J41 ICD-10-CM Code: Simple and mucopurulent chronic bronchitis
Billing Status: NO. This is a clinician non-billable / parent hierarchy grouping in the ICD-10-CM system.
Coding at a Glance
- Tabular directives
- 1 Excludes1 · 3 Excludes2 · 7 use-additional codes
Coding instructions
Official Tabular Instructional Notes: the inclusion, exclusion and sequencing notes published for J41 in the official ICD-10-CM tabular list, quoted as published.
Source: CMS/CDC — ICD-10-CM Tabular ListRelease: FY2026Effective: October 1, 2025
Notes without a marker are published on J41 itself; “inherited from” names the category or block whose note applies here.
Excludes1 — Not Coded Here
Conditions generally not reported together with this code (Excludes1) -- an error unless the two conditions are documented as unrelated to each other (ICD-10-CM Official Guidelines, Section I.A.12.a).
- bronchitis due to chemicals, gases, fumes and vapors (J68.0) Compare J41 vs J68.0 →
Source: inherited from J40-J4A
Excludes2 — Not Included Here
Conditions not covered by this code, but which may be reported alongside it when both are present.
- chronic bronchitis NOS (J42) Compare J41 vs J42 →
- chronic obstructive bronchitis (J44.-) Compare J41 vs J44 →
- cystic fibrosis (E84.-) inherited from J40-J4ACompare J41 vs E84 →
Use Additional Code
Supplementary codes the tabular list directs you to add.
Coder workflow for J41
MedCoder structured workflow — derived from this code’s own official record
Before you code J41
- J41 is not reportable as written. Select the more specific code beneath it that the documentation supports. Codes are reported to the highest level of specificity the classification provides (Guidelines I.B.2).
See the relationships section · Guide: How to choose an ICD-10-CM code →
- Check the Excludes1 note: if the documentation supports a condition named there, do not simply proceed with J41. Excludes1 conditions are not reported together with this code unless the record shows they are unrelated (Guidelines I.A.12.a).
Choose the right path
- Does the documentation support one of the more specific codes beneath J41?
Yes → Select that code and continue the checks below on its own page.
No → J41 cannot be reported as written; query for the specificity its subcategory needs. - Does the documentation support a condition named in J41’s Excludes1 note?
Yes → Do not simply proceed: review the excluded code. Both are reported only when the record shows the two conditions are unrelated.
No → Continue.ReviewJ68.0
Consider J41. Then work the Use Additional Code note, and confirm the code is valid for the date of service in the Verify section.
Documentation check
- The provider’s diagnostic statement
- Codes are assigned from the provider’s documented diagnosis, not from clinical criteria, test values or a medication list (Guidelines I.A.19).
- Acuity
- Acute or chronic as documented; when both are documented and separate codes exist, both are reported with the acute code first (Guidelines I.B.8).
- The conditions the Use Additional Code note names
- Reported with this code when documented; a conditional instruction (“if applicable”, “if known”) applies only when the record supports it.
Official instructions as workflow
Excludes1 — check before selecting J41(1 note)
Coding workflow: If the documentation supports a condition named in this note, do not simply proceed with J41: the two are not reported together. The one exception is when the record shows the two conditions are unrelated to each other.
CompareJ68.0
See the official tabular notes · Guidelines I.A.12.a
Excludes2 — not part of J41(3 notes)
Coding workflow: The conditions named in this note are not included in J41. When the record documents both, both may be reported; the note is a boundary, not a prohibition.
See the official tabular notes · Guidelines I.A.12.b
Use Additional Code — after identifying J41(7 notes)
Coding workflow: Check whether the documentation supports the additional code(s) the note names, and report them with J41 when it does. Where the instruction is conditional (“if applicable”, “if known”), it applies only when the record documents the condition.
ReviewZ77.22, P96.81, Z87.891, Z57.31, F17, Z72.0
See the official tabular notes · Guidelines I.A.13
Coding decision scenarios
Pattern scenarios for this code’s structure — decision rules, not clinical cases
Documentation: Both the condition J41 describes and a condition named in its Excludes1 note are documented for the same encounter.
Coding question: Can both codes be reported?
