Influenza Vaccinations Administered in Pharmacies and Physician Medical Offices, Adults, United States

  • Since 2019, CDC has been exploring use of data obtained from IQVIAexternal icon§ as a source of information on vaccinations administered in retail pharmacies (include chain, mass merchandise, food stores, and independent pharmacies) and physician medical offices. Evaluations of these data are underway.
  • These projected pharmacy estimates include flu vaccinations that were billed for (i.e. claims) or paid by cash. Medical office projected estimates are claims-based only.
  • Vaccinations administered in other settings such as workplaces and community settings are not included in these data.
  • Figure 6. Weekly Cumulative Estimated Number of Influenza Vaccinations Administered in Pharmacies and Physician Medical Offices by Flu Season*, Adults 18 years and older, United States, Data Source(s): IQVIA Pharmacy and Physician Medical Office Claims. Pharmacy Data are current through October 9, 2021. Medical Office Data are current through October 9, 2021.

§ 1) King, L. M., Bartoces, M., Fleming-Dutra, K. E., et. al, L. A. (2020). Changes in US outpatient antibiotic prescriptions from 2011–2016external icon. Clinical Infectious Diseases, 70(3), 370-377. 2) McLaughlin, J. M., Swerdlow, D. L., Khan, F., et. Al (2019). Disparities in uptake of 13-valent pneumococcal conjugate vaccine among older adults in the United Statesexternal icon. Human vaccines & immunotherapeutics, 15(4), 841-849.

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*National estimates for pharmacies and medical offices include vaccinations administered in 50 states and DC. National estimates for medical office vaccinations do not include doses where geographic information (i.e. which state the dose was administered in) was missing. Pharmacy data are through Friday of each week and medical office data are through Saturday of each week. For 2019-2020, Week 53 data are missing because there was no MMWR Week 53pdf icon.