C82 Follicular lymphoma

⚠ Non-Billable ICD-10-CM 2026
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The ICD-10-CM code for Follicular lymphoma is C82 (FY2026). It is a non-billable category code — select a more specific code below for claims.

Classification

Section
C81-C96: Malignant neoplasms of lymphoid, hematopoietic and related tissue (C81-C96)
Category C82
109 codes (99 billable)
FY2026 Status
Stable since FY2024
Includes
  • follicular lymphoma with or without diffuse areas
Excludes1
Not coded here. These conditions should NOT be coded together with C82.
  • mature T/NK-cell lymphomas (C84.-)
  • personal history of non-Hodgkin lymphoma (Z85.72)

Official Coding Guidelines

Tx of primary site (TOC entry)

a. Admission/Encounter for treatment of primary site ............................................................. 33

— ICD-10-CM Official Guidelines for Coding and Reporting, FY2026, Section I.C.2.a
Tx of secondary site (TOC entry)

b. Admission/Encounter for treatment of secondary site .......................................................... 33

— ICD-10-CM Official Guidelines for Coding and Reporting, FY2026, Section I.C.2.b

Source: CMS — ICD-10-CM Official Guidelines for Coding and Reporting, FY2026

References

Cite This Page

Reference C82 with the canonical source and edition:

C82 — Follicular lymphoma. ICD-10 Coding Pro (ICD-10-CM FY2026). https://icd10codingpro.com/codes/C82

Canonical URL: https://icd10codingpro.com/codes/C82

Related Codes

More Specific Codes

C82.0 Follicular lymphoma grade I C82.1 Follicular lymphoma grade II C82.2 Follicular lymphoma grade III, unspecified C82.3 Follicular lymphoma grade IIIa C82.4 Follicular lymphoma grade IIIb C82.5 Diffuse follicle center lymphoma C82.6 Cutaneous follicle center lymphoma C82.8 Other types of follicular lymphoma C82.9 Follicular lymphoma, unspecified

All Codes in C82

Every most-specific code under C82 Follicular lymphoma (99 codes):

