Non-Billable / Non-Specific Code
ICD-10-CM R16 is the diagnosis code for Hepatomegaly and splenomegaly, not elsewhere classified. This code falls under the section "Symptoms and signs involving the digestive system and abdomen" within Chapter 18 — Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99). It is a non-billable/non-specific ICD-10-CM code that should not be used for reimbursement. A more specific sub-code is required for billing. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.
Always refer to the official ICD-10-CM Tabular List for complete coding guidelines. Ensure documentation supports the specificity of the code selected. When in doubt, consult a certified medical coder or the latest CMS guidelines.
Understanding where R16 sits in the ICD-10-CM classification helps ensure proper coding:
No, R16 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.
R16 is the ICD-10-CM diagnosis code for "Hepatomegaly and splenomegaly, not elsewhere classified". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.
R16 is located in Section R10-R19 — "Symptoms and signs involving the digestive system and abdomen" within Chapter 18 of the ICD-10-CM Tabular List.
R16 has 3 sub-code(s) that provide more specific detail: R16.0, R16.1, R16.2.
Use R16 when the patients documented diagnosis matches "Hepatomegaly and splenomegaly, not elsewhere classified" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.
The ICD-10-CM code for Hepatomegaly and splenomegaly, not elsewhere classified is R16.
No, R16 is non-billable. Use a more specific sub-code for primary diagnosis billing.
R16 is in Chapter 18 of the ICD-10-CM Tabular List.
Yes, R16 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.