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4A0975Z

4A0975Z — Measurement of Respiratory Flow, Via Natural or Artificial Opening

Billable / specific codeICD-10-PCS

CMS abbreviated title: Measurement of Respiratory Flow, Via Opening

How 4A0975Z is built

Every ICD-10-PCS code is seven independent character positions. Each one is a separate decision, and the meaning of a character depends on the positions before it.

  1. 4SectionMeasurement and Monitoring — What family of procedure this is
  2. ABody systemWhich system it acts on
  3. 0Root operationThe objective — the verb of the procedure
  4. 9Body partThe specific site
  5. 7ApproachHow the site was reached
  6. 5DeviceWhat was left in place, if anything
  7. ZQualifierA further distinction where one applies

Codes near 4A0975Z

In CMS’s own ordering, which groups codes that differ by only the last character or two — usually the approach, device or qualifier.

  • 4A067BZMeasurement of Lymphatic Pressure, Via Natural or Artificial Opening
  • 4A0685ZMeasurement of Lymphatic Flow, Via Natural or Artificial Opening Endoscopic
  • 4A068BZMeasurement of Lymphatic Pressure, Via Natural or Artificial Opening Endoscopic
  • 4A07X0ZMeasurement of Visual Acuity, External Approach
  • 4A07X7ZMeasurement of Visual Mobility, External Approach
  • 4A07XBZMeasurement of Visual Pressure, External Approach
  • 4A08X0ZMeasurement of Olfactory Acuity, External Approach
  • 4A0971ZMeasurement of Respiratory Capacity, Via Natural or Artificial Opening
  • 4A0975ZMeasurement of Respiratory Flow, Via Natural or Artificial Opening
  • 4A097CZMeasurement of Respiratory Rate, Via Natural or Artificial Opening
  • 4A097DZMeasurement of Respiratory Resistance, Via Natural or Artificial Opening
  • 4A097LZMeasurement of Respiratory Volume, Via Natural or Artificial Opening
  • 4A097MZMeasurement of Respiratory Total Activity, Via Natural or Artificial Opening
  • 4A0981ZMeasurement of Respiratory Capacity, Via Natural or Artificial Opening Endoscopic
  • 4A0985ZMeasurement of Respiratory Flow, Via Natural or Artificial Opening Endoscopic
  • 4A098CZMeasurement of Respiratory Rate, Via Natural or Artificial Opening Endoscopic
  • 4A098DZMeasurement of Respiratory Resistance, Via Natural or Artificial Opening Endoscopic
ICD-10-PCSFY2026