2027 ICD-10-CM Diagnosis Code P96.81Exposure to (parental) (environmental) tobacco smoke in the perinatal period

ICD-10-CM Codes›P00–P96›P90-P96›P96

ICD-10-CM P96.81
CMSSource: CMS FY 2027 ICD-10-CM dataset · Effective Oct 1, 2026 – Sep 30, 2027

P96.81 is a billable ICD-10-CM diagnosis code for exposure to (parental) (environmental) tobacco smoke in the perinatal period. It is valid on HIPAA claims for fiscal year 2027 (October 1, 2026 through September 30, 2027) and groups to MS-DRG 794. Coders also document this condition as exposure to second hand tobacco smoke. In AHRQ's Clinical Classifications Software (CCSR), this diagnosis falls under Other specified and unspecified perinatal conditions.

Code Identity

ICD-10-CM Code
P96.81
Billable Status
Yes — Valid for Submission
Code Describes
Exposure to (parental) (environmental) tobacco smoke in the perinatal period
Short Description
Expsr to (environmental) tobacco smoke in the perinat period
Parent Code
P96.8
Other specified conditions originating in the perinatal period

Code Classification

ChapterP00–P96Certain conditions originating in the perinatal period
SectionP90-P96Other disorders originating in the perinatal period
CategoryP96Other conditions originating in the perinatal period
This CodeP96.81Exposure to (parental) (environmental) tobacco smoke in the perinatal period

Approximate SynonymsGuidance

Alternate terms and clinical phrases that map to this code.

  • Exposure to second hand tobacco smoke
  • History of exposure to second hand smoke
  • Neonatal exposure to tobacco smoke
  • Passive smoker
  • Poisoning caused by smoke
  • Smoker in home
  • Toxic effect of secondary tobacco exposure

Instructional NotesGuidance

Instructions from the official ICD-10-CM Tabular List that apply to P96.81: its own notes plus those printed at Chapter 16. A note printed at a category, block or chapter applies to every code under it.

Includes

Further defines, or gives examples of, the content of the category.

From Chapter 16 (P00-P96) Certain conditions originating in the perinatal period applies to 463 codes
  • conditions that have their origin in the fetal or perinatal period (before birth through the first 28 days after birth) even if morbidity occurs later

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.

On P96.81 itself
  • newborn affected by in utero exposure to tobacco (P04.2)
  • exposure to environmental tobacco smoke after the perinatal period (Z77.22)
From Chapter 16 (P00-P96) Certain conditions originating in the perinatal period applies to 463 codes
  • 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)
  • tetanus neonatorum (A33)

Notes

General instructions on how these codes are used.

From Chapter 16 (P00-P96) Certain conditions originating in the perinatal period applies to 463 codes
  • Codes from this chapter are for use on newborn records only, never on maternal records

Source: CMS ICD-10-CM Tabular List. How to read instructional notes.

Referenced in Other NotesGuidance

Instructional notes printed at other codes that name P96.81, its category, or a range that includes it.

Excludes2 2

These codes carry an Excludes2 note naming P96.81: its condition is not part of those codes, and both may be reported when the patient has both.

  • P04.2 Newborn affected by maternal use of tobacco
    newborn exposure to environmental tobacco smoke (P96.81)
  • Z77 Other contact with and (suspected) exposures hazardous to health
    exposure to (parental) (environmental) tobacco smoke in the perinatal period (P96.81)

Use Additional Code 28

These codes say to use an additional code from the note, and P96.81 is one of the codes named.

  • C07 Malignant neoplasm of parotid gland
    exposure to tobacco smoke in the perinatal period (P96.81)
  • C08 Malignant neoplasm of other and unspecified major salivary glands
    exposure to tobacco smoke in the perinatal period (P96.81)
  • C09 Malignant neoplasm of tonsil
    exposure to tobacco smoke in the perinatal period (P96.81)
  • C10 Malignant neoplasm of oropharynx
    exposure to tobacco smoke in the perinatal period (P96.81)
  • C11 Malignant neoplasm of nasopharynx
    exposure to tobacco smoke in the perinatal period (P96.81)
  • C12 Malignant neoplasm of pyriform sinus
    exposure to tobacco smoke in the perinatal period (P96.81)
  • C13 Malignant neoplasm of hypopharynx
    exposure to tobacco smoke in the perinatal period (P96.81)
  • C14 Malignant neoplasm of other and ill-defined sites in the lip, oral cavity and pharynx
    exposure to tobacco smoke in the perinatal period (P96.81)
  • C32 Malignant neoplasm of larynx
    exposure to tobacco smoke in the perinatal period (P96.81)
  • C33 Malignant neoplasm of trachea
    exposure to tobacco smoke in the perinatal period (P96.81)
  • C34 Malignant neoplasm of bronchus and lung
    exposure to tobacco smoke in the perinatal period (P96.81)
  • C39 Malignant neoplasm of other and ill-defined sites in the respiratory system and intrathoracic organs
    exposure to tobacco smoke in the perinatal period (P96.81)
  • D00.0 Carcinoma in situ of lip, oral cavity and pharynx
    exposure to tobacco smoke in the perinatal period (P96.81)
  • D02 Carcinoma in situ of middle ear and respiratory system
    exposure to tobacco smoke in the perinatal period (P96.81)
  • H65 Nonsuppurative otitis media
    exposure to tobacco smoke in the perinatal period (P96.81)

13 more Use Additional Code notes name this code. Browse all Use Additional Code notes.

Index to Diseases and InjuriesGuidance

Alphabetical index entries that point to this code.

Clinical ClassificationClinical

AHRQ’s CCSR groups this code into broader clinical categories.

CCSR PNL013
Other specified and unspecified perinatal conditions
Default principal diagnosis: inpatient Yes · outpatient Yes

Patient EducationClinical

Secondhand Smoke

Secondhand smoke is a mixture of the smoke that comes from the burning end of a cigarette, cigar, or pipe, and the smoke breathed out by the smoker. It contains more than 7,000 chemicals. Hundreds of those chemicals are toxic and about 70 can cause cancer.

Read the full article at MedlinePlus

Courtesy of MedlinePlus, a service of the U.S. National Library of Medicine.

Convert P96.81 to ICD-9-CMHistory

The closest ICD-9-CM equivalents under the General Equivalence Mappings.

ICD-9-CM
760.8 Maternal cond NEC aff NB
Approximate The match is approximate rather than exact.

Code HistoryHistory

FY 2016AddedAdded to the ICD-10-CM code setEffective October 1, 2015, the first year of ICD-10-CM.
FY 2017–2026No changes
FY 2027CurrentCurrent code set, no changesEffective October 1, 2026 through September 30, 2027.

Questions About P96.81Overview

Is P96.81 a billable code?

Yes. This is a billable ICD-10-CM code, specific enough to report exposure to (parental) (environmental) tobacco smoke in the perinatal period on HIPAA-covered claims from October 1, 2026 through September 30, 2027.

What MS-DRG does P96.81 group to?

When exposure to (parental) (environmental) tobacco smoke in the perinatal period is the principal diagnosis on an inpatient stay, it groups to MS-DRG 794 (neonate with Other Significant Problems), which carries a relative weight of 1.4934. Higher weights mean higher Medicare reimbursement.

What is the ICD-9 equivalent of P96.81?

Under the General Equivalence Mappings, exposure to (parental) (environmental) tobacco smoke in the perinatal period converts to ICD-9-CM 760.8 (maternal cond NEC aff NB). The mapping is approximate, so confirm the match fits the documentation.