T15-T19
Medium Complexity

Effects of foreign body entering through natural orifice

Primary Specialty: Emergency Medicine
Last Updated: 2025-09-10

ICD-10 Codes (114)

0 billable
110 category headers
T16
Foreign body in ear
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T16.1
Foreign body in right ear
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T16.2
Foreign body in left ear
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T16.9
Foreign body in ear, unspecified ear
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T17
Foreign body in respiratory tract
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T17.0
Foreign body in nasal sinus
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T17.1
Foreign body in nostril
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T17.2
Foreign body in pharynx
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T17.20
Unspecified foreign body in pharynx
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T17.200
Unspecified foreign body in pharynx causing asphyxiation
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T17.208
Unspecified foreign body in pharynx causing other injury
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T17.21
Gastric contents in pharynx
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T17.210
Gastric contents in pharynx causing asphyxiation
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T17.218
Gastric contents in pharynx causing other injury
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T17.22
Food in pharynx
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T17.220
Food in pharynx causing asphyxiation
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T17.228
Food in pharynx causing other injury
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T17.29
Other foreign object in pharynx
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T17.290
Other foreign object in pharynx causing asphyxiation
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T17.298
Other foreign object in pharynx causing other injury
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T17.3
Foreign body in larynx
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T17.30
Unspecified foreign body in larynx
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T17.300
Unspecified foreign body in larynx causing asphyxiation
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T17.308
Unspecified foreign body in larynx causing other injury
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T17.31
Gastric contents in larynx
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T17.310
Gastric contents in larynx causing asphyxiation
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T17.318
Gastric contents in larynx causing other injury
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T17.32
Food in larynx
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T17.320
Food in larynx causing asphyxiation
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T17.328
Food in larynx causing other injury
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T17.39
Other foreign object in larynx
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T17.390
Other foreign object in larynx causing asphyxiation
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T17.398
Other foreign object in larynx causing other injury
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T17.4
Foreign body in trachea
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T17.40
Unspecified foreign body in trachea
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T17.400
Unspecified foreign body in trachea causing asphyxiation
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T17.408
Unspecified foreign body in trachea causing other injury
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T17.41
Gastric contents in trachea
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T17.410
Gastric contents in trachea causing asphyxiation
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T17.418
Gastric contents in trachea causing other injury
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T17.42
Food in trachea
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T17.420
Food in trachea causing asphyxiation
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T17.428
Food in trachea causing other injury
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T17.49
Other foreign object in trachea
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T17.490
Other foreign object in trachea causing asphyxiation
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T17.498
Other foreign object in trachea causing other injury
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T17.5
Foreign body in bronchus
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T17.50
Unspecified foreign body in bronchus
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T17.500
Unspecified foreign body in bronchus causing asphyxiation
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T17.508
Unspecified foreign body in bronchus causing other injury
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T17.51
Gastric contents in bronchus
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T17.510
Gastric contents in bronchus causing asphyxiation
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T17.518
Gastric contents in bronchus causing other injury
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T17.52
Food in bronchus
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T17.520
Food in bronchus causing asphyxiation
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T17.528
Food in bronchus causing other injury
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T17.59
Other foreign object in bronchus
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T17.590
Other foreign object in bronchus causing asphyxiation
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T17.598
Other foreign object in bronchus causing other injury
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T17.8
Foreign body in other parts of respiratory tract
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T17.80
Unspecified foreign body in other parts of respiratory tract
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T17.800
Unspecified foreign body in other parts of respiratory tract causing asphyxiation
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T17.808
Unspecified foreign body in other parts of respiratory tract causing other injury
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T17.81
Gastric contents in other parts of respiratory tract
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T17.810
Gastric contents in other parts of respiratory tract causing asphyxiation
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T17.818
Gastric contents in other parts of respiratory tract causing other injury
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T17.82
Food in other parts of respiratory tract
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T17.820
Food in other parts of respiratory tract causing asphyxiation
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T17.828
Food in other parts of respiratory tract causing other injury
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T17.89
Other foreign object in other parts of respiratory tract
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T17.890
Other foreign object in other parts of respiratory tract causing asphyxiation
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T17.898
Other foreign object in other parts of respiratory tract causing other injury
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T17.9
Foreign body in respiratory tract, part unspecified
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T17.90
Unspecified foreign body in respiratory tract, part unspecified
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T17.900
Unspecified foreign body in respiratory tract, part unspecified causing asphyxiation
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T17.908
Unspecified foreign body in respiratory tract, part unspecified causing other injury
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T17.91
Gastric contents in respiratory tract, part unspecified
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T17.910
Gastric contents in respiratory tract, part unspecified causing asphyxiation
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T17.918
Gastric contents in respiratory tract, part unspecified causing other injury
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T17.92
Food in respiratory tract, part unspecified
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T17.920
Food in respiratory tract, part unspecified causing asphyxiation
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T17.928
Food in respiratory tract, part unspecified causing other injury
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T17.99
Other foreign object in respiratory tract, part unspecified
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T17.990
Other foreign object in respiratory tract, part unspecified in causing asphyxiation
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T17.998
Other foreign object in respiratory tract, part unspecified causing other injury
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T18
Foreign body in alimentary tract
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T18.0
Foreign body in mouth
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T18.1
Foreign body in esophagus
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T18.10
Unspecified foreign body in esophagus
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T18.100
Unspecified foreign body in esophagus causing compression of trachea
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T18.108
Unspecified foreign body in esophagus causing other injury
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T18.11
Gastric contents in esophagus
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T18.110
Gastric contents in esophagus causing compression of trachea
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T18.118
Gastric contents in esophagus causing other injury
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T18.12
Food in esophagus
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T18.120
Food in esophagus causing compression of trachea
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T18.128
Food in esophagus causing other injury
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T18.19
Other foreign object in esophagus
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T18.190
Other foreign object in esophagus causing compression of trachea
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T18.198
Other foreign object in esophagus causing other injury
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T18.2
Foreign body in stomach
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T18.3
Foreign body in small intestine
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T18.4
Foreign body in colon
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T18.5
Foreign body in anus and rectum
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T18.8
Foreign body in other parts of alimentary tract
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T18.9
Foreign body of alimentary tract, part unspecified
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T19
Foreign body in genitourinary tract
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T19.0
Foreign body in urethra
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T19.1
Foreign body in bladder
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T19.2
Foreign body in vulva and vagina
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T19.3
Foreign body in uterus
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T19.4
Foreign body in penis
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T19.8
Foreign body in other parts of genitourinary tract
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T19.9
Foreign body in genitourinary tract, part unspecified
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Updates & Changes

