R92.3 – Mammographic density found on imaging of breast

ICD-10-CM 2027 diagnosis code · Abnormal findings on diagnostic imaging and in function studies, without diagnosis

Non-billable header

ICD-10-CM code R92.3

Code: R92.3 (claims format: R923)
Description: Mammographic density found on imaging of breast
Billable: No – use a more specific code below
Valid for: Dates of service October 1, 2026 – September 30, 2027 (FY2027)
Chapter: 18. Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)
Block: R90-R94 Abnormal findings on diagnostic imaging and in function studies, without diagnosis
Parent codes: R92

Billable codes under R92.3

R92.3 is a header code and cannot be used on claims. Choose the most specific code:

R92.30 – Dense breasts, unspecifiedBillable
R92.31 – Mammographic fatty tissue density of breastHeader (more codes below)
R92.32 – Mammographic fibroglandular density of breastHeader (more codes below)
R92.33 – Mammographic heterogeneous density of breastHeader (more codes below)
R92.34 – Mammographic extreme density of breastHeader (more codes below)

Notes for R92.3

Code also:

, if applicable, inconclusive mammogram (R92.2)

Notes inherited from parent codes

Instructional notes at a category or block level apply to every code below it.

Block R90-R94

Includes:

nonspecific abnormal findings on diagnostic imaging by computerized axial tomography [CAT scan]
nonspecific abnormal findings on diagnostic imaging by magnetic resonance imaging [MRI][NMR]
nonspecific abnormal findings on diagnostic imaging by positron emission tomography [PET scan]
nonspecific abnormal findings on diagnostic imaging by thermography
nonspecific abnormal findings on diagnostic imaging by ultrasound [echogram]
nonspecific abnormal findings on diagnostic imaging by X-ray examination

Excludes1 (not coded here):

abnormal findings on antenatal screening of mother (O28.-)
diagnostic abnormal findings classified elsewhere - see Alphabetical Index

Index terms for R92.3

Entries in the ICD-10-CM alphabetic index that lead to this code:

Breast, dense

Related codes in R92

Frequently asked questions

What is ICD-10 code R92.3?

R92.3 is the ICD-10-CM code for mammographic density found on imaging of breast, in the block R90-R94 (Abnormal findings on diagnostic imaging and in function studies, without diagnosis).

Is R92.3 a billable code?

No. R92.3 is a header code with more specific child codes; report one of the billable codes listed above.

What category does R92.3 belong to?

It belongs to category R92 – Abnormal and inconclusive findings on diagnostic imaging of breast.

Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.