First, we rely on
ICD-9-CM diagnosis codes to identify patients hospitalized with MDROs instead of laboratory results on bacterial cultures.
In all three states, the diagnosis codes with the highest PPVs for identifying confirmed cases of NAS, based on a uniform case definition were drug withdrawal syndrome in a newborn (
ICD-9-CM code 779.5; state range = 58.6%-80.2%) and drug withdrawal, infant of dependent mother (ICD-10-CM code P96.1; range = 58.5%-80.2%) (Figure).
Patients in Group C were diagnosed with DLB according to
ICD-9-CM code 331.82.
Furthermore, a number of changes from
ICD-9-CM to ICD-10-CM enable documentation of greater diagnostic specificity; for example, DSM-5 schizoaffective disorder, bipolar type, and schizoaffective disorder, depressive type, are distinctly coded as F25.0 and F25.1, respectively, in ICD10-CM, whereas both were coded as 295.7 in
ICD-9-CM.
Notice that the
ICD-9-CM code is a straight numerical codes.
NBDPN has already translated
ICD-9-CM birth defects codes to ICD-10-CM (Table 3).
We identified UC patients based on a diagnosis of UC (
ICD-9-CM codes 592 [calculus of the kidney and ureter], 592.0 [calculus of the kidney], 592.1 [calculus of the ureter] or 592.9 [urinary calculus, unspecified]).
For P/C carriers and self-insureds, this practice began with
ICD-9-CM in 1976, one year after ICD-9's release.
Poisonings were identified based on
ICD-9-CM categorizations.
has used the International Classification of Diseases, Ninth Revision, Clinical Modification (
ICD-9-CM) to report diagnosis data across all sites of service and procedure data for inpatient care.
It is organized to follow the sequence of a mental health evaluation and the writing of a report and includes report and treatment planning formats, and all DSM-IV-TR and
ICD-9-CM diagnostic codes.
Administrators must also ensure, however, that their LIS systems--many of which are older, legacy systems--can accommodate the transition to HIPAA 5010 in 2011 and the conversion from
ICD-9-CM to ICD-10-CM the following year.