S11.019A: Unspecified open wound of larynx, initial encounter
S11.019A, unspecified open wound of larynx, initial encounter, is listed as a covered diagnosis in 3 Medicare billing and coding articles that apply to 35 HCPCS Level II codes, including J1575 (Injection, immune globulin/hyaluronidase, (hyqvia), 100 mg…), J1569 (Injection, immune globulin, (gammagard liquid/gammagard…), J1561 (Injection, immune globulin, (gamunex-c/gammaked)…). The articles come from 2 Medicare contractors. A listed diagnosis supports medical necessity only; coverage still depends on the LCD's criteria and on documentation in the medical record.
HCPCS Level II codes with S11.019A as a covered diagnosis
| Code | Description | Medicare coverage | DMEPOS fee 2026 (state range) | Articles listing it |
|---|---|---|---|---|
| J1575 | Injection, immune globulin/hyaluronidase, (hyqvia), 100 mg immuneglobulin | Carrier judgment | — | 1 |
| J1569 | Injection, immune globulin, (gammagard liquid/gammagard liquid erc), 500 mg | Special coverage instructions apply | — | 1 |
| J1561 | Injection, immune globulin, (gamunex-c/gammaked), non-lyophilized (e.g., liquid), 500 mg | Special coverage instructions apply | — | 1 |
| J1459 | Injection, immune globulin (privigen), intravenous, non-lyophilized (e.g., liquid), 500 mg | Carrier judgment | — | 1 |
| J1557 | Injection, immune globulin, (gammaplex), intravenous, non-lyophilized (e.g., liquid), 500 mg | Carrier judgment | — | 1 |
| J1556 | Injection, immune globulin (bivigam), 500 mg | Carrier judgment | — | 1 |
| J1568 | Injection, immune globulin, (octagam), intravenous, non-lyophilized (e.g., liquid), 500 mg | Carrier judgment | — | 1 |
| J1566 | Injection, immune globulin, intravenous, lyophilized (e.g., powder), not otherwise specified, 500 mg | Special coverage instructions apply | — | 1 |
| J1554 | Injection, immune globulin (asceniv), 500 mg | Carrier judgment | — | 1 |
| J1599 | Injection, immune globulin, intravenous, non-lyophilized (e.g., liquid), not otherwise specified, 500 mg | Carrier judgment | — | 1 |
| J1572 | Injection, immune globulin, (flebogamma/flebogamma dif), intravenous, non-lyophilized (e.g., liquid), 500 mg | Special coverage instructions apply | — | 1 |
| J1460 | Injection, gamma globulin, intramuscular, 1 cc | Special coverage instructions apply | — | 1 |
| J1670 | Injection, tetanus immune globulin, human, up to 250 units | Special coverage instructions apply | — | 1 |
| J0840 | Injection, crotalidae polyvalent immune fab (ovine), up to 1 gram | Carrier judgment | — | 1 |
| J0850 | Injection, cytomegalovirus immune globulin intravenous (human), per vial | Special coverage instructions apply | — | 1 |
| J1552 | Injection, immune globulin (alyglo), 500 mg | Carrier judgment | — | 1 |
| J1560 | Injection, gamma globulin, intramuscular, over 10 cc | Special coverage instructions apply | — | 1 |
| J1571 | Injection, hepatitis b immune globulin (hepagam b), intramuscular, 0.5 ml | Special coverage instructions apply | — | 1 |
| J1573 | Injection, hepatitis b immune globulin (hepagam b), intravenous, 0.5 ml | Carrier judgment | — | 1 |
| J1577 | Injection, immune globulin (qivigy), 100 mg | Carrier judgment | — | 1 |
| G0008 | Administration of influenza virus vaccine | Carrier judgment | — | 1 |
| G0009 | Administration of pneumococcal vaccine | Carrier judgment | — | 1 |
| G0010 | Administration of hepatitis b vaccine | Carrier judgment | — | 1 |
| Q2038 | Influenza virus vaccine, split virus, when administered to individuals 3 years of age and older, for intramuscular use (fluzone) | Special coverage instructions apply | — | 1 |
| Q2035 | Influenza virus vaccine, split virus, when administered to individuals 3 years of age and older, for intramuscular use (afluria) | Special coverage instructions apply | — | 1 |
10 more codes are listed. See every code with payment by region in Caduvo.
