Samer Samir Najjar, MD| Heart Failure And Transplantation Cardiology | MedStar Health

Samer Samir Najjar, MD
Provider is directly employed by MedStar Health

4.8 out of 5 (271 reviews)

Specialities: Heart Failure And Transplantation Cardiology

Languages: French, Arabic, English


About me

Samer Najjar, MD, is the Regional Chief of Cardiology for the Baltimore region. In this role, he has oversight over the following hospitals: MedStar Union Memorial Hospital, MedStar Good Samaritan Hospital, MedStar Franklin Square Medical Center, and MedStar Harbor Hospital. In addition, he oversees the MedStar Medical Group ambulatory cardiology practices.

Dr. Najjar is a cardiologist with subspecialty expertise in advanced heart failure, heart transplantation and mechanical circulatory support. He is a Professor of Medicine at Georgetown University and he co-chairs MedStar’s Cardiology Clinical Practice Council. He was most recently the director of the Advanced Heart Failure program at MedStar Washington Hospital Center where he oversaw its growth and development into one of the leading programs in the country.

Prior to joining MedStar Health, Dr. Najjar was an assistant professor of medicine at the Johns Hopkins University, where he served as director of the heart failure clinic at the Johns Hopkins Bayview Medical Center. He was also a member of the intramural NIH clinical research program, serving as the Head of the Human Cardiovascular Studies Unit at the National Institute on Aging. 

Dr. Najjar completed his undergraduate studies at Harvard University, where he graduated magna cum laude. He then completed his medical degree at Yale School of Medicine, where he was elected to the Alpha Omega Alpha Honor Medical Society. Dr. Najjar completed his residency training in internal medicine and his fellowship training in cardiovascular diseases at The Johns Hopkins Hospital. He also completed subspecialty training in advanced heart failure and transplant cardiology. During his fellowship, he won the prestigious American College of Cardiology/Merck Research award.

Dr. Najjar specializes in state-of-the-art therapies for heart failure. His clinical interests include caring for patients with advanced heart failure, patients who have received an LVAD, and those who have undergone a heart transplant. Dr. Najjar is passionate about advancing the care of patients through research and innovation. Dr. Najjar has won numerous honors and awards. He is widely published, with over 130 manuscripts in peer-reviewed journals. 

Dr. Najjar and his dedicated team provide a holistic approach to each patient and their caregiver. This often includes the involvement of a multidisciplinary team of health care providers with expertise in heart failure such as nurses, coordinators, nutritionists, pharmacists, physical therapists, social workers, and symptom specialists.

When not pursuing his passion of caring for patients with cardiac conditions, Dr. Najjar enjoys traveling and spending time with his wife and three kids.

Clinical areas of focus

  • Advanced Heart Failure (AHF)
  • Cardiac Amyloid
  • Cardiac Sarcoidosis
  • Cardiomyopathy
  • Circulatory Assist Devices
  • Congestive Heart Failure (CHF)
  • Dilated Cardiomyopathy
  • Heart Transplant
  • Home Inotropes
  • Left Heart Failure
  • Pulmonary Hypertension
  • Ventricular Assist Device
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Conditions and procedures

Conditions I treat

  • Acute Decompensated Heart Failure
  • Advanced Heart Failure (AHF)
  • Amyloidosis
  • Autoimmune Heart Diseases
  • Cardiac Amyloid
  • Cardiac Sarcoidosis
  • Cardiomyopathy
  • Cardiovascular Disease Related To Chemotherapy
  • Centrimag Ventricular Assist Device Complications
  • Congestive Heart Failure (CHF)
  • Cor Pulmonale
  • Diabetic Cardiomyopathy
  • Dilated Cardiomyopathy
  • End Stage Heart Disease
  • Genetic Cardiomyopathy
  • Giant Cell Myocarditis
  • Heart Transplant Rejection
  • Hypertrophic Cardiomyopathy
  • Infiltrative Disorders Of The Heart
  • Left Heart Failure
  • Mitral Valve Regurgitation Associated Heart Failure
  • Myocarditis
  • Non Compaction Cardiomyopathy NCM
  • Non Ischemic Cardiomyopathy
  • Pulmonary Edema
  • Pulmonary Hypertension
  • Pulmonary Hypertension Associated Connective Tissue Disease
  • Restrictive Cardiomyopathy
  • Rheumatic Heart Disease
  • Rheumatic Heart Failure
  • Right Heart Failure
  • Right Ventricular Cardiomyopathy
  • Tachycardia Induced Cardiomyopathy
  • Takotsubo Cardiomyopathy
  • Transplant Related Infection
  • Viral Cardiomyopathy
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Procedures I perform

  • Cardiomems
  • Chronic Inotropic Therapy
  • Circulatory Assist Devices
  • Heart Biopsy
  • Heart Transplant
  • Home Inotropes
  • Mechanical Circulatory Support
  • Pretransplant Clearance
  • Ventricular Assist Device
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MedStar Medical Group accepts most major health insurance plans. If you are uncertain as to whether your individual health insurance plan is accepted at MedStar Medical Group, please call your insurance company.

