ICD10BillableValid for clinical use
ICD-10 Code C82.26: Follicular lymphoma grade III, unspecified, intrapelvic lymph nodes
Reviewed by HealthAssure Clinical TeamUpdated 26 May 2026
What is this code?
ICD-10 codes are diagnosis classification codes used in healthcare records, reporting, coding workflows, and billing support. This code sits within the broader ICD-10 area for Neoplasms (C00-D49).
When is it used?
- May be used when a clinician documents follicular lymphoma grade iii, unspecified, intrapelvic lymph nodes in a patient's medical record.
- May appear in hospital records, claims, referrals, and clinical documentation.
- This code can be used as a clinically usable diagnosis entry in standardized coding workflows.
What it does not mean
- A code alone does not explain severity, treatment plan, or outcome.
- A medical code should not be treated as a substitute for a doctor's diagnosis or advice.
Code hierarchy
chapter
2Neoplasms (C00-D49)
block
C00-C96Malignant neoplasms
block
C81-C96Malignant neoplasms of lymphoid, hematopoietic and related tissue
category
C82Follicular lymphoma
category
C82.2Follicular lymphoma grade III, unspecified
currentC82.2
Where you may see this code
You may see this code in hospital records, discharge summaries, insurance claims, encounter documentation, referrals, or other healthcare billing and coding records.
Related specialists
OncologistGeneral Physician
Related codes
C82.20Follicular lymphoma grade III, unspecified, unspecified sitecodeC82.21Follicular lymphoma grade III, unspecified, lymph nodes of head, face, and neckcodeC82.22Follicular lymphoma grade III, unspecified, intrathoracic lymph nodescodeC82.23Follicular lymphoma grade III, unspecified, intra-abdominal lymph nodescodeC82.24Follicular lymphoma grade III, unspecified, lymph nodes of axilla and upper limbcodeC82.25Follicular lymphoma grade III, unspecified, lymph nodes of inguinal region and lower limbcodeC82.27Follicular lymphoma grade III, unspecified, spleencodeC82.28Follicular lymphoma grade III, unspecified, lymph nodes of multiple sitescodeC82.29Follicular lymphoma grade III, unspecified, extranodal and solid organ sitescodeC82.2AFollicular lymphoma grade III, unspecified, in remissioncode
Sibling codes
C82.20Follicular lymphoma grade III, unspecified, unspecified sitebillableC82.21Follicular lymphoma grade III, unspecified, lymph nodes of head, face, and neckbillableC82.22Follicular lymphoma grade III, unspecified, intrathoracic lymph nodesbillableC82.23Follicular lymphoma grade III, unspecified, intra-abdominal lymph nodesbillableC82.24Follicular lymphoma grade III, unspecified, lymph nodes of axilla and upper limbbillableC82.25Follicular lymphoma grade III, unspecified, lymph nodes of inguinal region and lower limbbillableC82.27Follicular lymphoma grade III, unspecified, spleenbillableC82.28Follicular lymphoma grade III, unspecified, lymph nodes of multiple sitesbillableC82.29Follicular lymphoma grade III, unspecified, extranodal and solid organ sitesbillableC82.2AFollicular lymphoma grade III, unspecified, in remissionbillable
Coverage-related procedures and services
CPT 81479high
UNLISTED MOLECULAR PATHOLOGY PROCEDURE
Source: CMS coverage guidance
CPT 81450high
HEMATOLYMPHOID NEOPLASM OR DISORDER, GENOMIC SEQUENCE ANALYSIS PANEL, 5-50 GENES, INTERROGATION FOR SEQUENCE VARIANTS, AND COPY NUMBER VARIANTS OR REARRANGEMENTS, OR ISOFORM EXPRESSION OR MRNA EXPRESSION LEVELS, IF PERFORMED; DNA ANALYSIS OR COMBINED DNA AND RNA ANALYSIS
Source: CMS coverage guidance
CPT 38240high
HEMATOPOIETIC PROGENITOR CELL (HPC); ALLOGENEIC TRANSPLANTATION PER DONOR
Source: CMS coverage guidance
CPT 82306high
VITAMIN D; 25 HYDROXY, INCLUDES FRACTION(S), IF PERFORMED
Source: CMS coverage guidance
CPT 81263high
IGH@ (IMMUNOGLOBULIN HEAVY CHAIN LOCUS) (EG, LEUKEMIA AND LYMPHOMA, B-CELL), VARIABLE REGION SOMATIC MUTATION ANALYSIS
Source: CMS coverage guidance
CPT 81261high
IGH@ (IMMUNOGLOBULIN HEAVY CHAIN LOCUS) (EG, LEUKEMIAS AND LYMPHOMAS, B-CELL), GENE REARRANGEMENT ANALYSIS TO DETECT ABNORMAL CLONAL POPULATION(S); AMPLIFIED METHODOLOGY (EG, POLYMERASE CHAIN REACTION)
Source: CMS coverage guidance
Coding guidelines
Common synonyms
Follicular lymphoma grade III, unspecified, intrapelvic lymph nodesFollicular lymphoma grade III, unspecified
Frequently asked questions
About this content
This page is prepared by HealthAssure's clinical team using official coding standards from ICD-10. AI tools assist with drafting explanations, which are then reviewed and verified by healthcare professionals for accuracy. This content is for informational purposes and does not replace professional medical advice. Meet our team.