Is C83.9 a billable code?
No. C83.9 is a header code that groups 11 more specific codes. Use one of the billable codes listed on this page instead.
ICD-10-CM FY2027 diagnosis code
C83.9: Non-follicular (diffuse) lymphoma, unspecified
Header code: not billableValid for dates of service October 1, 2026 to September 30, 2027
C83.9 groups related diagnoses under non-follicular (diffuse) lymphoma, unspecified. It cannot be used on a claim by itself. Choose the billable code below that matches the patient's record.
Billable codes under C83.9
- C83.90Non-follicular (diffuse) lymphoma, unspecified, unspecified site
- C83.91Non-follicular (diffuse) lymphoma, unspecified, lymph nodes of head, face, and neck
- C83.92Non-follicular (diffuse) lymphoma, unspecified, intrathoracic lymph nodes
- C83.93Non-follicular (diffuse) lymphoma, unspecified, intra-abdominal lymph nodes
- C83.94Non-follicular (diffuse) lymphoma, unspecified, lymph nodes of axilla and upper limb
- C83.95Non-follicular (diffuse) lymphoma, unspecified, lymph nodes of inguinal region and lower limb
- C83.96Non-follicular (diffuse) lymphoma, unspecified, intrapelvic lymph nodes
- C83.97Non-follicular (diffuse) lymphoma, unspecified, spleen
- C83.98Non-follicular (diffuse) lymphoma, unspecified, lymph nodes of multiple sites
- C83.99Non-follicular (diffuse) lymphoma, unspecified, extranodal and solid organ sites
- C83.9ANon-follicular (diffuse) lymphoma, unspecified, in remission
C83.9 questions
What does C83.9 mean?
C83.9 is the ICD-10-CM code for Non-follicular (diffuse) lymphoma, unspecified. It is in chapter 2, Neoplasms (C00-D49).
Code titles come from the official ICD-10-CM files published by the CDC National Center for Health Statistics. Always check payer rules and the clinical record before billing.