; and (II) has a focus on maternal or perinatal health. (iii) Perinatal health worker The term perinatal health worker means a doula, community health worker, breastfeeding and lactation educator or counselor, nutritionist or dietitian, childbirth educator, social worker, home visitor, or language interpreter. (iv) Postpartum and postpartum period The terms postpartum and postpartum period each refer to the 1-year period beginning on the last day of the pregnancy of an individual. .