blue Plus
- CareFirst FEP Blue Focus
- M.D. IPA (HMO)
- UnitedHealthcare Individual Exchange Plans
- IH-Open EPO Plus
- IH-Network Only Plus
- Kaiser Permanente Medicare Advantage Signature and Select
- IH-EPO Plus
- Aetna Elect Choice/ Open Access (POS)
- IH-POS
- CareFirst EPO
- Medicare FFS
- M.D. IPA Preferred (POS)
- Police and Fire Clinic
- Humana Medicare Advantage - PPO
- Lasso Healthcare - Medicare Medical Savings Account
- CareFirst (NCA) Indemnity
- Erickson Advantage Plans
- Cigna True Choice Plus Medicare (PPO)
- Aetna Advantage 6350PD
- IH-HMO
- HighMark
- Police and Fire Clinic
- United HealthCare Community Plan - Maryland Health Choice Program
- Aetna Classic 5000PD
- Aetna VA Exchange
- CareFirst Maryland Point of Service Plan
- UHC Passport
- CareFirst Maryland Point of Service Plan
- BCBS of Michigan (BCN Advantage,Security Blue, Freedom, Medicare PLUS Blue Group PPO)
- First Health PPO
- CareFirst Group Medicare Advantage prescription drug benefit (PPO)
- OA Plus
- Amerigroup DC Alliance
- Aetna Traditional Choice (PPO)
- IH-Open Network Only Plus
- Optimum Choice
- Advantra Platinum (PPO)
- Anthem Federal Employee Program Basic
- Kaiser Permanente Flexible Choice 3-tier POS
- Amerigroup DC Alliance
- Coventry Health Care National Network PPO
- United Healthcare Community Plan - VA Medicaid MCO
- HealthyBlue PPO
- Amerigroup DC Healthy Families
- BCBS Out-of-State Medicare Plans (Blue Advantage)
- IH-Open POS II
- CareFirst NASCO
- Coventry Health Care of Virginia
- Choice POS II Open Access
- IH-Open POS Plus
- UHC Passport
- Coventry Health Care of Virginia
- Fee-for-Service (FFS) District of Columbia, Maryland and Virginia Medicaid
- Anthem Federal Employee Program Standard
- Kaiser Permanente Medicare Advantage Signature and Select
- CareFirst Blue Preferred PPO
- Choice POS
- IH-Open HMO
- CareFirst Administrators
- CareFirst Maryland Indemnity or PPO
- Alterwood Advanatge HMO & DSNP Plans
- CareFirst Blue Preferred PPO
- Healthy Blue (HMO, POS)
- IH-HMO
- TRICARE East Select
- AmeriHealth Caritas DC Healthcare Alliance
- OCI Direct (HMO)
- Sentara Health
- CIGNA EPO
- Aetna Basic
- UHC Group Medicare Advantage Plans (HMO, POS, PPO)
- IH-Indemnity
- HumanaChoice Honor's plan PPO
- IH-POS Plus
- Optimum Choice
- CareFirst EPO
- First Health PPO
- CIGNA HMO & Network (HMO)
- Great-West Healthcare POS/CIGNA
- Aetna HMO-Open Access/Select OA/HealthFund/Health Network Option OA
- Uniformed Services Family Health Plan
- Aetna Basic
- CIGNA POS/Network POS
- CareFirst Blue Choice Opt Out Open Access
- CIGNA Connect EPO
- MedStar Family Choice DC Healthcare Alliance
- Aetna Managed Choice (POS)
- Aetna Elect Choice/ EPO (Aetna Health Fund)
- CareFirst Maryland Indemnity or PPO
- Magellan Complete Care of VA - VA Medicaid MCO
- CIGNA PPO Plus
- Johns Hopkins Advantage MD HMO
- CareFirst Group Medicare Advantage
- Employee Health Plan
- HumanaChoice PPO
- United Medicare Private Fee-for-Service (PFFS) plans
- Aetna Advantage 6350
- Aetna HMO
- Fee-for-Service (FFS) District of Columbia, Maryland and Virginia Medicaid
- Aetna Signature Administrator PPO/TPA
- Health Services for Children with Special Needs
- WellPoint Maryland - Maryland Health Choice
- Aetna Classic 5000PD
- IH-PPO
- TriWest Healthcare Alliance
- Aetna Quality Point of Service (POS)
- Kaiser Permanente Signature
- Lasso Healthcare - Medicare Medical Savings Account
- Kaiser Permanente Select
- Navigate
- BlueChoice Open Access
- Erickson Advantage Plans
- MedStar Family Choice DC Healthcare Alliance
- Mamsi Life & Health (Indem./PPO)
- Aetna Elect Choice/ EPO (Aetna Health Fund)
- Sentara Health
- CareFirst FEP Blue Focus
- Kaiser Permanente Flexible Choice 3-tier POS
