ICD-10 A15.7
Billable / Specific CCPrimary respiratory tuberculosis
About ICD-10-CM A15.7
ICD-10-CM code A15.7 represents Primary respiratory tuberculosis. This is a billable/specific code in the Infectious and Parasitic Diseases chapter (block A15). The 2026 edition of ICD-10-CM A15.7 became effective on October 1, 2025.
Coding Tips for A15.7
Specialist guidance from the PayerReady Medical Coding Team. Specificity warnings, HCC capture rules, sequencing notes.
A15.7 is designated CC for MS-DRG grouping. On inpatient claims, this code can shift the DRG to the with-CC variant when documented as a present-on-admission secondary diagnosis. Hospital CDI programs flag CC opportunities during chart review. Failure to capture this code may leave 30 to 80 percent of the inpatient stay revenue unrealized.
Inpatient DRG Impact, CC
codes Primary respiratory tuberculosis. As a Complication/Comorbidity (CC), this contributes to DRG severity adjustment when documented alongside the principal diagnosis.
Medicare LCD Coverage for A15.7
Local Coverage Determinations (LCDs) from CMS MACs that list A15.7 as a covered diagnosis.
Showing top 10 of 92 total . Click a CPT for full coverage scope.
Commercial Payer Coverage
Coverage policies from major commercial payers referencing A15.7.
1 Cigna
5 Medicare
CPT Codes Commonly Billed with A15.7
Procedures frequently paired with this diagnosis based on PayerReady's Dx↔Px linkage data.
- 82306 CMS LCD: Billing and Coding: Vitamin D; 25 hydroxy, includes fraction(s), if performed CMS LCD
- 94726 CMS LCD: Billing and Coding: Respiratory Therapy (Respiratory Care) CMS LCD
- 94004 CMS LCD: Billing and Coding: Respiratory Therapy (Respiratory Care) CMS LCD
- 94621 CMS LCD: Billing and Coding: Respiratory Therapy (Respiratory Care) CMS LCD
- 94011 CMS LCD: Billing and Coding: Respiratory Therapy (Respiratory Care) CMS LCD
- 94003 CMS LCD: Billing and Coding: Respiratory Therapy (Respiratory Care) CMS LCD
- 94668 CMS LCD: Billing and Coding: Respiratory Therapy (Respiratory Care) CMS LCD
- 94070 CMS LCD: Billing and Coding: Respiratory Therapy (Respiratory Care) CMS LCD
- 94664 CMS LCD: Billing and Coding: Respiratory Therapy (Respiratory Care) CMS LCD
- 94012 CMS LCD: Billing and Coding: Respiratory Therapy (Respiratory Care) CMS LCD
Convert A15.7 to ICD-9-CM
Per CMS General Equivalence Mappings (GEMs), useful for legacy data review and historical claim analysis.
| ICD-10 | ICD-9 | Mapping Flags |
|---|---|---|
| A15.7 | 01090 | 10000 |
Flags format (5 digits): Approximate · No Map · Combination · Scenario · Choice List. Source: CMS 2017 GEMs (final version).
Codes Adjacent To A15.7
Other codes in section A15-A19 (Tuberculosis).
ICD-10 A15.7, Billing FAQ
Is ICD-10 code A15.7 billable? +
Yes, A15.7 is a billable ICD-10-CM code that can appear as a primary or secondary diagnosis on claims.
Is A15.7 a CC or MCC for inpatient DRG? +
Yes, this code is designated as CC. Documenting as a secondary diagnosis on inpatient claims can shift the DRG to a higher-weighted category.
What CPT codes are commonly billed with A15.7? +
Procedures frequently paired with A15.7 include: 82306, 94726, 94004, 94621, 94011.
What ICD-9 codes does A15.7 map to? +
Per CMS GEMs, A15.7 maps to ICD-9 codes: 01090. Useful for legacy data review and historical claim analysis.
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Reviewed by the PayerReady Medical Coding Team
Verified against the CMS 2026 code set on May 31, 2026.
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