FY 2026 Updates

Current Year

New Codes (2)

T40.411A
Poisoning by fentanyl, accidental (unintentional), initial encounter
T40.491A
Poisoning by other synthetic narcotics, accidental (unintentional), initial encounter

Revised Codes (1)

T40.2X1A
Poisoning by other opioids, accidental (unintentional) - updated to include synthetic opioid specifications

Deleted Codes

No codes deleted in this range for FY 2026

Historical Changes

  • •FY 2025: Routine maintenance updates with minor terminology clarifications
  • •FY 2024: Enhanced specificity requirements for certain code ranges
  • •FY 2023: Updated documentation guidelines for improved clarity

Upcoming Changes

  • •Proposed updates pending review by Coordination and Maintenance Committee
  • •Under consideration: Enhanced digital health integration codes

Implementation Guidance

  • •Review all FY 2026 updates for T15-T19 codes before implementation
  • •Always verify the most current codes in the ICD-10-CM manual
  • •Ensure clinical documentation supports the selected diagnosis codes
  • +3 more guidance items...

Range Overview

high priority

The ICD-10 code range T15-T19, 'Effects of foreign body entering through natural orifice,' encompasses codes that document the impact of foreign objects entering the body through natural openings such as the mouth, nose, ear, or other orifices. These codes are used to record a variety of clinical scenarios, from accidental ingestion or inhalation of foreign objects to complications arising from these incidents.

