Ajayi joined the services of Lagoon Hospital, Lagos as a consultant in Obstetrics & Gynecology in February 1995 and held this position till October 2002, when he left to start Nordica Fertility Centre, Lagos. During his stay at Lagoon Hospital, he was appointed the coordinator of the out-patient services of the Hospital. He also served as the part-time consultant to many clinics and organisations which include Chevron/Texaco Nigeria Plc, Lagos. He is currently the Managing Director & Chief executive Officer of Nordica Fertility Centre, Lagos which pioneered the Intracytoplasmic Morphologically Selected Injection in Nigeria; the clinic specializes in in-vitro fertilization and treatment of infertility. He is the country's representative of obgyn.net (an international network of obstetricians and gynecologist.
Professional membership
Ajayi is a member of the Nigerian Medical Association, Society of Obstetrics and Gynaecologists, American Society for Reproductive Medicine, America Association for Gynaecological Laparoscopy, International Society for Gynecological Endoscopy, American Society of Liposuction Surgery, American Academy of Cosmetic Surgery. He is a board member of the International Society for In-Vitro Fertilisation, Advancement of Gynaecology Endoscopy of Nigeria, Advancement of Gyneacology Endoscopy of Nigeria.
Mentoring Programme
In November 2019, Dr Abayomi Ajayi launched a Physicians Mentoring Programme for young medical professionals to tackle the high rate of brain drain in Nigeria's health sector. Other mentors in the programme include Chief Nike Akande, Prof. Olanrewaju Fagbohun.
Radio and Print media
Ajayi is the country representative for Endometriosis Support Group. He has appeared on numerous television and radio programs He has also appeared on different television and radio channels talking and educating people about infertility. Abayomi is an advocate for helping couples with infertility and speaks on the topic on the programme Nordica Fertility Center on STV today.
Social Media
Ajayi hosts a bi-weekly 30 minute long live interactive session on Facebook & Instagram where he talks about fertility related issues.
Honors
Ajayi has received the "Endo Hero of the year -2016" from Endo March Worldwide among other notable awards. He is also a member of several organisations including the Commonwealth Medical Association Trust & Council of Healthcare Advisors of the Gerson Lerman Group.
Causes
Ajayi is the founder of the Fertility Treatment Support Foundation which provides free fertility treatment for financially restrained couples battling infertility. He is also the founder of Endometriosis Support Group Nigeria & Fertility Awareness Advocacy Initiative.
A.B. Ajayi, I.A. Babarinsa and I. F. Adewole: Daycare diagnostic Laparoscopy in Infertility evaluation. Nig. Qtr J Hosp. Med. 8: 288 – 290
I.A. Babrinsa, A. B. Ajayi and A. Aeleye: Coitally related morbidities in the non-pregnant female. West AfricanJournal of Medicine, 14: 141-6
I.F. Adewole, I.A. Babarinsa, and A.B. Ajayi: A comparative study of Dilapan hygroscopic cervical dilator and Foley's catheter in pre-induction cervical ripening. Tropical Journal of Obstetrics and Gynaecology, 42-46
I.A. Babarinsa, A.B. Ajayi, I.F. Adewole and J.A. Adeleye: Daycare Diagnostic Laparoscopy: Experience with first 1000 patients in a tropical Gynaecological Service. Gynaecological Endoscopy, 6:273-76
I.A. Babarinsa, I.F. Adewole and A.B. Ajayi: Church-based Confinement services in Ibadan Nigeria. A significant factor in maternal mortality? Proceedings of 10th CAMAS Congress ; 55-70
A.B. Ajayi, O. Biobaku, V. Ajayi, I. Oyetunji, H. Aikhuele, B.M. Afolabi : Detection of Intrauterine Lesions by Hysteroscopy among Women with Fertility Challenges in an In-Vitro Fertilization Center in Lagos, Nigeria
A.B. Ajayi, O. Biobaku, V. Ajayi, I. Oyetunji, H. Aikhuele, B.M. Afolabi : Pattern of Congenital Uterine Anomalies among Infertile Women With and Without Recurrent Miscarriages, in Southwest Nigeria
A.B. Ajayi, O. Biobaku, V. Ajayi, I. Oyetunji, H. Aikhuele, B.M. Afolabi : Pattern of Congenital Uterine Anomalies Among Infertile Women in Southwest Nigeria
Ajayi is the co-author of several publications in credible medical journals. He has several published articles in several online newspapers.