Joseph James Jennings, MD| Gastroenterology | MedStar Health
About me
Dr. Joseph J. Jennings is a board-certified gastroenterologist with a focus on bleeding within the GI tract. He graduated from Georgetown University School of Medicine in 2012 and completed his Internal Medicine training at MedStar Georgetown University Hospital in 2015. He served as the Chief Medical Resident for MedStar Georgetown University Hospital and served as an attending physician in Internal Medicine at the Washington DC VA Medical Center and Virginia Hospital Center as well. He completed his three year fellowship in Gastroenterology at MedStar Georgetown University Hospital and served as Chief Fellow in 2018-2019.
Dr. Jennings strives to create a relationship with his patients that promotes joint decision making and patient empowerment. He also has a strong interest in medical education and training. He currently serves as the associate director for the MedStar Georgetown University Hospital's gastroenterology fellowship program.
Dr. Jennings is board certfied in Internal Medicine since 2015 and Gastroenterology/Hepatology since 2019 (Dr. Jennings Board Certifications). He has been recognized by multiple organizations as a "Top Gastroenterologist and Hepatologist" both for the DC region as well as on the national level.
Dr. Jennings sees patients at three locations currently:
MedStar Georgetown University Hospital for in person or virtual clinic visits as well as endoscopic procedures (Monday, Tuesday, Wedenesday mornings, and Friday afternoons)
MedStar Lafayette Centre for clinic visits as well as endoscopic procedures (Thursday, and Friday mornings)
MedStar McLean for in person clinic visits (First Wednesdays of each month)
Clinical areas of focus
- Colonoscopy With Biopsy
- Enteroscopy With Bleeding Control
- Sigmoidoscopy With Biopsy
Conditions and procedures
Conditions I treat
- Arteriovenous Malformation (AVM)
- Celiac Disease
- Colitis
- Colon Cancer
- Colon Polyps
- Colorectal Malignancy
- Crohn's Disease
- Diseases Of Esophagus
- Diseases Of Stomach And Duodenum
- Duodenal Ulcer
- Dysphagia
- Esophageal Cancer
- Gastric Cancer
- Gastrointestinal Bleeding
- Gastrointestinal Stromal Tumor (GIST)
- Hematemesis
- Inflammatory Bowel Disease
- Iron Deficiency Testing
- Proctitis
- Rectal Cancer
- Small Intestine Cancer
- Stomach Cancer
- Ulcerative Colitis
- Vascular Disorders Of Intestine
Procedures I perform
- Capsule Endoscopy
- Colonoscopy
- Colonoscopy Through Stoma
- Colonoscopy Through Stoma With Biopsy
- Colonoscopy With Biopsy
- Colonoscopy With Injection
- EGD With Biopsy
- EGD With Mucosal Resection
- Endoscopic Evaluation Of Intestinal Pouch
- Endoscopic Mucosal Resection
- Endoscopic Stomach Feeding Device Insertion
- Endoscopy
- Enteroscopy
- Enteroscopy With Biopsy
- Enteroscopy With Bleeding Control
- Esophageal Dilation
- Esophagogastroduodenoscopy With Tumor Ablation
- Flexible Colonoscopy With Biopsy
- Ileoscopy With Biopsy
- Inflammatory Bowel Disease
- Lower Gi Endoscopy
- Sigmoidoscopy With Biopsy
- Upper Esophagus Dilation, Endoscopic
- Upper Gi Endoscopy
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
- Aetna HMO
- Tricare Reserve Select
- Anthem Federal Employee Program Standard
- United Healthcare Choice Cardiac Global
- Kaiser Permanente Medicare Plus
- UnitedHealthcare Individual Exchange Plans
- Kaiser Permanente Signature - Added Choice
- Navigate