Show the complete C82 code list
C82.00 Follicular lymphoma grade I, unspecified site C82.01 Follicular lymphoma grade I, lymph nodes of head, face, and neck C82.02 Follicular lymphoma grade I, intrathoracic lymph nodes C82.03 Follicular lymphoma grade I, intra-abdominal lymph nodes C82.04 Follicular lymphoma grade I, lymph nodes of axilla and upper limb C82.05 Follicular lymphoma grade I, lymph nodes of inguinal region and lower limb C82.06 Follicular lymphoma grade I, intrapelvic lymph nodes C82.07 Follicular lymphoma grade I, spleen C82.08 Follicular lymphoma grade I, lymph nodes of multiple sites C82.09 Follicular lymphoma grade I, extranodal and solid organ sites C82.0A Follicular lymphoma grade I, in remission C82.10 Follicular lymphoma grade II, unspecified site C82.11 Follicular lymphoma grade II, lymph nodes of head, face, and neck C82.12 Follicular lymphoma grade II, intrathoracic lymph nodes C82.13 Follicular lymphoma grade II, intra-abdominal lymph nodes C82.14 Follicular lymphoma grade II, lymph nodes of axilla and upper limb C82.15 Follicular lymphoma grade II, lymph nodes of inguinal region and lower limb C82.16 Follicular lymphoma grade II, intrapelvic lymph nodes C82.17 Follicular lymphoma grade II, spleen C82.18 Follicular lymphoma grade II, lymph nodes of multiple sites C82.19 Follicular lymphoma grade II, extranodal and solid organ sites C82.1A Follicular lymphoma grade II, in remission C82.20 Follicular lymphoma grade III, unspecified, unspecified site C82.21 Follicular lymphoma grade III, unspecified, lymph nodes of head, face, and neck C82.22 Follicular lymphoma grade III, unspecified, intrathoracic lymph nodes C82.23 Follicular lymphoma grade III, unspecified, intra-abdominal lymph nodes C82.24 Follicular lymphoma grade III, unspecified, lymph nodes of axilla and upper limb C82.25 Follicular lymphoma grade III, unspecified, lymph nodes of inguinal region and lower limb C82.26 Follicular lymphoma grade III, unspecified, intrapelvic lymph nodes C82.27 Follicular lymphoma grade III, unspecified, spleen C82.28 Follicular lymphoma grade III, unspecified, lymph nodes of multiple sites C82.29 Follicular lymphoma grade III, unspecified, extranodal and solid organ sites C82.2A Follicular lymphoma grade III, unspecified, in remission C82.30 Follicular lymphoma grade IIIa, unspecified site C82.31 Follicular lymphoma grade IIIa, lymph nodes of head, face, and neck C82.32 Follicular lymphoma grade IIIa, intrathoracic lymph nodes C82.33 Follicular lymphoma grade IIIa, intra-abdominal lymph nodes C82.34 Follicular lymphoma grade IIIa, lymph nodes of axilla and upper limb C82.35 Follicular lymphoma grade IIIa, lymph nodes of inguinal region and lower limb C82.36 Follicular lymphoma grade IIIa, intrapelvic lymph nodes C82.37 Follicular lymphoma grade IIIa, spleen C82.38 Follicular lymphoma grade IIIa, lymph nodes of multiple sites C82.39 Follicular lymphoma grade IIIa, extranodal and solid organ sites C82.3A Follicular lymphoma grade IIIa, in remission C82.40 Follicular lymphoma grade IIIb, unspecified site C82.41 Follicular lymphoma grade IIIb, lymph nodes of head, face, and neck C82.42 Follicular lymphoma grade IIIb, intrathoracic lymph nodes C82.43 Follicular lymphoma grade IIIb, intra-abdominal lymph nodes C82.44 Follicular lymphoma grade IIIb, lymph nodes of axilla and upper limb C82.45 Follicular lymphoma grade IIIb, lymph nodes of inguinal region and lower limb C82.46 Follicular lymphoma grade IIIb, intrapelvic lymph nodes C82.47 Follicular lymphoma grade IIIb, spleen C82.48 Follicular lymphoma grade IIIb, lymph nodes of multiple sites C82.49 Follicular lymphoma grade IIIb, extranodal and solid organ sites C82.4A Follicular lymphoma grade IIIb, in remission C82.50 Diffuse follicle center lymphoma, unspecified site C82.51 Diffuse follicle center lymphoma, lymph nodes of head, face, and neck C82.52 Diffuse follicle center lymphoma, intrathoracic lymph nodes C82.53 Diffuse follicle center lymphoma, intra-abdominal lymph nodes C82.54 Diffuse follicle center lymphoma, lymph nodes of axilla and upper limb C82.55 Diffuse follicle center lymphoma, lymph nodes of inguinal region and lower limb C82.56 Diffuse follicle center lymphoma, intrapelvic lymph nodes C82.57 Diffuse follicle center lymphoma, spleen C82.58 Diffuse follicle center lymphoma, lymph nodes of multiple sites C82.59 Diffuse follicle center lymphoma, extranodal and solid organ sites C82.5A Diffuse follicle center lymphoma, in remission C82.60 Cutaneous follicle center lymphoma, unspecified site C82.61 Cutaneous follicle center lymphoma, lymph nodes of head, face, and neck C82.62 Cutaneous follicle center lymphoma, intrathoracic lymph nodes C82.63 Cutaneous follicle center lymphoma, intra-abdominal lymph nodes C82.64 Cutaneous follicle center lymphoma, lymph nodes of axilla and upper limb C82.65 Cutaneous follicle center lymphoma, lymph nodes of inguinal region and lower limb C82.66 Cutaneous follicle center lymphoma, intrapelvic lymph nodes C82.67 Cutaneous follicle center lymphoma, spleen C82.68 Cutaneous follicle center lymphoma, lymph nodes of multiple sites C82.69 Cutaneous follicle center lymphoma, extranodal and solid organ sites C82.6A Cutaneous follicle center lymphoma, in remission C82.80 Other types of follicular lymphoma, unspecified site C82.81 Other types of follicular lymphoma, lymph nodes of head, face, and neck C82.82 Other types of follicular lymphoma, intrathoracic lymph nodes C82.83 Other types of follicular lymphoma, intra-abdominal lymph nodes C82.84 Other types of follicular lymphoma, lymph nodes of axilla and upper limb C82.85 Other types of follicular lymphoma, lymph nodes of inguinal region and lower limb C82.86 Other types of follicular lymphoma, intrapelvic lymph nodes C82.87 Other types of follicular lymphoma, spleen C82.88 Other types of follicular lymphoma, lymph nodes of multiple sites C82.89 Other types of follicular lymphoma, extranodal and solid organ sites C82.8A Other types of follicular lymphoma, in remission C82.90 Follicular lymphoma, unspecified, unspecified site C82.91 Follicular lymphoma, unspecified, lymph nodes of head, face, and neck C82.92 Follicular lymphoma, unspecified, intrathoracic lymph nodes C82.93 Follicular lymphoma, unspecified, intra-abdominal lymph nodes C82.94 Follicular lymphoma, unspecified, lymph nodes of axilla and upper limb C82.95 Follicular lymphoma, unspecified, lymph nodes of inguinal region and lower limb C82.96 Follicular lymphoma, unspecified, intrapelvic lymph nodes C82.97 Follicular lymphoma, unspecified, spleen C82.98 Follicular lymphoma, unspecified, lymph nodes of multiple sites C82.99 Follicular lymphoma, unspecified, extranodal and solid organ sites C82.9A Follicular lymphoma, unspecified, in remission
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Reviewed by Prajwal Shrestha, CPC, CRC
Certified Professional Coder (CPC) and Certified Risk Adjustment Coder (CRC) · AAPC Member ID 01997614 · About · Editorial policy · Content last reviewed: 2025-10-01

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