Path: Review the Excludes1 note and the excluded code, and look for a provider statement on whether the two conditions are related.
Reason: Excludes1 means the two are not coded together; the exception is when the record shows the conditions are unrelated to each other (Guidelines I.A.12.a).
ReviewJ68.0
Documentation: A condition the Use Additional Code note names is documented.
Coding question: Is a second code reported with J41?
Path: Review the Use Additional Code note and the code it names.
Reason: The additional code is reported when the record documents the condition; a conditional instruction applies only when its condition is met (Guidelines I.A.13).
Every row is derived from this code’s own record — its title, tabular notes, 7th-character family and same-category siblings — with fixed MedCoder wording; nothing is inferred about a patient. The official notes and guideline text are in the sections each row links to, and they control.
Code Overview
MedCoder summary Summary composed by MedCoder from this code's official ICD-10-CM record. The tabular instructional notes themselves appear verbatim below.
Decision Points
The directives on this code's own record, as a pre-claim checklist.
- 7 Use Additional Code instructions — report the named additional code(s) when the documentation supports them. See the Use Additional Code notes
- 1 Excludes1 entry — codes named there are generally not reported together with this code (Guidelines I.A.12.a). See the Excludes1 notes
- 3 Excludes2 entries — those conditions are not part of this code and may be reported additionally when documented. See the Excludes2 notes
Checklist rows are derived from this code's own official directives; the wording of each check is MedCoder editorial. The official notes themselves are in the sections each row links to.
Verify Before Coding
From the code registry, the Medicare Code Editor, and the MS-DRG Definitions Manual. Check it against a full claim in Claim Check.
Relationships & Classification
MedCoder structured relationships — computed from published CMS and AHRQ datasets
Other codes that name J41 or its code family, from the CMS ICD-10-CM tabular instructional notes. Tabular-note edges are stored at the code family level that carries each note.
Referenced by 1 Excludes1 note: J42 — Unspecified chronic bronchitis.
These codes’ tabular lists mark this diagnosis as mutually exclusive — not reported together unless the conditions are documented as unrelated.
Referenced by 1 Excludes2 note: J44 — Other chronic obstructive pulmonary disease.
These codes’ tabular lists name this diagnosis as distinct — both may be reported when both are documented.
Contextual Map
Every relationship of J41 in one view: hierarchy, official tabular instructions in both directions, clinical classification, risk adjustment, MS-DRG participation, index terms and change history — each edge carrying the CMS source it derives from.
Run J41 with these 10 related codes in Claim Check
Hierarchy
- J00-J99 — Chapter 10: Diseases of the Respiratory System (J00-J99) (J00-J99)[Hierarchy]— CMS ICD-10-CM tabular structure · icd10cm-fy2026
- J40-J4A — Chronic lower respiratory diseases[Hierarchy]— CMS ICD-10-CM tabular structure · icd10cm-fy2026
Excludes1
- J68.0 — Bronchitis and pneumonitis due to chemicals, gases, fumes and vapors[Excludes1]: “bronchitis due to chemicals, gases, fumes and vapors (J68.0)”— CMS ICD-10-CM tabular instructional notes · icd10cm-fy2026
Excludes2
- E84 — Cystic fibrosis[Excludes2]: “cystic fibrosis (E84.-)”— CMS ICD-10-CM tabular instructional notes · icd10cm-fy2026
- J42 — Unspecified chronic bronchitis[Excludes2]: “chronic bronchitis NOS (J42)”— CMS ICD-10-CM tabular instructional notes · icd10cm-fy2026
- J44 — Other chronic obstructive pulmonary disease[Excludes2]: “chronic obstructive bronchitis (J44.-)”— CMS ICD-10-CM tabular instructional notes · icd10cm-fy2026
Use Additional Code
- F17 — Nicotine dependence[Use Additional Code]: “tobacco dependence (F17.-)”— CMS ICD-10-CM tabular instructional notes · icd10cm-fy2026
