The 20 Best Inappropriate Sinus Tachycardia (IST) Doctors Near Me in Warren, PA
Find the Top Inappropriate Sinus Tachycardia (IST) Experts and Specialists
UPMC Heart And Vascular Institute
Michael Unks, MD, specializes in cardiology and is board-certified in cardiovascular disease by the American Board of Internal Medicine. He is affiliated with UPMC Kane, UPMC Horizon, UPMC Jameson, UPMC Northwest and UPMC Hamot. Dr. Unks completed his cardiology fellowship and internal medicine residency at Duke University Medical Center in Durham, NC, and medical degree from the University of Pittsburgh School of Medicine. A native of Fairview, Pa, Dr. Unks is happy to return to the Erie region to care for patients. Dr. Unks is rated as an Experienced provider by MediFind in the treatment of Inappropriate Sinus Tachycardia (IST). He is also highly rated in 23 other conditions, according to our data. His clinical expertise encompasses Atrial Fibrillation, Heart Attack, Pediatric Myocarditis, Aortic Regurgitation, and Pacemaker Implantation. Dr. Unks is board certified in American Board Of Internal Medicine. Dr. Unks is currently accepting new patients.
UPMC Heart And Vascular Institute
Mohammad Karim, MD, FACC, specializes in cardiology and is board-certified in cardiovascular disease and internal medicine by the American Board of Internal Medicine. He practices at UPMC Heart and Vascular Institute and is affiliated with UPMC Kane, UPMC Horizon, UPMC Jameson, UPMC Chautauqua, UPMC Cole, UPMC Northwest, and UPMC Hamot. Dr. Karim received his medical degree from the University of Cincinnati College of Medicine and completed his residency at Cleveland Clinic, followed by a fellowship at Westchester Medical Center. Dr. Karim is rated as an Experienced provider by MediFind in the treatment of Inappropriate Sinus Tachycardia (IST). His clinical expertise encompasses Arterial Embolism, Inappropriate Sinus Tachycardia (IST), Heart Attack, and Heart Failure. Dr. Karim is board certified in American Board Of Internal Medicine and American Board Of Internal Medicine. Dr. Karim is currently accepting new patients.
Warren Faculty Specialist
Alexander Ob-Nwankwo, MD, specializes in hospital medicine and is board-certified in internal medicine by the American Board of Internal Medicine. He practices at UPMC Northwest Hospitalists and Warren Faculty Specialist and is affiliated with UPMC Northwest. Dr. Ob-Nwankwo received his medical degree from the University of Nigeria and completed his residency at Mercy Catholic Medical Center. Dr. Ob is rated as an Experienced provider by MediFind in the treatment of Inappropriate Sinus Tachycardia (IST). His clinical expertise encompasses Inappropriate Sinus Tachycardia (IST) and ALK-Positive Non-Small Cell Lung Cancer. Dr. Ob is board certified in American Board Of Internal Medicine.
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Mason Tootell is a primary care provider, practicing in Family Medicine in Warren, Pennsylvania. Dr. Tootell is rated as an Experienced provider by MediFind in the treatment of Inappropriate Sinus Tachycardia (IST). He is also highly rated in 41 other conditions, according to our data. His clinical expertise encompasses Hypertension, Glucocorticoid-Remediable Aldosteronism, Familial Hypertension, and Trichohepatoenteric Syndrome.
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John Sutton is a primary care provider, practicing in Family Medicine in Warren, Pennsylvania. Dr. Sutton is rated as an Experienced provider by MediFind in the treatment of Inappropriate Sinus Tachycardia (IST). He is also highly rated in 51 other conditions, according to our data. His clinical expertise encompasses High Cholesterol, Sinusitis, Familial Hypertension, Endoscopy, and Gastrostomy.
Warren Healthcare Associates Inc
Damian Horner is a primary care provider, practicing in Family Medicine in Warren, Pennsylvania. Dr. Horner is rated as an Experienced provider by MediFind in the treatment of Inappropriate Sinus Tachycardia (IST). He is also highly rated in 8 other conditions, according to our data. His clinical expertise encompasses End-Stage Renal Disease (ESRD), Maturity Onset Diabetes of the Young, Hypothyroidism, and Benign Paroxysmal Positional Vertigo.
Sheffield Medical Center
Kathryn Smith is a Nurse Practitioner practicing medicine in Sheffield, Pennsylvania. She has been practicing medicine for over 10 years. Ms. Smith is rated as an Experienced provider by MediFind in the treatment of Inappropriate Sinus Tachycardia (IST). Her clinical expertise encompasses Respiratory Syncytial Virus (RSV) Infection, Inappropriate Sinus Tachycardia (IST), Muscle Spasms, and Aseptic and Alopecic Nodules of Scalp (AANS).
Last Updated: 04/28/2026

