​​Thank you for your inquiry regarding CMS2v11: Preventive Care and Screening: Screening for Depression and Follow-Up Plan. The LOINC code for PHQ-2 [Reported] is 55757-9. However, per the measure specification, the codes "Adolescent depression screening assessment" (LOINC Code 73831-0) and "Adult depression screening assessment" (LOINC code 73832-8) should be used to indicate that a depression screening assessment occurred on the date of or up to 14 days prior to the qualifying encounter. In order to meet the numerator criteria, the reporting provider must document that a screening assessment was completed, in addition to documenting whether the results of the screening were considered positive or negative. If positive, a follow-up plan must be documented on the date of the qualifying encounter.