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Taisei Kobayashi, MD, LT, USNR Physician

Assistant Professor of Clinical Medicine

Languages spoken:

  • Japanese

Dr. Kobayashi is employed by Penn Medicine.

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Clinical Specialties


  • Cardiology

Programs & Centers:

Board Certification:

  • Cardiovascular Disease, 2016
  • Internal Medicine, 2013
  • Interventional Cardiology, 2018

Clinical Expertise:

  • Aortic Stenosis
  • Aortic Valve Procedures
  • Aortic Valve Regurgitation
  • Atherosclerosis (Arteriosclerosis)
  • Atrial Septal Defect (ASD)
  • Bicuspid Aortic Valve
  • Cardiogenic Shock
  • Cardiomyopathy
  • Catheter Angiography
  • Chest Pain (Angina)
  • Congestive Heart Failure
  • Coronary Artery Disease
  • Heart Attack (Myocardial Infarction)
  • Heart Murmur
  • Minimally Invasive Mitral Valve Surgery
  • Mitral Stenosis
  • Mitral Valve Disorders
  • Mitral Valve Regurgitation
  • Transcatheter Aortic Valve Replacement (TAVR)
  • Ultrasound
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Practice Locations and Appointments

Insurance Accepted

  • Aetna US Healthcare
  • Amerihealth Caritas
  • Amerihealth Caritas Medicare
  • Cigna
  • Cigna HealthSpring
  • Clover Health Plan
  • CVS Health
  • Devon Health Services (Americare)
  • eLAP Services
  • Gateway Health Plan
  • Geisinger Health Plan
  • HealthAmerica / HealthAssurance, a Coventry Plan
  • HealthPartners
  • HealthPartners Medicare
  • HealthSmart
  • Highmark Blue Shield
  • Homestead Smart Health Plans
  • Horizon Blue Cross Blue Shield of New Jersey
  • Humana / Choicecare
  • Independence Blue Cross (Keystone East)
  • Intergroup
  • Keystone First
  • Keystone First Medicare
  • Multiplan
  • NJ Medicaid
  • NJ Qualcare
  • Oxford Health Plan
  • PA Health and Wellness (Centene) Medicare
  • PA Medicaid
  • PA Medicare
  • Preferred Health Care/LGH
  • Provider Partners Health Plan
  • Rail Road Medicare / Palmetto GBA
  • Remedy Partners at Penn Medicine
  • Tricare
  • United Healthcare
  • UnitedHealthcare Community Plan
  • US Family Health Plan
  • Veterans Choice Program

Education and Training

Medical School: Case Western Reserve University
Residency: Hospital of the University of Pennsylvania
Fellowship: Hospital of the University of Pennsylvania


American College of Cardiology, National American Heart Association, National

Hospital Affiliation

Dr. Kobayashi is employed by Penn Medicine.

Hospital Privileges:

  • Hospital of the University of Pennsylvania: Has privileges to treat patients in the hospital.
  • Pennsylvania Hospital: Has privileges to treat patients in the hospital.


Description of Research Expertise:

Cardiovascular Outcomes research
Peripheral interventions research

Selected Publications:

Meheshwari A, Desai ND, Giri J, Kobayashi T, Kolansky D, Schaller RD.: Use of Intracardiac Echocardiography During Transvenous Lead Extraction to Avoid a Catastrophic Injury JACC Clin Electrophysiol 5 (6): 744-745,2019.

Nathan AS, Geng Z, Dayoub EJ, Khatana SAM, Eberly LA, Kobayashi T, Pugliese SC, Adusumalli S, Giri J, Groeneveld PW.: Racial, Ethnic, and Socioeconomic Inequities in the Prescription of Direct Oral Anticoagulants in Patients With Venous Thromboembolism in the United States. Circ Cardiovasc Qual Outcomes : 2019.

Fiorilli PN, Kobayashi T, Giri J, Hirshfeld JW Jr.: Strategies for radiation exposure-sparing in fluoroscopically guided invasive cardiovascular procedures Catheter Cardiovasc Interv. : 2019.

Dayoub EJ, Nathan AS, Khatana SAM, Seigerman M, Tuteja S, Kobayashi T, Kolansky DM, Groeneveld PW, Giri J.: Use of Prasugrel and Ticagrelor in Stable Ischemic Heart Disease After Percutaneous Coronary Intervention, 2009-2016. Circ Cardiovasc Interv. : 2019.

Dayoub EJ, Seigerman M, Tuteja S, Kobayashi T, Kolansky DM, Giri J, Groeneveld PW.: Trends in Platelet Adenosine Diphosphate P2Y12 Receptor Inhibitor Use and Adherence Among Antiplatelet-Naive Patients After Percutaneous Coronary Intervention, 2008-2016. JAMA Intern Med. : 2018.

Mangels DR, Nathan A, Tuteja S, Giri J, Kobayashi T.: Contemporary Antiplatelet Pharmacotherapy in the Management of Acute Coronary Syndromes. Curr Treat Options Cardiovasc Med. : 2018.

Kobayashi T, Giri J.: The Role of Embolic Protection in Carotid Artery Stenting. Prog in Cardiovasc Dis. In publication : 2017 .

Goli RR, Contractor MM, Nathan A, Tuteja S, Kobayashi T, Giri J.: Antiplatelet Therapy for Secondary Prevention of Vascular Disease Complications. Curr Atheroscler Rep. : 2017.

Hyman, MC, Vemulapalli S, Szeto WY, Stebbins A, Patel PA, Matsouaka RA, Herrmann HC, Anwaruddin S, Kobayashi T, Desai ND, Vallabhajosyula P, McCarthy FH, Li R, Bavaria JE, Giri J: Conscious Sedation versus General Anesthesia fro Transcatheter Aortic Valve Replacement: Insights from the NCDR STS/ACC TVT Registry. Circulation : 2017.

Kobayashi T, Glorioso T, Armstrong EJ, Maddox T, Plomondon M, Grunwald GK, Bradley SM, Tsai TT, Waldo S, Rao S, Banerjee S, Nallamothu B, Bhatt D, Rene AG, Wilensky RL, Groeneveld P, Giri J.: Comparative Outcomes after Percutaneous Coronary Intervention among Black and White Patients Treated at US Veterans Affairs Hospitals. JAMA Cardiology 2 (9): 967-975,2017.

Academic Contact Info

Perelman Center for Advanced Medicine
11th Floor South Pavilion
3400 Civic Center Boulevard

Philadelphia, PA 19104
Phone: (215) 614-6093
Patient appointments: 800-789-7366 (PENN)