- P96.81 — Exposure to (parental) (environmental) tobacco smoke in the perinatal period[Use Additional Code]: “exposure to tobacco smoke in the perinatal period (P96.81)”— CMS ICD-10-CM tabular instructional notes · icd10cm-fy2026
- Z57.31 — Occupational exposure to environmental tobacco smoke[Use Additional Code]: “occupational exposure to environmental tobacco smoke (Z57.31)”— CMS ICD-10-CM tabular instructional notes · icd10cm-fy2026
- Z72.0 — Tobacco use[Use Additional Code]: “tobacco use (Z72.0)”— CMS ICD-10-CM tabular instructional notes · icd10cm-fy2026
- Z77.22 — Contact with and (suspected) exposure to environmental tobacco smoke (acute) (chronic)[Use Additional Code]: “exposure to environmental tobacco smoke (Z77.22)”— CMS ICD-10-CM tabular instructional notes · icd10cm-fy2026
- Z87.891 — Personal history of nicotine dependence[Use Additional Code]: “history of tobacco dependence (Z87.891)”— CMS ICD-10-CM tabular instructional notes · icd10cm-fy2026
Referenced by Excludes1 notes
- J42 — Unspecified chronic bronchitis[Excludes1]: “simple and mucopurulent chronic bronchitis (J41.-)”— CMS ICD-10-CM tabular instructional notes · icd10cm-fy2026
Referenced by Excludes2 notes
- J44 — Other chronic obstructive pulmonary disease[Excludes2]: “chronic simple and mucopurulent bronchitis (J41.-)”— CMS ICD-10-CM tabular instructional notes · icd10cm-fy2026
Nearest codes
- J41.0 — Simple chronic bronchitis[Sibling]— CMS ICD-10-CM tabular structure · icd10cm-fy2026
- J41.1 — Mucopurulent chronic bronchitis[Sibling]— CMS ICD-10-CM tabular structure · icd10cm-fy2026
- J41.8 — Mixed simple and mucopurulent chronic bronchitis[Sibling]— CMS ICD-10-CM tabular structure · icd10cm-fy2026
Change history
- FY2016 — In the code set at ICD-10-CM adoption [Change history]— CMS release files (code change ledger) · icd10cm-fy2016
Common coding questions
Can J41 be billed directly?
No. J41 (Simple and mucopurulent chronic bronchitis) is a non-billable ICD-10-CM category code. A more specific billable subcode must be selected based on clinical documentation.
Sources for this page
Codes, titles, notes, index terms and mappings on this page are transcribed from the datasets below. Relationships MedCoder computed and text MedCoder wrote are labelled where they appear.
- Code, title, tabular notes and index terms Official source data
- CMS/CDC ICD-10-CM FY2026 tabular list, index and tables, effective October 1, 2025 Release, file and checksum · Publisher’s page
- Claim edits Official source data
- CMS Definitions of Medicare Code Edits — v43.1 (April 2026) Release, file and checksum · Publisher’s page
- Change history and date-of-service validity Official source data
- CMS ICD-10-CM release addenda, ingested release by release into the change ledger Release, file and checksum · Publisher’s page
- Comparisons, relationships and the contextual map MedCoder structured relationship
- Computed by MedCoder from the tabular notes and tables above; every derived relationship is marked as derived where it appears
- Summary and FAQ answers MedCoder explanation
- Written by MedCoder to explain the sources above: drafted with AI assistance, checked by a person against the release files, and labelled as MedCoder text where it appears. Not official text.
Labels on this page: Official source data · MedCoder structured relationship · MedCoder explanation. How to read the labels · All data sources and release dates
Cite this page
Reference this page in a research guide, syllabus or article. The release is included because code content changes each year.
MedCoder.ai. "J41 — Simple and mucopurulent chronic bronchitis." ICD-10-CM FY2026. https://medcoder.ai/icd10/code/j41-simple-and-mucopurulent-chronic-bronchitis
Change history
- FY2016 — October 1, 2015In the code set at ICD-10-CM adoptionSimple and mucopurulent chronic bronchitis
No changes since FY2016 — additions, deletions, description changes and billable-status changes are tracked through FY2027 (effective October 1, 2026), and none are recorded for this code. Note changes are tracked from FY2027 only.
Nearest Codes in This Family
Official ICD-10-CM classifications closest to J41 in its code family, with their registry titles.