- TRICARE for Life East
- Anthem BCBS Medi Blue Dual Adv
- UnitedHealthcare Medicare Adv. Special Needs Plans
- Optimum Choice & Optimum Choice Preferred (POS) Cardiac Global
- Anthem BCBS of VA HealthKeepers Plus
- Beech Street PPO
- CareFirst Blue Choice Opt Out Plus Open Access (POS)
- Choice Fund PPO
- Optimum Choice Preferred (POS)
- MD IPA (HMO) & MD IPA Preferred Cardiac Global
- Employee Health Plan
- Aetna Open Choice (PPO)
- CareFirst Blue Card Program
- MedStar Family Choice - Maryland Health Choice
- M.D. IPA (HMO)
- UnitedHealthcare and AARP Medicare Complete Plans
- TriWest Healthcare Alliance
- IH-Open POS Plus
- Great-West Healthcare POS/CIGNA
- United Healthcare Select HMO-EPO/NPP Cardiac Global
- Aetna Open Choice (PPO)
- Aetna Student Health Insurance
- Optima Family Care MCO - VA Medicaid MCO
- Core Essential (HMO)
- IH-Open HMO Option
- United Healthcare Select HMO - EPO/NPP
- Network OA
- Medicare Direct
- CIGNA HMO Open Access
- CIGNA Indemnity
- United Healthcare Choice
- Aetna Managed Choice Open Access (POS)
- HUMANA/Choice Care Medicare Plans (Choice, Gold Choice)
- United Healthcare Choice Plus
- TRICARE East Prime
- TRICARE East Select
- Choice Care Network/HUMANA (PPO)
- Mamsi Life & Health (Indem./PPO)
- Johns Hopkins Advantage MD PLUS PPO
- IH-POS Plus
- CareFirst MedStar Select PPO
- Network OA
- Beech Street PPO
- CareFirst Dual Prime HMO-SNP
- Jai Medical Systems - Maryland Health Choice
- Aetna Medicare Advantage PFFS Plan
- CIGNA POS/Network POS
- Aetna Medicare Advantage PFFS Plan
- Health Services for Children with Special Needs
- CareFirst Group Medicare Advantage prescription drug benefit (PPO)
- Mamsi Life & Health (Indem./PPO)
- Cigna True Choice Medicare (PPO)
- Anthem BCBS of VA Key Care POS/PPO/Indemnity
- CIGNA EPO
- TRICARE for Life East
- Aetna VA Exchange
- United Healthcare Options (PPO)
- CIGNA Connect EPO
- Maryland Physicians Care MCO
- Johns Hopkins Advantage MD HMO
- United HealthCare Community Plan - Maryland Health Choice Program
- POS OA
- Coventry of Delaware HMO/PPO
- Humana Medicare Advantage - HMO Open Access
- Aetna Classic 5000
- CareFirst Blue Card Program
- Anthem BCBS Medi Blue SNP
- First Health PPO
- Anthem BCBS Medi Blue Plus
- BlueChoice Open Access
- Choice Fund PPO
- Private Fee-for-Service Plans (PFFS)
- Aetna Signature Administrator PPO/TPA
- Priority Partners - Maryland Health Choice
- BCBS of Michigan (BCN Advantage,Security Blue, Freedom, Medicare PLUS Blue Group PPO)
- Anthem BCBS of VA HealthKeepers Plus
- MultiPlan, Inc
- Aetna Advantage 5750
- BCBS Out-of-State Medicare Plans (Blue Advantage)
- CareFirst MedStar PPO
- NYC Medicare Advantage Plus
- CareFirst BlueChoice HMO
- Maryland Physicians Care MCO
- Private Fee-for-Service Plans (PFFS)
- Aetna HMO
- CareFirst Blue Choice Opt Out Open Access
- Kaiser Permanente Medicare Plus
- Coventry of Delaware HMO/PPO
- M.D. IPA Preferred (POS)
- IH-POS
- CareFirst BlueCross BlueShield Advantage Core/Enhanced
- CareFirst Community Health Plan of MD
- AMERIVANTAGE/Amerigroup Community Care
- Kaiser Permanente HMO Plus and DHMO Plus Member
- Anthem BCBS Medi Blue Dual Adv
- United Healthcare Choice Plus
- Aetna Student Health Insurance
- Blue Choice Advantage
- United Healthcare Navigate Cardiac Global
- United Student Resources
- Kaiser Maryland Medicaid MCO
- MedStar Family Choice - Maryland Health Choice
- UnitedHealthcare Individual Exchange Plans
- Mamsi Life & Health (Indem./PPO) Cardiac Global
- Tricare Reserve Select
- United Healthcare Select Plus (POS)
- Aetna Better Health of MD
- Aetna HMO-Open Access/Select OA/HealthFund/Health Network Option OA
- UHC Group Medicare Advantage Plans (HMO, POS, PPO)
- WellPoint Maryland - Maryland Health Choice