- Aetna Medicare Advantage PFFS Plan
- Geisinger Medicare Advantage
- Cigna Achieve Medicare (HMO C-SNP)
- MedStar Family Choice DC Healthcare Alliance
- Humana Medicare Advantage - PPO
- Amerigroup DC Alliance
- M.D. IPA (HMO)
- Fee-for-Service (FFS) District of Columbia, Maryland and Virginia Medicaid
- CareFirst MedStar Select PPO
- Optima Family Care MCO - VA Medicaid MCO
- United Healthcare Choice
- Aetna Traditional Choice (PPO)
- CareFirst Community Health Plan of MD
- United Healthcare Community Plan - VA Medicaid MCO
- Humana Gold Plus HMO
- United Healthcare Select HMO - EPO/NPP
- Aetna Basic
- CIGNA POS/Network POS
- Fee-for-Service (FFS) District of Columbia, Maryland and Virginia Medicaid
- Select HMO/HealthFund/Health Network
- Kaiser Permanente HMO Plus and DHMO Plus Member
- United Healthcare Select HMO-EPO/NPP Cardiac Global
- Jai Medical Systems - Maryland Health Choice
- Anthem BCBS of VA HealthKeepers (POS & POS OA)
- HUMANA/Choice Care Medicare Plans (Choice, Gold Choice)
- TRICARE East Prime
- OA Plus
- Anthem Federal Employee Program Basic
- Cigna Preferred Medicare (HMO)
- Aetna Classic 3500
- CIGNA PPO Plus
- Aetna Better Health of VA
- IH-Open Network Only Plus
- M.D. IPA Preferred (POS)
- Medicare FFS
- Medicare Advantage - Advantra Value (PPO)
- CIGNA Connect EPO
- Optimum Choice & Optimum Choice Preferred (POS) Cardiac Global
- Anthem BCBS of VA HealthKeepers (HMO)
- Kaiser Permanente Flexible Choice 3-tier POS
- Aetna Managed Choice Open Access (POS)
- OCI Direct (HMO)
- CIGNA EPO
- Coventry Health Care National Network PPO
- United Healthcare Navigate Cardiac Global
- Aetna Worker's Compensation Network
- CIGNA SureFit (HMO)
- DC/MD SHOP QHP Small Business Plans
- IH-Indemnity
- Sentara Health
- CareFirst Administrators
- Aetna Elect Choice/ EPO (Aetna Health Fund)
- Choice POS
- Uniformed Services Family Health Plan
- Lasso Healthcare - Medicare Medical Savings Account
- Blue Choice Advantage
- IH-Open POS II
- Choice POS II
- IH-Open EPO Plus
- Coventry of Delaware HMO/PPO
- Erickson Advantage Plans
- CareFirst Blue Choice Opt Out Open Access
- Private Health Care Systems (PPO)
- Kaiser Permanente Medicare Advantage Signature and Select
- HighMark
- Humana Medicare Advantage - HMO Open Access
- Aetna Managed Choice (POS)
- WellPoint Maryland - Maryland Health Choice
- Aetna Classic 5000PD
- UnitedHealthcare Individual Exchange Plans
- Aetna Advantage 5750
- Aetna Signature Administrator PPO/TPA
- IH-POS Plus
- IH-POS
- Cigna TotalCare (HMO D-SNP)
- Mamsi Life & Health (Indem./PPO)
- Kaiser Maryland Medicaid MCO
- CareFirst BlueCross BlueShield Advantage Core/Enhanced
- CIGNA Indemnity
- MedStar Family Choice DC Healthcare Alliance
- CareFirst BlueChoice HMO
- Aetna Elect Choice/ Open Access (POS)
- Magellan Complete Care of VA - VA Medicaid MCO
- Aetna Open Choice (PPO)
- Private Fee-for-Service Plans (PFFS)
- Optimum Choice Preferred (POS)
- Employee Health Plan
- IH-Open POS Plus
- IH-PPO
- CareFirst Maryland Point of Service Plan
- HumanaChoice Honor's plan PPO
- Kaiser Permaenete Signature - Added Choice Cardiac Global
- Optimum Choice
- United Healthcare Select Plus (POS)
- AMERIVANTAGE/Amerigroup Community Care
- Anthem BCBS of VA Key Care POS/PPO/Indemnity
- Beech Street PPO
- CareFirst Federal Employee Program (Std. & Basic PPO)
- Cigna True Choice Medicare (PPO)
- United Healthcare Choice Plus
- Options PPO Cardiac Global
- Aetna Premier 200PD
