The chronic care management additional 20 minutes add-on CPT code G2058 was deleted from Jan 1, 2021, and the new code chronic care management CPT 99439 was introduced for the same. G2058 - Chronic care management services, each additional 20 minutes of clinical staff time directed by a physician or other qualified health care professional, per calendar month (List separately in addition to code for the primary procedure - 99490) 99439 - Chronic care management services with the following required elements: multiple (two or more) chronic conditions; each additional 20 minutes of clinical staff time directed by a physician or other qualified health care professional, per calendar month (List separately in addition to code for the primary procedure) Use 99439 in conjunction with 99490 and Chronic care management services of less than 20 minutes duration, in a calendar month, are not reported separately Do not report 99439 more than twice per calendar month Do not report 99439, 99490 in
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