C82 Follicular lymphoma

Category / Non-billable header 108 subcodes

Block: Malignant neoplasms of lymphoid, hematopoietic and related tissue (C81-C96)

Includes

  • follicular lymphoma with or without diffuse areas

Excludes 1 (cannot be coded together)

  • mature T/NK-cell lymphomas (C84.-)
  • personal history of non-Hodgkin lymphoma (Z85.72)

Subcodes

Each subcode links to a detail page with full clinical annotations.

Code Description Billable
C82..0 Follicular lymphoma grade I No
C82..00 Follicular lymphoma grade I, unspecified site Yes
C82..01 Follicular lymphoma grade I, lymph nodes of head, face, and neck Yes
C82..02 Follicular lymphoma grade I, intrathoracic lymph nodes Yes
C82..03 Follicular lymphoma grade I, intra-abdominal lymph nodes Yes
C82..04 Follicular lymphoma grade I, lymph nodes of axilla and upper limb Yes
C82..05 Follicular lymphoma grade I, lymph nodes of inguinal region and lower limb Yes
C82..06 Follicular lymphoma grade I, intrapelvic lymph nodes Yes
C82..07 Follicular lymphoma grade I, spleen Yes
C82..08 Follicular lymphoma grade I, lymph nodes of multiple sites Yes
C82..09 Follicular lymphoma grade I, extranodal and solid organ sites Yes
C82..0A Follicular lymphoma grade I, in remission Yes
C82..1 Follicular lymphoma grade II No
C82..10 Follicular lymphoma grade II, unspecified site Yes
C82..11 Follicular lymphoma grade II, lymph nodes of head, face, and neck Yes
C82..12 Follicular lymphoma grade II, intrathoracic lymph nodes Yes
C82..13 Follicular lymphoma grade II, intra-abdominal lymph nodes Yes
C82..14 Follicular lymphoma grade II, lymph nodes of axilla and upper limb Yes
C82..15 Follicular lymphoma grade II, lymph nodes of inguinal region and lower limb Yes
C82..16 Follicular lymphoma grade II, intrapelvic lymph nodes Yes
C82..17 Follicular lymphoma grade II, spleen Yes
C82..18 Follicular lymphoma grade II, lymph nodes of multiple sites Yes
C82..19 Follicular lymphoma grade II, extranodal and solid organ sites Yes
C82..1A Follicular lymphoma grade II, in remission Yes
C82..2 Follicular lymphoma grade III, unspecified No
C82..20 Follicular lymphoma grade III, unspecified, unspecified site Yes
C82..21 Follicular lymphoma grade III, unspecified, lymph nodes of head, face, and neck Yes
C82..22 Follicular lymphoma grade III, unspecified, intrathoracic lymph nodes Yes
C82..23 Follicular lymphoma grade III, unspecified, intra-abdominal lymph nodes Yes
C82..24 Follicular lymphoma grade III, unspecified, lymph nodes of axilla and upper limb Yes
C82..25 Follicular lymphoma grade III, unspecified, lymph nodes of inguinal region and lower limb Yes
C82..26 Follicular lymphoma grade III, unspecified, intrapelvic lymph nodes Yes
C82..27 Follicular lymphoma grade III, unspecified, spleen Yes
C82..28 Follicular lymphoma grade III, unspecified, lymph nodes of multiple sites Yes
C82..29 Follicular lymphoma grade III, unspecified, extranodal and solid organ sites Yes
C82..2A Follicular lymphoma grade III, unspecified, in remission Yes
C82..3 Follicular lymphoma grade IIIa No
C82..30 Follicular lymphoma grade IIIa, unspecified site Yes
C82..31 Follicular lymphoma grade IIIa, lymph nodes of head, face, and neck Yes
C82..32 Follicular lymphoma grade IIIa, intrathoracic lymph nodes Yes
C82..33 Follicular lymphoma grade IIIa, intra-abdominal lymph nodes Yes
C82..34 Follicular lymphoma grade IIIa, lymph nodes of axilla and upper limb Yes
C82..35 Follicular lymphoma grade IIIa, lymph nodes of inguinal region and lower limb Yes
C82..36 Follicular lymphoma grade IIIa, intrapelvic lymph nodes Yes
C82..37 Follicular lymphoma grade IIIa, spleen Yes
C82..38 Follicular lymphoma grade IIIa, lymph nodes of multiple sites Yes
C82..39 Follicular lymphoma grade IIIa, extranodal and solid organ sites Yes
C82..3A Follicular lymphoma grade IIIa, in remission Yes
C82..4 Follicular lymphoma grade IIIb No
C82..40 Follicular lymphoma grade IIIb, unspecified site Yes
C82..41 Follicular lymphoma grade IIIb, lymph nodes of head, face, and neck Yes
C82..42 Follicular lymphoma grade IIIb, intrathoracic lymph nodes Yes