- Choice Care Network/HUMANA (PPO)
- TRICARE for Life East
- IH-Open HMO Option
- Kaiser Permanente Select - Added Choice
- Kaiser Permanente Signature
- MD IPA (HMO) & MD IPA Preferred Cardiac Global
- CareFirst NASCO
- MedStar Family Choice - Maryland Health Choice
- Veterans Affairs Community Care Network
- Coventry Health Care of Virginia
- CareFirst Group Medicare Advantage
- CIGNA HMO & Network (HMO)
- NYC Medicare Advantage Plus
- Aetna VA Exchange
- Anthem BCBS Medi Blue SNP
- Aetna HMO-Open Access/Select OA/HealthFund/Health Network Option OA
- Johns Hopkins Advantage MD PPO
- Aetna Better Health of MD
- POS OA
- BCBS Out-of-State Medicare Plans (Blue Advantage)
- UHC Passport
- IH-HMO
- UHC Group Medicare Advantage Plans (HMO, POS, PPO)
- Cigna Alliance Medicare (HMO)
- Health Services for Children with Special Needs
- MedStar Family Choice DC Healthy Families
- Aetna Student Health Insurance
- Healthy Blue (HMO, POS)
- Core Essential (HMO)
- TriWest Healthcare Alliance
- HealthyBlue PPO
- United Healthcare Options (PPO)
- CareFirst Blue Preferred PPO
- CareFirst (NCA) Indemnity
- CareFirst Blue Choice Opt Out Plus Open Access (POS)
- MultiPlan, Inc
- TRICARE East Select
- Kaiser Permanente Flexible Choice POS Cardiac Global
- Choice Fund PPO
- Medicare Direct
- IH-Network Only Plus
- Cigna True Choice Plus Medicare (PPO)
- MedStar Family Choice - Maryland Health Choice
- Network OA
- Aetna Classic 5000
- CareFirst Dual Prime HMO-SNP
- Aetna Advantage 6350
- CIGNA HMO Open Access
- Police and Fire Clinic
- CareFirst MedStar PPO
- Alterwood Advanatge HMO & DSNP Plans
- First Health PPO
- United Medicare Private Fee-for-Service (PFFS) plans
- AmeriHealth Caritas DC Healthy Families
- CareFirst FEP Blue Focus
- Choice POS II Open Access
- AmeriHealth Caritas DC Healthcare Alliance
- Johns Hopkins Advantage MD HMO
- UnitedHealthcare Medicare Adv. Special Needs Plans
- CareFirst Blue Card Program
- Maryland Physicians Care MCO
- Advantra Platinum (PPO)
- CareFirst EPO
- Great-West Healthcare POS/CIGNA
- Anthem BCBS of VA HealthKeepers Plus
- First Health PPO
- Aetna Medicare Advantage HMO & PPO Plans
- Kaiser Permanente Select Cardiac Global
- Aetna Quality Point of Service (POS)
- Mamsi Life & Health (Indem./PPO)
- UnitedHealthcare Medicare Advantage DSNP District of Columbia
- United Healthcare Choice Plus Cardiac Global
- United Student Resources
- Amerigroup DC Healthy Families
- Anthem BCBS Medi Blue Dual Adv
- BlueChoice Open Access
- CIGNA PPO
- CareFirst Group Medicare Advantage prescription drug benefit (PPO)
- United HealthCare Community Plan - Maryland Health Choice Program
- CareFirst Maryland Indemnity or PPO
- HumanaChoice PPO
- IH-Open HMO
- IH-EPO Plus
- Anthem BCBS Medi Blue Plus
- Johns Hopkins Advantage MD PLUS PPO
- Priority Partners - Maryland Health Choice
- Aetna Advantage 6350PD
- UnitedHealthcare and AARP Medicare Complete Plans
- Kaiser Permanente Select
- BCBS of Michigan (BCN Advantage,Security Blue, Freedom, Medicare PLUS Blue Group PPO)
- Mamsi Life & Health (Indem./PPO) Cardiac Global
Videos
Education
Board Certification: American Board of Internal Medicine, Internal Medicine
Fellowship: Medstar-Georgetown University Medical Center (2019)
Residency: Georgetown University Hospital (2016)
Medical School: Georgetown University (2012)
Awards
- 2023 and 2024 Castle Connolly Top Doctor in Gastroenterology
- 2023 and 2024 Washingtonian Top Doctor in Gastroenterology
