ICD-10-CM Code Z79.818
Long term (current) use of other agents affecting estrogen receptors and estrogen levels
Billable Code
Billable codes are sufficient justification for admission to an acute care hospital when used a principal diagnosis.POA Exempt Code
The Center for Medicare & Medicaid Services (CMS) requires medical coders to indicate whether or not a condition was present at the time of admission, in order to properly assign MS-DRG codes. This "Present On Admission" (POA) indicator is recorded on CMS form 4010A.Z79.818 is a billable ICD code used to specify a diagnosis of long term (current) use of other agents affecting estrogen receptors and estrogen levels. A 'billable code' is detailed enough to be used to specify a medical diagnosis.
POA Indicators on CMS form 4010A are as follows:
| Indicator | Meaning | CMS Will Pay CC/MCC DRG Costs |
|---|---|---|
| Y | Diagnosis was present at time of inpatient admission | Yes |
| N | Diagnosis was not present at time of inpatient admission | No |
| U | Documentation insufficient to determine if the condition was present at the time of inpatient admission. | No |
| W | Clinically undetermined. Provider unable to clinically determine whether the condition was present at the time of inpatient admission. | Yes |
| 1 | Exempt from POA reporting | No |
Coding Notes for Z79.818 Info for medical coders on how to properly use this ICD-10 code
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Inclusion Terms:
Inclusion Terms
Inclusion Terms are a list of concepts for which a specific code is used. The list of Inclusion Terms is useful for determining the correct code in some cases, but the list is not necessarily exhaustive. - Long term (current) use of estrogen receptor downregulators
- Long term (current) use of fulvestrant (Faslodex)
- Long term (current) use of gonadotropin-releasing hormone (GnRH) agonist
- Long term (current) use of goserelin acetate (Zoladex)
- Long term (current) use of leuprolide acetate (leuprorelin) (Lupron)
- Long term (current) use of megestrol acetate (Megace)
MS-DRG Mapping
- DRG Group #951 - Other factors influencing health status.
ICD-10-CM Alphabetical Index References for 'Z79.818 - Long term (current) use of other agents affecting estrogen receptors and estrogen levels'
The ICD-10-CM Alphabetical Index links the below-listed medical terms to the ICD code Z79.818. Click on any term below to browse the alphabetical index.
Equivalent ICD-9 Code GENERAL EQUIVALENCE MAPPINGS (GEM)
This is the official exact match mapping between ICD9 and ICD10, as provided by the General Equivalency mapping crosswalk. This means that in all cases where the ICD9 code V07.59 was previously used, Z79.818 is the appropriate modern ICD10 code.
Parent Code: Z79.81 - Long term (current) use of agents affecting estrogen receptors and estrogen levels