
Overview
John Key is a Cardiologist in Wyoming, Michigan. Dr. Key has been practicing medicine for over 36 years is highly rated in 31 conditions, according to our data. His top areas of expertise are Aortic Regurgitation, Pediatric Myocarditis, Vasculitis, and Necrosis. Dr. Key is currently accepting new patients.
Insurance
Accepted insurance can change. Please verify directly with the provider.
Accepted insurance plans:
- EPO
- HMO
- POS
- PPO
- MEDICARE MAPD
- MEDICARE SNP
- OTHER MEDICARE
- OTHER MEDICARE PART D
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- POS
- PPO
- EPO
- INSURANCE PLAN
- MEDICARE MAPD
- MEDICARE PDP
- OTHER COMMERCIAL
- OTHER MEDICARE
- PPO
- OTHER MEDICARE
- OTHER MEDICARE PART D
- EPO
- HMO
- PPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- PPO
- HMO
- INDEMNITY
- POS
- PPO
- OTHER MANAGED MEDICAID
- HMO
- OTHER MEDICAID
- STATE MEDICAID
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER MEDICARE PART D
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- EPO
- HMO
- PPO
- HMO
- POS
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- OTHER COMMERCIAL
- EPO
- HMO
- POS
- PPO
- HMO
- INSURANCE PLAN
- MEDICARE MAPD
- EPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER MEDICARE
- OTHER MEDICARE PART D
Locations
6105 Wilson Avenue Southwest, Suite 101, Wyoming, MI 49418
615 South Bower Street, Greenville, MI 48838
Corewell Health Structural Heart And Valve Center - 221 Michigan St NE
William Merhi is a Cardiologist in Grand Rapids, Michigan. Dr. Merhi has been practicing medicine for over 26 years is highly rated in 23 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). Dr. Merhi is currently accepting new patients.
Corewell Health Cardiovascular Services - Wyoming
Laura Franey is a Cardiologist in Wyoming, Michigan. Dr. Franey has been practicing medicine for over 18 years is highly rated in 31 conditions, according to our data. Her top areas of expertise are Aortic Regurgitation, Pediatric Myocarditis, Vasculitis, and Necrosis. Dr. Franey is currently accepting new patients.
Corewell Health Heart Optimization And Evaluation Center - Bradford
David Fermin is a Cardiologist and a Transplant Surgeon in Grand Rapids, Michigan. Dr. Fermin has been practicing medicine for over 19 years is highly rated in 20 conditions, according to our data. His top areas of expertise are Cardiomyopathy, Heart Failure, Hypertrophic Cardiomyopathy (HCM), Endoscopy, and Heart Transplant. Dr. Fermin is currently accepting new patients.
Areas of Expertise
MediFind evaluates expertise by pulling from factors such as 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.
Learn more about MediFind’s expert tiers
- Distinguished
- Aortic RegurgitationDr. Key isDistinguished. Learn about Aortic Regurgitation.
- NecrosisDr. Key isDistinguished. Learn about Necrosis.
- Pediatric MyocarditisDr. Key isDistinguished. Learn about Pediatric Myocarditis.
- VasculitisDr. Key isDistinguished. Learn about Vasculitis.
- Advanced
- AnginaDr. Key isAdvanced. Learn about Angina.
- Aortic Valve StenosisDr. Key isAdvanced. Learn about Aortic Valve Stenosis.
- ApoplexyDr. Key isAdvanced. Learn about Apoplexy.
- ArrhythmiasDr. Key isAdvanced. Learn about Arrhythmias.
- Arrhythmogenic Right Ventricular Cardiomyopathy
- Arterial EmbolismDr. Key isAdvanced. Learn about Arterial Embolism.
- Experienced
- Acute Coronary SyndromeDr. Key isExperienced. Learn about Acute Coronary Syndrome.
- Adenosine Deaminase 2 DeficiencyDr. Key isExperienced. Learn about Adenosine Deaminase 2 Deficiency.
- Anomalous Left Coronary Artery from the Pulmonary Artery
- Arterial InsufficiencyDr. Key isExperienced. Learn about Arterial Insufficiency.
- Atrial TachycardiaDr. Key isExperienced. Learn about Atrial Tachycardia.
- Atrioventricular Nodal Reentrant Tachycardia (AVNRT)



