ICD-10-CM › S00-T88 › T66-T78 › T codes › T70

T70

Effects of air pressure and water pressure

Not billableICD-10-CM diagnosis code.

This code exists but cannot be submitted on its own. It groups the more specific codes beneath it.

A category header for its whole life, FY2016 onwards. It has never been valid for submission on its own.

Submit one of these 7 more specific codes instead:

  • T70.0 Otitic barotrauma (also a header)
  • T70.1 Sinus barotrauma (also a header)
  • T70.2 Other and unspecified effects of high altitude (also a header)
  • T70.3 Caisson disease [decompression sickness] (also a header)
  • T70.4 Effects of high-pressure fluids (also a header)
  • T70.8 Other effects of air pressure and water pressure (also a header)
  • T70.9 Effect of air pressure and water pressure, unspecified (also a header)

This code requires a seventh character. See the rule below.

What has happened to this code

Every change the publisher made, from 2012 to now. Entries marked draft are from the pre-implementation releases: ICD-10 took effect on 1 October 2015, so nothing before FY2016 was ever valid on a claim.

  1. FY2012 Added to the draft code set draft Effects of air pressure and water pressure

Official coding rules

Published by CDC for FY2027. A rule attached to a category binds every code beneath it, so the rules inherited from this code's ancestors are shown with the code they come from.

This code

Seventh character required

  • The appropriate 7th character is to be added to each code from category T70

Inherited from the T66-T78 section Other and unspecified effects of external causes (T66-T78)

Code also

  • , if applicable, place of occurrence, such as:
  • highway rest stop (Y92.523)
  • school (private) (public) (state) as the place of occurrence of the external cause (Y92.21-)
  • service areas as the place of occurrence of the external cause (Y92.52-)
  • single-family non-institutional (private) house as the place of occurrence of the external cause (Y92.01-)
  • transport vehicle as the place of occurrence of the external cause (Y92.81-)