What document is used to summarize the services provided during a patient visit?

The correct answer is the encounter form, which is a critical document used in a physician's office to summarize the services provided during a patient visit. An encounter form typically includes details such as the patient's identifying information, diagnosis codes, procedure codes, and any services rendered. This document is often used for billing purposes, as it captures all the relevant information that needs to be submitted to insurance companies for reimbursement.

In contrast, a discharge summary serves a different purpose; it summarizes the overall treatment and care received by a patient, particularly at the conclusion of a hospital stay, rather than during a single visit. Progress notes are used by healthcare providers to record ongoing treatment details and observations related to a patient throughout their care but do not provide a summarized view of services for billing. The patient information form is a document that collects personal and demographic details of the patient prior to their visit and does not summarize services provided. Hence, the encounter form is specifically designed to provide a concise record of the services delivered during a visit, making it the correct answer in this context.