Contact information
Research Groups
Brian MacKenna
Brian is Director of NHS Service Analytics at the Bennett Institute. He also works for NHS England as a pharmacist adviser and primary care medicines data clinical lead. Brian was previously Clinical Fellow to the English Chief Pharmaceutical Officer, Dr. Keith Ridge, and Deputy Head of Medicines Optimisation at Islington Clinical Commissioning Group. Brian previously worked as a pharmacist in a variety of hospitals, in London and Australia. He has also completed his Masters in Public Health at King’s College.
Recent publications
Recording of Pharmacy First consultations in general practice records in England: an observational study of the service's first year using OpenSAFELY.
Journal article
Kingsley VJ. et al, (2026), Br J Gen Pract
Factors associated with severe COVID-19 in immunocompromised subgroups in England from 2020 to 2024: an OpenSAFELY cohort study
Journal article
Parker EPK. et al, (2026), Ebiomedicine, 129
Pregnancy-Related Clinical Codes in Unlikely Populations in Primary Care.
Journal article
Curtis H. et al, (2026), JMIR Med Inform, 14
Association between living with children, vaccination, and outcomes from COVID-19: an OpenSAFELY cohort study of 12 million adults in England during 2021–22
Journal article
Cowling TE. et al, (2026), Wellcome Open Research, 8, 293 - 293
Ethnic differences in Long COVID diagnosed in primary care in England (2020–2022): an observational cohort study using OpenSAFELY
Journal article
Mallinson PA. et al, (2026), Lancet Regional Health Europe, 63