Get in touch
Reach out today
Taking the first step is the hardest part, but our team is here to help. Call, email, or use the form below — no GP referral required.
Book online
Book an appointment
Book directly with our secure online booking system below — no GP referral required. Prefer to talk first? Call or email the team.
Most major insurance providers accepted
Our locations
Addresses below are being confirmed with M.I.A.L. — please treat as provisional until verified.
Cardiology
Marris Medical
75 Harley Street, London Get directionsNational Heart Clinic
69 Harley Street, London Get directionsOther Specialists
9 & 25 Harley Street
Harley Street medical district, London Get directionsWeymouth Street Hospital
London Get directionsSend us a message
At a glance
All the ways to reach us
Call us
020 7088 8047Email us
contact@mial.healthcareVisit us
Harley Street medical district & Weymouth Street Hospital, London — see all 5 locations above
Working together
Our partnerships
M.I.A.L. works alongside specialist centres across the Harley Street medical district and beyond, so your diagnostics, research access and functional testing are delivered by the right team.
Cardiac diagnostics
Our cardiac diagnostics, at 69 Harley Street.
Get directions ↗Trials & research
A private neurology and psychiatry clinic involved in international clinical trials.
Visit dementech.com ↗Nutrition & microbiome
Functional assessment, nutrition and gut microbiome health.
Visit peach.health ↗AI cardiology
Cardio-HART™, the AI-enabled ECG behind our heart screening pathways.
Visit cardiophoenix.com ↗Stay connected
Follow Dr Teresa Castiello
Heart-health tips and updates from M.I.A.L.'s founder and lead cardiologist.
Find us