Find a Chester County Hospital Provider

Consulting a physician regularly is an important part of a healthier lifestyle. Together, you and your physician can determine the best plan to keep you fit and able to enjoy the times of your life. Surprisingly, many people do not have a regular doctor whom they can turn to in case of illness or injury. In a serious emergency, they often have no choice of whom will provide care or what treatment will be administered. We at Chester County Hospital encourage you to take the time to choose a physician before emergency situations arise. A regular primary care physician or specialist knows your medical history and can provide special insights into your treatment.
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Gregg L. Neithardt, MD

Gregg L. Neithardt, MD Provider Not Employed by Penn Medicine

Dr. Neithardt is a private practice physician who is not employed by Penn Medicine.

Clinical Specialties


  • Cardiology

Board Certification:

  • Cardiovascular Diseases

Clinical Expertise:

  • Acute Coronary Disease
  • Aortic Stenosis
  • Atherosclerosis (Arteriosclerosis)
  • Blood Clotting Disorders (Blood Coagulation)
  • Cardiac Computed Tomography (CT)
  • Cardiac Imaging
  • Cardiac Risk Reduction
  • Cardiac Stress Test
  • Cardiology Risk Intervention
  • Cardiomyopathy
  • Cardiopulmonary Disease
  • Cardiovascular Disorders
  • Cardiovascular Fitness
  • Chest Pain (Angina)
  • Cholesterol Management
  • Consultative Cardiology
  • Coronary Artery Disease
  • Diabetic Heart Disease
  • Echocardiographic Stress Testing
  • Echocardiography
  • Ejection Fraction
  • Electrocardiogram (EKG or ECG)
  • Electrocardiography (ECG or EKG)
  • Geriatric Cardiology
  • Heart Attack (Myocardial Infarction)
  • Heart Disease - Non-Surgical Treatment
  • Heart Disease and Depression
  • Heart Disease in African Americans
  • Heart Medication
  • Hyperlipidemia (Hyperlipoproteinemia)
  • Hypertension
  • Hypertensive Heart Disease
  • Ischemic Heart Disease (Myocardial Ischemia)
  • Leg Swelling (Edema)
  • Leg Ulcers
  • Lipid Disorders
  • Lipid Disorders Management
  • Metabolic Diseases
  • Metabolic Syndrome (Syndrome X)
  • Minority Populations
  • Non-Invasive Cardiac Imaging
  • Non-Invasive Cardiac Testing
  • Non-Invasive Cardiology
  • Nuclear Cardiology
  • Preoperative Cardiology Consultation
  • Preoperative Risk Assessment
  • Preventive Heart Care
  • Transesophageal Echocardiogram (TEE)
  • Treadmill Stress Test
  • Undiagnosed Back Pain and Leg Pain

Practice Locations and Appointments

Education and Training

Medical School: Georgetown University School of Medicine

Hospital Affiliation

Dr. Neithardt is a private practice physician who is not employed by Penn Medicine.

Hospital Privileges:

  • Chester County Hospital: Has privileges to treat patients in the hospital.