Key Usage Points:

  • •Always code for the most specific location of the foreign body.
  • •Use additional codes to identify any associated infection.
  • •If the foreign body is causing a blockage, use a code from T18.
  • •For foreign bodies lodged in the ear, use codes from T16.
  • •For complications arising from foreign bodies, use codes from T81-T88.

Coding Guidelines

When to Use:

  • ✓When a foreign body is accidentally swallowed.
  • ✓When a foreign body is lodged in the respiratory tract.
  • ✓When a foreign body is lodged in the ear.
  • ✓When a foreign body causes a blockage in the digestive tract.
  • ✓When a foreign body causes a complication post-surgery.

When NOT to Use:

  • ✗When a foreign body is surgically inserted.
  • ✗When the foreign body is an intended part of a medical treatment.
  • ✗When the foreign body is removed without complications.
  • ✗When the foreign body is no longer present.

Code Exclusions

Always verify exclusions with the latest ICD-10-CM official guidelines.

Documentation Requirements

Documentation for codes in the T15-T19 range should be detailed and precise, providing clear information about the nature, location, and impact of the foreign body.

Clinical Information:

  • •Specific location of the foreign body
  • •Type of foreign body
  • •Cause of the foreign body entering the orifice
  • •Any associated complications or infections
  • •Treatment provided or planned

Supporting Evidence:

  • •Medical history
  • •Physical examination findings
  • •Imaging studies
  • •Operative reports
Good Documentation Example:

Patient accidentally swallowed a coin. X-ray confirms presence in stomach. No signs of obstruction or infection.

Poor Documentation Example:

Patient swallowed foreign object.

Common Documentation Errors:

  • âš Not specifying the type of foreign body
  • âš Not documenting the exact location of the foreign body
  • âš Not recording any associated complications
  • âš Not indicating the cause of the foreign body entering the orifice

Range Statistics

5
Total Codes
0
Billable
Complexity:
Medium
Primary Use:Clinical Documentation
Chapter:

Coding Complexity

Medium
Complexity Rating

Coding for foreign bodies can be complex due to the need for precise location identification, understanding the type of foreign body, and identifying any associated complications. Additionally, understanding the cause and determining if the foreign body is still present adds to the complexity.

Key Factors:
  • â–¸Identifying the exact location of the foreign body
  • â–¸Determining the type of foreign body
  • â–¸Identifying any associated complications
  • â–¸Understanding the cause of the foreign body entering the orifice
  • â–¸Determining if the foreign body is still present

Specialty Focus

These codes are most commonly used in emergency medicine, gastroenterology, otolaryngology, and pediatrics.

Primary Specialties:
Emergency Medicine
40%
Gastroenterology
30%
Otolaryngology
20%
Pediatrics
10%
Clinical Scenarios:
  • • Child with a bead lodged in the nose
  • • Adult who accidentally swallowed a fish bone
  • • Teenager with a foreign body in the ear canal
  • • Elderly patient with a foreign body in the esophagus
  • • Patient with a foreign body causing obstruction in the small intestine

Resources & References

Resources for these codes include the ICD-10-CM official guidelines, clinical reference materials, and educational resources on coding for foreign bodies.

Official Guidelines:

  • ICD-10-CM Official Guidelines for Coding and Reporting
  • American Health Information Management Association (AHIMA) guidelines
  • American Academy of Professional Coders (AAPC) guidelines

Clinical References:

  • Clinical coding reference books
  • Medical dictionaries
  • Anatomy and physiology textbooks

Educational Materials:

  • ICD-10 coding courses
  • Webinars on coding for foreign bodies
  • Coding practice exercises

Frequently Asked Questions

How do I code for a foreign body if it's not causing any complications?

If the foreign body is not causing any complications, you would code for the presence of the foreign body in the specific location. No additional codes for complications are needed.