C82..43 Follicular lymphoma grade IIIb, intra-abdominal lymph nodes Yes
C82..44 Follicular lymphoma grade IIIb, lymph nodes of axilla and upper limb Yes
C82..45 Follicular lymphoma grade IIIb, lymph nodes of inguinal region and lower limb Yes
C82..46 Follicular lymphoma grade IIIb, intrapelvic lymph nodes Yes
C82..47 Follicular lymphoma grade IIIb, spleen Yes
C82..48 Follicular lymphoma grade IIIb, lymph nodes of multiple sites Yes
C82..49 Follicular lymphoma grade IIIb, extranodal and solid organ sites Yes
C82..4A Follicular lymphoma grade IIIb, in remission Yes
C82..5 Diffuse follicle center lymphoma No
C82..50 Diffuse follicle center lymphoma, unspecified site Yes
C82..51 Diffuse follicle center lymphoma, lymph nodes of head, face, and neck Yes
C82..52 Diffuse follicle center lymphoma, intrathoracic lymph nodes Yes
C82..53 Diffuse follicle center lymphoma, intra-abdominal lymph nodes Yes
C82..54 Diffuse follicle center lymphoma, lymph nodes of axilla and upper limb Yes
C82..55 Diffuse follicle center lymphoma, lymph nodes of inguinal region and lower limb Yes
C82..56 Diffuse follicle center lymphoma, intrapelvic lymph nodes Yes
C82..57 Diffuse follicle center lymphoma, spleen Yes
C82..58 Diffuse follicle center lymphoma, lymph nodes of multiple sites Yes
C82..59 Diffuse follicle center lymphoma, extranodal and solid organ sites Yes
C82..5A Diffuse follicle center lymphoma, in remission Yes
C82..6 Cutaneous follicle center lymphoma No
C82..60 Cutaneous follicle center lymphoma, unspecified site Yes
C82..61 Cutaneous follicle center lymphoma, lymph nodes of head, face, and neck Yes
C82..62 Cutaneous follicle center lymphoma, intrathoracic lymph nodes Yes
C82..63 Cutaneous follicle center lymphoma, intra-abdominal lymph nodes Yes
C82..64 Cutaneous follicle center lymphoma, lymph nodes of axilla and upper limb Yes
C82..65 Cutaneous follicle center lymphoma, lymph nodes of inguinal region and lower limb Yes
C82..66 Cutaneous follicle center lymphoma, intrapelvic lymph nodes Yes
C82..67 Cutaneous follicle center lymphoma, spleen Yes
C82..68 Cutaneous follicle center lymphoma, lymph nodes of multiple sites Yes
C82..69 Cutaneous follicle center lymphoma, extranodal and solid organ sites Yes
C82..6A Cutaneous follicle center lymphoma, in remission Yes
C82..8 Other types of follicular lymphoma No
C82..80 Other types of follicular lymphoma, unspecified site Yes
C82..81 Other types of follicular lymphoma, lymph nodes of head, face, and neck Yes
C82..82 Other types of follicular lymphoma, intrathoracic lymph nodes Yes
C82..83 Other types of follicular lymphoma, intra-abdominal lymph nodes Yes
C82..84 Other types of follicular lymphoma, lymph nodes of axilla and upper limb Yes
C82..85 Other types of follicular lymphoma, lymph nodes of inguinal region and lower limb Yes
C82..86 Other types of follicular lymphoma, intrapelvic lymph nodes Yes
C82..87 Other types of follicular lymphoma, spleen Yes
C82..88 Other types of follicular lymphoma, lymph nodes of multiple sites Yes
C82..89 Other types of follicular lymphoma, extranodal and solid organ sites Yes
C82..8A Other types of follicular lymphoma, in remission Yes
C82..9 Follicular lymphoma, unspecified No
C82..90 Follicular lymphoma, unspecified, unspecified site Yes
C82..91 Follicular lymphoma, unspecified, lymph nodes of head, face, and neck Yes
C82..92 Follicular lymphoma, unspecified, intrathoracic lymph nodes Yes
C82..93 Follicular lymphoma, unspecified, intra-abdominal lymph nodes Yes
C82..94 Follicular lymphoma, unspecified, lymph nodes of axilla and upper limb Yes
C82..95 Follicular lymphoma, unspecified, lymph nodes of inguinal region and lower limb Yes
C82..96 Follicular lymphoma, unspecified, intrapelvic lymph nodes Yes
C82..97 Follicular lymphoma, unspecified, spleen Yes
C82..98 Follicular lymphoma, unspecified, lymph nodes of multiple sites Yes
C82..99 Follicular lymphoma, unspecified, extranodal and solid organ sites Yes
C82..9A Follicular lymphoma, unspecified, in remission Yes

Last reviewed: September 2026