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ICD-9-CM procedure code (retired)

89.37 — Vital capacity determination

ICD-9-CM was replaced by ICD-10 on October 1, 2015. These are the ICD-10-PCS equivalents from the CMS General Equivalence Mappings.

About ICD-9-CM 89.37

89.37 is an ICD-9-CM procedure code for Vital capacity determination. ICD-9-CM was retired for U.S. claims on October 1, 2015, when ICD-10-PCS took over.

The CMS General Equivalence Mappings translate it to 5 ICD-10-PCS codes, such as 4A0971Z (Measurement of Respiratory Capacity, Via Natural or Artificial Opening), 4A0981Z (Measurement of Respiratory Capacity, Via Natural or Artificial Opening Endoscopic) and 4A09X1Z (Measurement of Respiratory Capacity, External Approach). All of these are approximate matches, so review the record to pick the right one.

ICD-10-PCS equivalents

Common questions about 89.37

What is the ICD-10 code for ICD-9 89.37?

The GEMs map 89.37 to ICD-10-PCS 4A0971Z, 4A0981Z, 4A09X1Z, 4A1971Z and 4A19X1Z.

GEMs are a translation aid, not a substitute for coding from the record. The 2027 ICD-10 code set has changed since the last GEMs release in 2018. Page updated September 29, 2026.