CPT® 99224, Under Subsequent Hospital Observation Care Services

The Current Procedural Terminology (CPT®) code 99224 as maintained by American Medical Association, is a medical procedural code under the range - Subsequent Hospital Observation Care Services.

Subscribe to Codify and get the code details in a flash.


The provider assigns this code for each day of observation care other than the initial day of observation or the observation discharge. When selecting an E/M service level for a subsequent observation care, there are two key components that must be met in order to report the code appropriately.  These components are in addition to the medical necessity for performing the procedure(s).

For clinical responsibility, terminology, tips and additional info
start codify free trial.

View any code changes for 2021 as well as historical information on code creation and revision.
Combat the #1 denial reason - mismatched CPT-ICD-9 codes - with top Medicare carrier and private payer accepted diagnoses for the chosen CPT® code.
View the CPT® code's corresponding procedural code and DRG. In a click, check the DRG's IPPS allowable, length of stay, and more. To plug inpatient facility revenue drains, subscribe to DRG Coder today.
Crosswalk to an anesthesia code and its base units, and calculate payments in a snap! Subscribe to Anesthesia Coder today.
View matching HCPCS Level II codes and their definitions.

Which Codify tool is right for you?

Call 844-334-2816 to speak with a Codify specialist now.