This page addresses follow-up questions and additional information pertinent to our webinar
Coding for Inpatient Rehabilitation: A Complex Road to Recovery.

** The coding information and guidance are valid at the time of publishing. Learners are encouraged to research
subsequent official guidance in the areas associated with the topic as they can change rapidly.

Q: If current fall, history of fall, and repeat falls are not appropriate etiologic codes, then what should the etiology be when a patient is admitted to IP Rehab for therapy following a fall?​
A: We want to focus on what caused the fall. Patients aren’t necessarily receiving therapy because they fell. It is always because of either an injury that occurred due to the fall (head injury, fracture, back pain, etc.), or a physiologic condition that caused them to fall in the first place (such as impaired gait, balance disturbances, stroke sequelas, etc.).

Q: Why can we code symptoms separate from definitive diagnoses on the IRF-PAI? I can’t wrap my head around that, since it goes against official coding guidelines.​
A: It’s not always easy, but we have to remember that the IRF-PAI and the UB-04 claim are separate. We strictly following coding guidelines and regulations on the UB-04 claim. But the primary function of the IRF-PAI is to collect detailed data for quality reporting and payment determination. While the primary/etiologic diagnosis is crucial, capturing symptoms provides a more comprehensive picture of the patient’s condition and functional status. The symptom codes highlight the specific challenges and impairments a patient experiences and guides the rehabilitation plan. It also helps justify the need for inpatient rehab services by highlighting the extent of the patient’s impairments.

Q: Some of the ways in which the Impairment Groups are split are not super clear. For instance, why is group “09 – Cardiac Disorders” separate from “17.4 – Circulatory Disorders” and group “10 – Pulmonary Disorders” separate from “17.5 – Respiratory Disorders”? What is the difference?​
A: It can definitely be confusing, even if you’ve been coding for years. The first thing to remember is that the Impairment Group Codes in the “17” range are in the “Medically Complex Conditions” Impairment Group. Patients in this group require medical management of their etiologic diagnosis and close monitoring of comorbidities and complications; the rehabilitation treatments are actually second to the treatment of the medical conditions. Impairment Groups “09” and “10” are for patients whose care plan primarily focuses on rehab and therapy, with just regular management of comorbidities as secondary. Appendix A of the IRF-PAI Training Manual states that these groups include cases in which the major disorder is poor activity tolerance secondary to cardiac insufficiency or general deconditioning due to a cardiac disorder (IGC 09) or secondary to pulmonary insufficiency (IGC 10). So the goal is therapy to increase activity and performance and physical independence.