ICD-10-CM 2026 · Effective October 1, 2025

ICD-10 N44.03

Billable / Specific CC

Torsion of appendix testis

N44
Block
0
Synonyms
62
LCDs
5
Payer Policies
7
Linked CPTs

About ICD-10-CM N44.03

ICD-10-CM code N44.03 represents Torsion of appendix testis. This is a billable/specific code in the Genitourinary System chapter (block N44). The 2026 edition of ICD-10-CM N44.03 became effective on October 1, 2025.

Coding Tips for N44.03

Specialist guidance from the PayerReady Medical Coding Team. Specificity warnings, HCC capture rules, sequencing notes.

Inpatient DRG impact: CC

N44.03 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 Torsion of appendix testis. As a Complication/Comorbidity (CC), this contributes to DRG severity adjustment when documented alongside the principal diagnosis.

Medicare LCD Coverage for N44.03

Local Coverage Determinations (LCDs) from CMS MACs that list N44.03 as a covered diagnosis.

62 LCDs

Showing top 10 of 62 total . Click a CPT for full coverage scope.

CMS LCD: Billing and Coding: Non-Invasive Vascular Studies
Article ID: 56758, Effective: 2025-10-01 00:00:00, 2110 covered, 0 non-covered
CPT 93924 →
CMS LCD: Billing and Coding: Non-Invasive Vascular Studies
Article ID: 56758, Effective: 2025-10-01 00:00:00, 2110 covered, 0 non-covered
CPT 93925 →
CMS LCD: Billing and Coding: Non-Invasive Vascular Studies
Article ID: 56758, Effective: 2025-10-01 00:00:00, 2110 covered, 0 non-covered
CPT 93978 →
CMS LCD: Billing and Coding: Non-Invasive Vascular Studies
Article ID: 56758, Effective: 2025-10-01 00:00:00, 2110 covered, 0 non-covered
CPT 93893 →
CMS LCD: Billing and Coding: Non-Invasive Vascular Studies
Article ID: 56758, Effective: 2025-10-01 00:00:00, 2110 covered, 0 non-covered
CPT 93986 →
CMS LCD: Billing and Coding: Non-Invasive Vascular Studies
Article ID: 56758, Effective: 2025-10-01 00:00:00, 2110 covered, 0 non-covered
CPT 93985 →
CMS LCD: Billing and Coding: Non-Invasive Vascular Studies
Article ID: 56758, Effective: 2025-10-01 00:00:00, 2110 covered, 0 non-covered
CPT 93922 →
CMS LCD: Billing and Coding: Non-Invasive Vascular Studies
Article ID: 56758, Effective: 2025-10-01 00:00:00, 2110 covered, 0 non-covered
CPT 93990 →
CMS LCD: Billing and Coding: Non-Invasive Vascular Studies
Article ID: 56758, Effective: 2025-10-01 00:00:00, 2110 covered, 0 non-covered
CPT 93896 →
CMS LCD: Billing and Coding: Non-Invasive Vascular Studies
Article ID: 56758, Effective: 2025-10-01 00:00:00, 2110 covered, 0 non-covered
CPT 93923 →

Commercial Payer Coverage

Coverage policies from major commercial payers referencing N44.03.

5 policies

1 Cigna

Scrotal Ultrasound - (0548)
Policy ID: MM_0548

4 Medicare

Billing and Coding: Non-Invasive Vascular Studies
Policy ID: ART-56697
Billing and Coding: Non-Invasive Vascular Studies
Policy ID: ART-56758
Billing and Coding: Non-Invasive Abdominal / Visceral Vascular Studies
Policy ID: ART-57591
Billing and Coding: Treatment of Males with Low Testosterone
Policy ID: ART-58828

CPT Codes Commonly Billed with N44.03

Procedures frequently paired with this diagnosis based on PayerReady's Dx↔Px linkage data.

7 linkages
  • J3145 CMS LCD: Billing and Coding: Treatment of Males with Low Testosterone CMS LCD
  • 84403 CMS LCD: Billing and Coding: Treatment of Males with Low Testosterone CMS LCD
  • 84410 CMS LCD: Billing and Coding: Treatment of Males with Low Testosterone CMS LCD
  • J1072 CMS LCD: Billing and Coding: Treatment of Males with Low Testosterone CMS LCD
  • 11980 CMS LCD: Billing and Coding: Treatment of Males with Low Testosterone CMS LCD
  • J1071 CMS LCD: Billing and Coding: Treatment of Males with Low Testosterone CMS LCD
  • J3121 CMS LCD: Billing and Coding: Treatment of Males with Low Testosterone CMS LCD

Convert N44.03 to ICD-9-CM

Per CMS General Equivalence Mappings (GEMs), useful for legacy data review and historical claim analysis.

ICD-10ICD-9Mapping Flags
N44.03 60823 00000

Flags format (5 digits): Approximate · No Map · Combination · Scenario · Choice List. Source: CMS 2017 GEMs (final version).

ICD-10 N44.03, Billing FAQ

Is ICD-10 code N44.03 billable? +

Yes, N44.03 is a billable ICD-10-CM code that can appear as a primary or secondary diagnosis on claims.

Is N44.03 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 N44.03? +

Procedures frequently paired with N44.03 include: J3145, 84403, 84410, J1072, 11980.

What ICD-9 codes does N44.03 map to? +

Per CMS GEMs, N44.03 maps to ICD-9 codes: 60823. 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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