  • List of insurance plans we accept
    • Aetna Elect Choice/ EPO (Aetna Health Fund) Innovation Health: Network Only Plus
    • Aetna Quality Point of Service (POS)
    • Aetna USAccess (POS)
    • Aetna Student Health Insurance
    • Aetna Medicare Advantage HMO & PPO Plans
    • CFBCBS BlueChoice HMO
    • CFBCBS Blue Choice Opt Out Plus Open Access (POS)
    • CFBCBS Maryland Point of Service Plan (MPOS)
    • CFBCBS Federal Employee Program (Std. & Basic PPO)
    • CFBCBS Maryland Indemnity or PPO
    • CFBCBS (NCA) Indemnity
    • CIGNA HMO & Network (HMO)
    • CIGNA POS/Network POS
    • Great-West Healthcare POS/CIGNA
    • CIGNA Indemnity
    • Coventry Health Care of Virginia
    • Coventry of Delaware HMO/PPO
    • First Health PPO
    • Tricare Prime
    • Tricare Standard
    • Tricare Extra (Indemnity)
    • Tricare for Life (Medicare Supplemental Plan)
    • MedStar Family Choice - Maryland Health Choice
    • MedStar Select (MedStar Associates' Plan)
    • MedStar Medicare Choice
    • United Healthcare Select HMO - EPO/NPP
    • United Healthcare Select Plus (POS)
    • United Healthcare Choice Plus
    • United Student Resources
    • M.D. IPA (HMO)
    • M.D. IPA Preferred (POS)
    • Optimum Choice Preferred (POS) & OCI Direct (HMO)
    • Mamsi Life & Health (Indem./PPO)
    • Aetna Worker's Compensation Network
    • Coventry Health Care National Network PPO
    • Private Health Care Systems (PHCS) (PPO)
    • United Healthcare Options (PPO) (includes Empire PPO, GEHA, Compass Rose)
    • OneNet PPO, Inc.
    • United Healthcare Choice
    • United Healthcare Core Essential (HMO)
    • Optimum Choice
    • United Healthcare Navigate
    • United Healthcare Compass (HMO)
    • CIGNA HMO Open Access (OA)
    • Network OA
    • POS OA & OA Plus
    • PPO and PPO Plus
    • Choice Fund PPO
    • CFBSBC Blue Preferred PPO
    • HealthyBlue PPO
    • CFBCBS Blue Choice Opt Out Open Access
    • BlueChoice Open Access
    • Blue Choice Advantage & Healthy Blue (HMO, POS)
    • Aetna Traditional Choice (PPO)
    • Innovation Health: Indemnity
    • Aetna Open Choice (PPO)
    • Innovation Health: PPO
    • Aetna Managed Choice (POS)
    • Innovation Health: POS Plus
    • Aetna Elect Choice/ Open Access (POS)
    • Innovation Health: Open Network Only Plus
    • Aetna HMO-Open Access/Select OA/HealthFund/Health Network Option OA
    • Innovation Health: POS
    • Open HMO
    • Opoen HMO Option
    • Open EPO Plus
    • Aetna Managed Choice Open Access (POS)
    • Choice POS & Choice POS II
    • Innovation Health: Open POS Plus
    • Open POS II
    • Aetna HMO
    • Select HMO/HealthFund/Health Network
    • Aetna Innovations: HMO & EPO Plus



Board Certification: American Board of Internal Medicine, Cardiovascular Disease

Board Certification: American Board of Internal Medicine, Advanced Heart Failure and Transplant Cardiology

Fellowship Program: Johns Hopkins Hospital (2000)

Residency Program: Johns Hopkins Hospital (1996)

Medical School: Yale University School of Medicine (1993)

Ratings and reviews

  • Provider explained things understandably

  • Provider listened carefully

  • Provider knew medical history

  • Provider showed respect

  • Provider spent enough time with patient

  • Jan 10, 2022

    Dr. Najjar is an exceptional physician, who carefully listens to the patients' concerns. Exceptional, knowledgeable, and caring in his approach.

  • Oct 12, 2021

    Dr. S. Najjar was excellent a professional. Gave me lot of time & explained all issues I raised up. He is great.

  • Aug 5, 2021