2027 ICD-10-CM Diagnosis Code J47.9Bronchiectasis, uncomplicated
ICD-10-CM Codes›J00–J99›J40-J4B›J47
- Billable — Valid for Submission
- Risk Adjusts — HCC 280
- Chronic Condition
J47.9 is a billable ICD-10-CM diagnosis code for bronchiectasis, uncomplicated. It is valid on HIPAA claims for fiscal year 2027 (October 1, 2026 through September 30, 2027) and groups to MS-DRG 190 through 192. In AHRQ's Clinical Classifications Software (CCSR), this diagnosis falls under Chronic obstructive pulmonary disease and bronchiectasis.
For Medicare Advantage risk adjustment, J47.9 maps to CMS-HCC Category 280 (Chronic Obstructive Pulmonary Disease, Interstitial Lung Disorders, and Other Chronic Lung Disorders) under the V28 model, adding a risk factor of about 0.319 for a community, non-dual, aged beneficiary in payment year 2027.
Code Identity
Code Classification
Medicare Risk Adjustment (HCC)Billing
J47.9 maps to a payment category in the CMS-HCC model used to risk-adjust Medicare Advantage payments. Weights are the published community factors for payment year 2027.
Source: CMS Payment Year 2027 risk adjustment mappings and model software. Weights are relative factors, not dollar amounts; a beneficiary's total RAF also includes demographics and interactions. Browse all CMS-HCC categories.
Approximate SynonymsGuidance
Alternate terms and clinical phrases that map to this code.
- Acquired bronchiectasis
- Adult bronchiectasis
- Bronchiectasis
- Bronchiectasis due to aspiration of toxic substance
- Bronchiectasis due to inhalation of toxic substance
- Bronchiolectasis
- Childhood bronchiectasis
- Complication of transplanted lung
- Cylindrical bronchiectasis
- Fusiform bronchiectasis
- Idiopathic bronchiectasis
- Obstruction of bronchus
- Obstructive bronchiectasis
- Post-infective bronchiectasis
- Post-lung transplantation bronchiectasis
- Post-tuberculosis bronchiectasis
- Recurrent bronchiectasis
- Saccular bronchiectasis
- Sequelae of tuberculosis
- Toxin-induced bronchiectasis
- Traction bronchiectasis
- Transplanted lung present
Instructional NotesGuidance
Instructions from the official ICD-10-CM Tabular List that apply to J47.9: its own notes plus those printed at J47, block J40-J4B, and Chapter 10. A note printed at a category, block or chapter applies to every code under it.
Applicable To
Conditions this code is used for: synonyms of the title or, for "other specified" codes, the conditions assigned to it. The list is not exhaustive.
- Bronchiectasis NOS
Excludes1
Not coded here: the excluded code is never reported together with this one, unless the two conditions are unrelated.
- bronchitis due to chemicals, gases, fumes and vapors (J68.0)
Excludes2
Not included here: the excluded condition is not part of this code, but a patient may have both, so both codes may be reported.
- cystic fibrosis (E84.-)
- certain conditions originating in the perinatal period (P04-P96)
- certain infectious and parasitic diseases (A00-B99)
- complications of pregnancy, childbirth and the puerperium (O00-O9A)
- congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
- endocrine, nutritional and metabolic diseases (E00-E88)
- injury, poisoning and certain other consequences of external causes (S00-T88)
- neoplasms (C00-D49)
- smoke inhalation (T59.81-)
- symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
Notes
General instructions on how these codes are used.
- When a respiratory condition is described as occurring in more than one site and is not specifically indexed, it should be classified to the lower anatomic site (e.g. tracheobronchitis to bronchitis in J40).
Source: CMS ICD-10-CM Tabular List. How to read instructional notes.
Referenced in Other NotesGuidance
Instructional notes printed at other codes that name J47.9, its category, or a range that includes it.
Applicable To 1
These notes mention J47.9.
- Z82.5 Family history of asthma and other chronic lower respiratory diseases
Excludes2 1
These codes carry an Excludes2 note naming J47.9: its condition is not part of those codes, and both may be reported when the patient has both.
Code Also 2
These codes say J47.9 may also be needed to fully describe the condition. The note gives no sequencing direction.
Index to Diseases and InjuriesGuidance
Alphabetical index entries that point to this code.
bronchial J47.9
Disease, diseased See Also: Syndrome;
Syndrome See Also: Disease;
Clinical ClassificationClinical
AHRQ’s CCSR groups this code into broader clinical categories.
Clinical InformationClinical
Bronchiectasis
persistent abnormal dilatation of the bronchi.
Patient EducationClinical
Bronchial Disorders
When you breathe in, the air travels down through your trachea (windpipe). It then goes through two tubes to your lungs. These tubes are your bronchi. Bronchial disorders can make it hard for you to breathe.
Read the full article at MedlinePlus
Courtesy of MedlinePlus, a service of the U.S. National Library of Medicine.
Convert J47.9 to ICD-9-CMHistory
The closest ICD-9-CM equivalents under the General Equivalence Mappings.
Code HistoryHistory
Questions About J47.9Overview
What is the ICD-10 code for bronchiectasis, uncomplicated?
The ICD-10-CM code for bronchiectasis, uncomplicated is J47.9 (sometimes written as J479). It is billable on HIPAA-covered claims from October 1, 2026 through September 30, 2027.
Is J47.9 (Bronchiectasis) a billable code?
Yes. This is a billable ICD-10-CM code, specific enough to report bronchiectasis, uncomplicated on HIPAA-covered claims from October 1, 2026 through September 30, 2027.
What MS-DRG does J47.9 group to?
When bronchiectasis, uncomplicated is the principal diagnosis on an inpatient stay, it groups to MS-DRG 192, 190, 191, with relative weights from 0.6285 to 1.0749 depending on complications. Higher weights mean higher Medicare reimbursement.
Can J47.9 be reported with Q33.4?
Not as a rule. The Excludes1 note at J47, which applies to J47.9, lists "congenital bronchiectasis (Q33.4)". An Excludes1 note means the excluded code is never reported together with this one; the only exception is when the two conditions are unrelated to each other (Official Guidelines, Section I.A.12.a).
Does J47.9 need an additional code?
When the condition applies, yes. The Use Additional Code note at J47, which applies to J47.9, reads: code to identify: exposure to environmental tobacco smoke (Z77.22); exposure to tobacco smoke in the perinatal period (P96.81); history of tobacco dependence (Z87.891); occupational exposure to environmental tobacco smoke (Z57.31); tobacco dependence (F17.-); and 1 more listed in the Instructional Notes section. The additional code is reported after J47.9.
What HCC is J47.9?
J47.9 (bronchiectasis, uncomplicated) maps to CMS-HCC Category 280 (Chronic Obstructive Pulmonary Disease, Interstitial Lung Disorders, and Other Chronic Lung Disorders), commonly written as HCC 280, in the CMS-HCC V28 model used for Medicare Advantage risk adjustment in payment year 2027. It mapped to HCC 112 under the retired V24 model. It also maps in the PACE (CMS-HCC V22), ESRD (V21), and ESRD (V24) models. In the Part D prescription drug model it maps to RxHCC 229.
Does J47.9 risk-adjust for Medicare Advantage payment?
Yes. When documented and reported on a Medicare Advantage encounter, J47.9 adds a risk adjustment factor of about 0.319 to the beneficiary's RAF score for a community, non-dual, aged enrollee (published V28 weights range from 0.209 to 0.390 depending on the payment segment). A more severe related category (HCC 276, HCC 277, HCC 278, and HCC 279) supersedes it when both are reported. See the full factor table on the HCC 280 category page.