- Aetna Managed Choice (POS)
- UnitedHealthcare Medicare Advantage DSNP District of Columbia
- Humana Gold Plus HMO
- CareFirst Federal Employee Program (Std. & Basic PPO)
- CIGNA SureFit (HMO)
- Coventry Health Care National Network PPO
- Alterwood Advanatge HMO & DSNP Plans
- United Healthcare Choice
- CareFirst Blue Choice Opt Out Plus Open Access (POS)
- Cigna True Choice Plus Medicare (PPO)
- United Healthcare Select HMO - EPO/NPP
- UnitedHealthcare Medicare Advantage DSNP District of Columbia
- Humana Medicare Advantage - HMO Open Access
- Aetna Medicare Advantage HMO & PPO Plans
- Cigna Preferred Medicare (HMO)
- Cigna TotalCare (HMO D-SNP)
- Humana Gold Plus HMO
- Choice POS II
- IH-Open HMO Option
- DC/MD SHOP QHP Small Business Plans
- Cigna True Choice Medicare (PPO)
- HealthyBlue PPO
- HUMANA/Choice Care Medicare Plans (Choice, Gold Choice)
- Kaiser Permanente Signature - Added Choice
- United Healthcare Options (PPO)
- Johns Hopkins Advantage MD PPO
- Anthem Federal Employee Program Basic
- Cigna Achieve Medicare (HMO C-SNP)
- CIGNA SureFit (HMO)
- Kaiser Permanente Select Cardiac Global
- NYC Medicare Advantage Plus
- CIGNA HMO Open Access
- Anthem BCBS of VA HealthKeepers (HMO)
- Kaiser Permaenete Signature - Added Choice Cardiac Global
- Choice POS
- OA Plus
- Kaiser Permanente Signature - Added Choice
- Aetna Better Health of VA
- Aetna Elect Choice/ Open Access (POS)
- Private Health Care Systems (PPO)
- AmeriHealth Caritas DC Healthcare Alliance
- CareFirst BlueChoice HMO
- Geisinger Medicare Advantage
- Navigate
- Veterans Affairs Community Care Network
- Johns Hopkins Advantage MD PLUS PPO
- Aetna Worker's Compensation Network
- Tricare Reserve Select
- CareFirst BlueCross BlueShield Advantage Core/Enhanced
- CareFirst (NCA) Indemnity
- Optimum Choice Preferred (POS)
- UnitedHealthcare Individual Exchange Plans
- Aetna Worker's Compensation Network
- CareFirst Administrators
- Kaiser Permanente Signature
- Cigna TotalCare (HMO D-SNP)
- Jai Medical Systems - Maryland Health Choice
- Medicare Direct
- Uniformed Services Family Health Plan
- Aetna Premier 200PD
- CareFirst Dual Prime HMO-SNP
- Kaiser Permanente Select - Added Choice
- CareFirst MedStar Select PPO
- Medicare Advantage - Advantra Value (PPO)
- First Health PPO
- Advantra Platinum (PPO)
- Anthem BCBS Medi Blue SNP
- Cigna Alliance Medicare (HMO)
- Kaiser Permanente Select - Added Choice
- Optima Family Care MCO - VA Medicaid MCO
- Aetna Quality Point of Service (POS)
- CareFirst Federal Employee Program (Std. & Basic PPO)
- Choice POS II
- United Medicare Private Fee-for-Service (PFFS) plans
- MedStar Family Choice - Maryland Health Choice
- Priority Partners - Maryland Health Choice
- Fee-for-Service (FFS) District of Columbia, Maryland and Virginia Medicaid
- Kaiser Permanente HMO Plus and DHMO Plus Member
- Magellan Complete Care of VA - VA Medicaid MCO
- Anthem BCBS of VA HealthKeepers (POS & POS OA)
- MedStar Family Choice DC Healthy Families
- IH-Open EPO Plus
- Anthem Federal Employee Program Standard
- IH-Indemnity
- Aetna Advantage 5750
- Healthy Blue (HMO, POS)
- CIGNA PPO
- AmeriHealth Caritas DC Healthy Families
- CIGNA Indemnity
- HumanaChoice PPO
- Aetna Managed Choice Open Access (POS)
- Kaiser Permanente Select
- Core Essential (HMO)
- Veterans Affairs Community Care Network
- TRICARE East Prime
- Select HMO/HealthFund/Health Network
Education
Board Certification: American Board of Internal Medicine, Internal Medicine
Fellowship: MedStar Georgetown University Hospital (2016)
Fellowship: Medical University of South Carolina College of Medicine (2015)
Residency: University of Maryland Medical System (2011)
Medical School: Virginia Commonwealth University (2008)