Illume Fertility

Norwalk, Connecticut 06851

Medical Director: Mark P. Leondires, MD

Illume Fertility in Norwalk, Connecticut, offers comprehensive fertility care under the guidance of Medical Director Mark P. Leondires, MD. The clinic provides a full range of services including IVF, egg freezing, donor egg programs, and surrogacy support, all delivered through their verified, accredited laboratory facilities. With 3,113 treatment cycles completed in 2022, Illume has established itself as an experienced practice serving patients throughout the region.

The clinic's outcomes reflect their commitment to quality care, with live birth rates of 50.90% for patients under 35 and 42.00% for those ages 35-37. These results, combined with their comprehensive service offerings, mean patients can often receive coordinated care under one roof rather than navigating multiple providers. Whether you're just beginning to explore fertility treatment options or have been on this journey for some time, Illume's established track record and range of services may provide the clarity and support you're seeking during what can feel like an overwhelming process.

Services Offered

IVF

In vitro fertilization — eggs are retrieved and fertilized in a lab, then transferred to the uterus.

Egg Freezing

Oocyte cryopreservation — eggs are retrieved and frozen for future use.

Donor Egg

Uses eggs from a screened donor for patients who cannot use their own.

Surrogacy

Gestational carrier arrangements — an embryo is transferred to a surrogate who carries the pregnancy.

Success Rates

Success rates reflect live births per intended egg retrieval, as reported to the CDC for the 2022 reporting year. Rates vary based on individual patient factors.

Age Group	Fresh Transfers	Frozen Transfers	Nat'l Avg
Under 35	50.90%+2.5	53.20%	48.4%
35–37	42.00%+6.0	56.50%	36%
38–40	23.90%	54.60%	23.6%
Over 40	8.00%-1.5	42.00%	9.5%

Based on 3,113 total cycles reported. National averages computed across all reporting clinics.