Toyin Ajayi, MD, MPhil

Dr. Toyin Ajayi is co-founder and CEO of Cityblock Health, a tech-enabled, value-based healthcare provider for
Medicaid, dually-eligible and lower-income Medicare beneficiaries in underserved communities. Cityblock’s model
of care meets individuals where they are, delivering highly personalized medical care, behavioral health care, and
social services to members in neighborhoods where it’s needed most.

Prior to Cityblock, Dr. Ajayi served as Chief Medical Officer of Commonwealth Care Alliance, a nationally
renowned integrated health plan and care delivery system for individuals eligible for both Medicare and Medicaid.
In this role, she led clinical operations, spearheaded care delivery innovations, and oversaw multi-disciplinary teams
of clinicians, community health workers and administrators.

Dr. Ajayi received her undergraduate degree from Stanford University, an MPhil from the University of Cambridge
and her medical degree, with Distinction in Clinical Practice, from King’s College London School of Medicine.
Board certified in Family Medicine, Dr. Ajayi completed her residency training at Boston Medical Center and
continues to practice primary care with a focus on patients with chronic, complex and end-of-life needs. She has
published and spoken extensively about her work in caring for populations with complex needs, including at
TEDMED, NCQA, and HLTH, and in journals such as the New England Journal of Medicine and the Journal of the
American Medical Association.