Code 76642 is reimbursed at 150 percent of fee schedule value for Medicare payers. Example 3: Complete ultrasound exam of left breast, with ultrasound exam of two quadrants of the right breast: Report 76642-LT (complete exam of left breast) and 76641-RT (limited exam of right breast).
Z12.31, Encounter for screening mammogram for malignant neoplasm of breast, is the primary diagnosis code assigned for a screening mammogram. If the mammogram is diagnostic, the ICD-10-CM code assigned is the reason the diagnostic mammogram was performed.
The ICD-10-CM is a catalog of diagnosis codes used by medical professionals for medical coding and reporting in health care settings. The Centers for Medicare and Medicaid Services (CMS) maintain the catalog in the U.S. releasing yearly updates.
The CPT codes used for screening mammography:
Encounter for antenatal screening of mother The 2022 edition of ICD-10-CM Z36 became effective on October 1, 2021. This is the American ICD-10-CM version of Z36 - other international versions of ICD-10 Z36 may differ.
Group 1CodeDescription76642ULTRASOUND, BREAST, UNILATERAL, REAL TIME WITH IMAGE DOCUMENTATION, INCLUDING AXILLA WHEN PERFORMED; LIMITED77046MAGNETIC RESONANCE IMAGING, BREAST, WITHOUT CONTRAST MATERIAL; UNILATERAL77047MAGNETIC RESONANCE IMAGING, BREAST, WITHOUT CONTRAST MATERIAL; BILATERAL15 more rows
Z12. 31, Encounter for screening mammogram for malignant neoplasm of breast, is the primary diagnosis code assigned for a screening mammogram.
Z12. 31 (Encounter for screening mammogram for malignant neoplasm of breast) is reported for screening mammograms while Z12. 39 (Encounter for other screening for malignant neoplasm of breast) has been established for reporting screening studies for breast cancer outside the scope of mammograms.
CPT code 76641 for breast ultrasound represents a complete examination of all four quadrants of the breast and the retroareolar region. On the other side, the limited code, 76642, is for a focused exam of the breast that is limited to one or more of the elements included in 76641.
This is called a diagnostic mammogram. The basic procedure for a diagnostic mammogram is the same as for a screening mammogram, but the diagnostic mammogram includes more images of the breast. Breast ultrasound uses sound waves to make images of the breast. Like a diagnostic mammogram, it's considered non-invasive.
77066, Diagnostic mammography, including CAD when performed; bilateral. 77067, Screening mammography, bilateral (two-view study of each breast), including CAD when performed. In a perfect world, the new CPT codes would result in uniform coding of mammography services.
ICD-10 code N63. 1 for Unspecified lump in the right breast is a medical classification as listed by WHO under the range - Diseases of the genitourinary system .
If performed bilaterally, a modifier 50 may be reported with CPT code 76641 or 76642.
Z12. 11: Encounter for screening for malignant neoplasm of the colon.
For example, Z12. 31 (Encounter for screening mammogram for malignant neoplasm of breast) is the correct code to use when you are ordering a routine mammogram for a patient.
Z12.11. Encounter for screening for malignant neoplasm of colon.