Arlene Ramirez receives the Moderna COVID-19 vaccine last week at Northwell Health’s Long Island Jewish Valley Stream hospital in New York. Health care workers across the country have started receiving COVID-19 vaccines, but doctors and nurses at some hospitals say vaccine distribution has been chaotic.

Arlene Ramirez, RN, director, patient care, ED, Long Island Jewish Valley Stream, receives the Moderna coronavirus COVID-19 vaccine at Northwell Health’s Long Island Jewish Valley Stream hospital in New York City, December 21, 2020. (Photo by Eduardo MUNOZ ALVAREZ / POOL / AFP) (Photo by EDUARDO MUNOZ ALVAREZ/POOL/AFP via Getty Images)