S20.12 is the authoritative medical code for Blister nonthermal of breast. This classification is used in medical billing and clinical recording to specify the clinical criteria for blister nonthermal of breast (ICD-10-CM S20.12), ensuring healthcare documentation aligns with 2026 federal coding standards.
Billing Status: NO. This is a clinician non-billable / parent hierarchy grouping in the ICD-10-CM system.
Official Registry Overview & Definition
Blister nonthermal of breast is a non-billable ICD-10-CM category code S20.12. A more specific billable subcode must be selected for claims submission. Includes: injuries of breast; injuries of chest wall; injuries of interscapular area. Excludes2 (not included here): burns and corrosions T20-T32; effects of foreign body in bronchus T17.5; effects of foreign body in esophagus T18.1; effects of foreign body in lung T17.8; effects of foreign body in trachea T17.4; frostbite T33-T34; injuries of axilla; injuries of clavicle; injuries of scapular region; injuries of shoulder; insect bite or sting, venomous T63.4. 7th character: The appropriate 7th character is to be added to each code from category S20.
Official Tabular Instructional Notes
Sequencing, inclusion, and exclusion notes published for S20.12 in the official ICD-10-CM tabular list.
Includes
Conditions the official ICD-10-CM tabular list includes under this code.
- injuries of breast
- injuries of chest wall
- injuries of interscapular area
Excludes2 — Not Included Here
Conditions not covered by this code, but which may be reported alongside it when both are present.
- burns and corrosions T20-T32
- effects of foreign body in bronchus T17.5
- effects of foreign body in esophagus T18.1
- effects of foreign body in lung T17.8
- effects of foreign body in trachea T17.4
- frostbite T33-T34
- injuries of axilla
- injuries of clavicle
- injuries of scapular region
- injuries of shoulder
- insect bite or sting, venomous T63.4
Frequently Asked Questions (FAQ) & Clinical Guidance
Can S20.12 be billed directly?
No. S20.12 (Blister nonthermal of breast) is a non-billable ICD-10-CM category code. A more specific billable subcode must be selected based on clinical documentation.
Does S20.12 require a 7th character?
Yes. The appropriate 7th character is to be added to each code from category S20.
Can S20.12 be reported alongside related conditions?
Per official ICD-10-CM Excludes2 instructions, S20.12 and the following are not considered part of each other and may both be reported when both conditions are present: burns and corrosions (T20-T32); effects of foreign body in bronchus (T17.5); effects of foreign body in esophagus (T18.1); effects of foreign body in lung (T17.8).
Nearest Codes in This Family
Official ICD-10-CM classifications closest to S20.12 in its code family, with their registry titles.
- S20 — Superficial injury of thorax
- S20-S29 — Injuries to the thorax (S20-S29)
- S20.0 — Contusion of breast
- S20.00 — Contusion of breast, unspecified breast
- S20.00XA — Contusion of breast, unspecified breast, initial encounter
- S20.00XD — Contusion of breast, unspecified breast, subsequent encounter
- S20.00XS — Contusion of breast, unspecified breast, sequela
- S20.01 — Contusion of right breast
- S20.01XA — Contusion of right breast, initial encounter
- S20.01XD — Contusion of right breast, subsequent encounter
View all 40 codes in the S20 family