Medicare policy articles listing S11.019A
- A57554: Billing and Coding: Immune Globulins (WPS Insurance Corporation (MAC - Part A, MAC - Part B); 20 Level II codes). LCD with the same title: L34771
- A54767: Billing and Coding: Medicare Preventive Coverage for Certain Vaccines (Palmetto GBA (MAC - Part A, MAC - Part B); 9 Level II codes)
- A53058: Billing and Coding: Home Health Physical Therapy (Palmetto GBA (HHH MAC); 6 Level II codes). LCD with the same title: L34564
A diagnosis listed as covered in a billing and coding article supports medical necessity for the article's codes; it does not guarantee payment. Coverage depends on the LCD's criteria, the contractor's jurisdiction and documentation in the medical record.
Other S11 diagnoses (Open wound of neck)
- S11.011A — Laceration without foreign body of larynx, initial encounter
- S11.012A — Laceration with foreign body of larynx, initial encounter
- S11.013A — Puncture wound without foreign body of larynx, initial encounter
- S11.014A — Puncture wound with foreign body of larynx, initial encounter
- S11.015A — Open bite of larynx, initial encounter
- S11.021A — Laceration without foreign body of trachea, initial encounter
- S11.022A — Laceration with foreign body of trachea, initial encounter
- S11.023A — Puncture wound without foreign body of trachea, initial encounter
- S11.024A — Puncture wound with foreign body of trachea, initial encounter
- S11.025A — Open bite of trachea, initial encounter
- S11.029A — Unspecified open wound of trachea, initial encounter
- S11.031A — Laceration without foreign body of vocal cord, initial encounter
- S11.032A — Laceration with foreign body of vocal cord, initial encounter
- S11.033A — Puncture wound without foreign body of vocal cord, initial encounter
- S11.034A — Puncture wound with foreign body of vocal cord, initial encounter
- S11.035A — Open bite of vocal cord, initial encounter
- S11.039A — Unspecified open wound of vocal cord, initial encounter
- S11.10XA — Unspecified open wound of thyroid gland, initial encounter
- S11.11XA — Laceration without foreign body of thyroid gland, initial encounter
- S11.12XA — Laceration with foreign body of thyroid gland, initial encounter
- S11.13XA — Puncture wound without foreign body of thyroid gland, initial…
- S11.14XA — Puncture wound with foreign body of thyroid gland, initial encounter
- S11.15XA — Open bite of thyroid gland, initial encounter
- S11.20XA — Unspecified open wound of pharynx and cervical esophagus, initial…
- S11.21XA — Laceration without foreign body of pharynx and cervical esophagus…
- S11.22XA — Laceration with foreign body of pharynx and cervical esophagus…
- S11.23XA — Puncture wound without foreign body of pharynx and cervical…
- S11.24XA — Puncture wound with foreign body of pharynx and cervical esophagus…
- S11.25XA — Open bite of pharynx and cervical esophagus, initial encounter
- S11.80XA — Unspecified open wound of other specified part of neck, initial…
Frequently asked questions
Does Medicare cover S11.019A (Unspecified open wound of larynx, initial encounter)?
Medicare covers items and services, not diagnoses. 3 Medicare billing and coding articles list S11.019A as a covered diagnosis for 35 HCPCS Level II codes: the diagnosis can support medical necessity for those codes, but payment still depends on the LCD's coverage criteria and the medical record.
Which HCPCS codes can be billed with ICD-10 S11.019A?
The Level II codes from the policies most specific to this diagnosis are J1575 (Injection, immune globulin/hyaluronidase, (hyqvia), 100 mg…, 1 article); J1569 (Injection, immune globulin, (gammagard liquid/gammagard…, 1 article); J1561 (Injection, immune globulin, (gamunex-c/gammaked)…, 1 article); J1459 (Injection, immune globulin (privigen), intravenous…, 1 article); J1557 (Injection, immune globulin, (gammaplex), intravenous…, 1 article). Code choice depends on the item supplied; check each code's descriptor.
Which Medicare policy articles list S11.019A?
A57554 (Billing and Coding: Immune Globulins); A54767 (Billing and Coding: Medicare Preventive Coverage for Certain Vaccines); A53058 (Billing and Coding: Home Health Physical Therapy).
What is ICD-10-CM code S11.019A?
S11.019A is the ICD-10-CM code for unspecified open wound of larynx, initial encounter, in category S11 (Open wound of neck), chapter 19: Injury, poisoning and other consequences of external causes.
Next steps
- Run a reimbursement report for a device billed under J1575
- Watch J1575 for fee, coverage and descriptor changes
- Build a full Medicare revenue model for J1575
Compiled by Caduvo from public CMS (Medicare) records, ICD-10-CM FY2026, HCPCS release October 2026, 2026 fee schedule (non-rural state fees). Not reviewed or endorsed by CMS. Not billing or legal advice. Report an error. Data and corrections policy.
Chapter 19: Injury, poisoning and other consequences of external causes · All diagnoses · HCPCS lookup