Overview
John Heiser is a Thoracic Surgeon in Grand Rapids, Michigan. Mr. Heiser is highly rated in 6 conditions, according to our data. His top areas of expertise are Aortic Valve Stenosis, Mitral Valve Regurgitation, Aortic Regurgitation, Aortic Valve Replacement, and Transcatheter Aortic Valve Replacement (TAVR).
His clinical research consists of co-authoring 33 peer reviewed articles and participating in 6 clinical trials. MediFind looks at clinical research from the past 15 years.
Insurance
Please contact the provider to confirm they accept your insurance or if you don't see your insurance listed.
Accepted insurance plans
- McLaren Health
- Humana
Locations
Clinical Research
Clinical research consists of overseeing clinical studies of patients undergoing new treatments and therapies, and publishing articles in peer reviewed medical journals. Providers who actively participate in clinical research are generally at the forefront of the fields and aware of the most up-to-date advances in treatments for their patients.
6 Clinical Trials
Advantage Health/saint Mary's Medical Group
Behrooz Shabahang is a Thoracic Surgeon and a General Surgeon in Grand Rapids, Michigan. Dr. Shabahang is highly rated in 14 conditions, according to our data. His top areas of expertise are Lung Adenocarcinoma, ALK-Positive Non-Small Cell Lung Cancer, Squamous Cell Lung Carcinoma, Advanced Bronchoscopy, and Thymectomy. Dr. Shabahang is currently accepting new patients.
Spectrum Health Primary Care Partners
Tomasz Timek is a Thoracic Surgeon and a General Surgeon in Kentwood, Michigan. Dr. Timek is highly rated in 13 conditions, according to our data. His top areas of expertise are Tricuspid Regurgitation, Mitral Valve Regurgitation, Aortic Dissection, Heart Bypass Surgery, and Aortic Valve Replacement. Dr. Timek is currently accepting new patients.
Osama Eltayeb is a Thoracic Surgeon in Grand Rapids, Michigan. Dr. Eltayeb is highly rated in 6 conditions, according to our data. His top areas of expertise are Vascular Ring, Double Aortic Arch, Congenital Tracheomalacia, Atrioventricular Septal Defect, and Heart Transplant.
Areas of Expertise
When evaluating expertise, MediFind pulls from factors such as the number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.
To learn more about how MediFind determines the expertise levels, check out our expert tiers page.