R92.312: Mammographic fatty tissue density, left breast
R92.312 is the billable ICD-10-CM diagnosis code for Mammographic fatty tissue density, left breast. It is a fully specified code, so it can be reported on a claim (subject to clinical documentation and your payer's rules).
Frequently asked questions
What is ICD-10-CM code R92.312?
R92.312 is the ICD-10-CM diagnosis code for Mammographic fatty tissue density, left breast. It belongs to category R92 (Abnormal and inconclusive findings on diagnostic imaging of breast).
Is R92.312 a billable code?
Yes. R92.312 is a billable, fully specified ICD-10-CM code, so it can be used on a claim (subject to documentation and payer rules).
What category does R92.312 belong to?
R92.312 is part of ICD-10-CM category R92 — Abnormal and inconclusive findings on diagnostic imaging of breast, which has 34 billable codes.
More free billing tools: all ICD-10 categories · ICD-10 search · denial codes · Medicare fees
Informational only, not coding or medical advice. Verify against the official ICD-10-CM (FY2026) and your payer's guidelines.
Code the diagnosis right
Join providers across the country delivering modern virtual care with CareNiva. Free to start, ready in minutes.
100% Satisfaction Guaranteed — try it risk-free