| Rank | Clinic Name | Patient Rating | Country | Lead Doctor | experience | Techniques | Best For | Why It’s Ranked | Accreditations |
|---|---|---|---|---|---|---|---|---|---|
| #1 | 5.0 / 5 (3 reviews) | Astana, Kazakhstan | 5,000+ treatments | Plastic reconstruction of the atrial septal defect, NobleStitch closure of the oval window, minimally invasive heart surgery | Pediatric and adult congenital heart defects | Performs 6,000 cardiac cases annually with minimally invasive techniques. Offers innovative NobleStitch procedure through small puncture. JCI-accredited facility with international collaborations. | Joint Commission International |