- Thomas Taylor Award for Excellence in Teaching and Patient Care (2019)
- 2019 American College of Gastroenterology Young Physician Leadership Scholar
- 2018 American College of Gastroenterology GI Jeopardy Winner
Hospital affiliations
News and publications
- Dr. Jennings talking with Men's Health on acid reflux, swallowing, and coughs
- Facebook Live: Colon Cancer Prevention
- National Colorectal Cancer Awareness Month 2023: Screening, risks and more
- Study: Colon cancer cases increase among younger adults
- Washington ABC7 National Colorectal Cancer Awareness 2023
- Health Watch: Avoiding holiday heartburn with Dr. Joseph Jennings
- Wondering Why Your Stomach Hurts After You Eat? Here Are 9 Possible Reasons
- Dr. Jennings promoting Colon Cancer Awareness Month
- 12 Days of Wellness - Dr. Jennings talks about celiac disease and holiday meals
- Dr. Jennings talks about COVID-19 and the GI Tract on NBC Washington
- Dr. Jennings recognized by the American College of Gastroenterology
Selected/Recent Publications
- Breast Cancer Metastasis to the Gastrointestinal Tract With Unusual Endoscopic and Histologic Presentations. Kimchy, Alexandra & Umoren, Mfoniso & Rosenberg, Jessica & Ilagan, Charmaine & Nithagon, Pichayut & Shafa, Shervin & Jennings, Joseph. (2022). ACG case reports journal. 9. e00938. 10.14309/crj.0000000000000938.
- Hepatotoxicty of Agents Used in the Management of Inflammatory Bowel Disease: a 2020 Update. Barnhill MS, Steinberg JM, Jennings JJ, Lewis JH.Curr Gastroenterol Rep. 2020 Jul 15;22(9):47. doi: 10.1007/s11894-020-00781-3.PMID: 32671616 Review.
- Hepatotoxicity induced by immune checkpoint inhibitors: a comprehensive review including current and alternative management strategies. Jennings JJ, Mandaliya R, Nakshabandi A, Lewis JH.Expert Opin Drug Metab Toxicol. 2019 Mar;15(3):231-244. doi: 10.1080/17425255.2019.1574744. Epub 2019 Feb 5.PMID: 30677306 Review.
- NAFLD-NASH: An Under-Recognized Epidemic.Jennings J, Faselis C, Yao MD.Curr Vasc Pharmacol. 2018;16(3):209-213. doi: 10.2174/1570161115666170622074007.PMID: 28676024 Review.
- Novel Use for Maloney Dilators in the Management of Gastrostomy Stenosis Jennings JJ, Batisda-Coelho R, Lipman TO.ACG Case Rep J. 2019 Apr 5;6(4):e00054. doi: 10.14309/crj.0000000000000054. eCollection 2019 Apr.PMID: 31616736 Free PMC article.
- Outcomes of vedolizumab therapy in patients with immune checkpoint inhibitor-induced colitis: a multi-center study. Abu-Sbeih H, Ali FS, Alsaadi D, Jennings JJ, Luo W, Gong Z, Richards DM, Charabaty A, Wang Y.J Immunother Cancer. 2018 Dec 5;6(1):142. doi: 10.1186/s40425-018-0461-4.PMID: 30518410 Free PMC article.
- Vedolizumab-Induced Remission in 3 Patients With Refractory Microscopic Colitis: A Tertiary Care Center Case Series. Jennings JJ, Charabaty A.Inflamm Bowel Dis. 2019 Jul 17;25(8):e97. doi: 10.1093/ibd/izz042.PMID: 30889247 No abstract available.
- H pylori treatment reduced risk for gastric cancer in patients with a family history of gastric cancer. Jennings JJ.Ann Intern Med. 2020 Jun 16;172(12):JC66. doi: 10.7326/ACPJ202006160-066.PMID: 32539507
- Understanding patient preference for physician attire: a cross-sectional observational study of 10 academic medical centres in the USA. Petrilli CM, Saint S, Jennings JJ, Caruso A, Kuhn L, Snyder A, Chopra V.BMJ Open. 2018 May 29;8(5):e021239. doi: 10.1136/bmjopen-2017-021239.PMID: 29844101 Free PMC article.