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

ICD-10 L50.9

Billable / Specific

Urticaria, unspecified

L50
Block
0
Synonyms
63
LCDs
5
Payer Policies
2
Linked CPTs

About ICD-10-CM L50.9

ICD-10-CM code L50.9 represents Urticaria, unspecified. This is a billable/specific code in the Skin and Subcutaneous Tissue chapter (block L50). The 2026 edition of ICD-10-CM L50.9 became effective on October 1, 2025.

Medicare LCD Coverage for L50.9

Local Coverage Determinations (LCDs) from CMS MACs that list L50.9 as a covered diagnosis.

63 LCDs

Showing top 10 of 63 total . Click a CPT for full coverage scope.

CMS LCD: Billing and Coding: Allergy Testing
Article ID: 57181, Effective: 2025-10-01 00:00:00, 527 covered, 0 non-covered
CPT 95056 →
CMS LCD: Billing and Coding: Allergy Testing
Article ID: 57181, Effective: 2025-10-01 00:00:00, 527 covered, 0 non-covered
CPT 95004 →
CMS LCD: Billing and Coding: Allergy Testing
Article ID: 57181, Effective: 2025-10-01 00:00:00, 527 covered, 0 non-covered
CPT 95027 →
CMS LCD: Billing and Coding: Allergy Testing
Article ID: 57181, Effective: 2025-10-01 00:00:00, 527 covered, 0 non-covered
CPT 95076 →
CMS LCD: Billing and Coding: Allergy Testing
Article ID: 57181, Effective: 2025-10-01 00:00:00, 527 covered, 0 non-covered
CPT 95024 →
CMS LCD: Billing and Coding: Allergy Testing
Article ID: 57181, Effective: 2025-10-01 00:00:00, 527 covered, 0 non-covered
CPT 95070 →
CMS LCD: Billing and Coding: Allergy Testing
Article ID: 57181, Effective: 2025-10-01 00:00:00, 527 covered, 0 non-covered
CPT 95028 →
CMS LCD: Billing and Coding: Allergy Testing
Article ID: 57181, Effective: 2025-10-01 00:00:00, 527 covered, 0 non-covered
CPT 95017 →
CMS LCD: Billing and Coding: Allergy Testing
Article ID: 57181, Effective: 2025-10-01 00:00:00, 527 covered, 0 non-covered
CPT 86003 →
CMS LCD: Billing and Coding: Allergy Testing
Article ID: 57181, Effective: 2025-10-01 00:00:00, 527 covered, 0 non-covered
CPT 95018 →

Commercial Payer Coverage

Coverage policies from major commercial payers referencing L50.9.

5 policies

1 Aetna

Allergy and Hypersensitivity - Medical Clinical Policy Bulletins | Aetna
Policy ID: CPB-0038

4 Medicare

Billing and Coding: Omalizumab and biosimilar, OMLYCLO� (omalizumab-igec)
Policy ID: ART-52448
Billing and Coding: RAST Type Tests
Policy ID: ART-56844
Billing and Coding: Removal of Benign Skin Lesions
Policy ID: ART-57044
Billing and Coding: Allergy Testing
Policy ID: ART-57181

CPT Codes Commonly Billed with L50.9

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

2 linkages
  • Q5154 CMS LCD: Billing and Coding: Omalizumab and biosimilar, OMLYCLO� (omalizumab-igec) CMS LCD
  • J2357 CMS LCD: Billing and Coding: Omalizumab and biosimilar, OMLYCLO� (omalizumab-igec) CMS LCD

Convert L50.9 to ICD-9-CM

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

ICD-10ICD-9Mapping Flags
L50.9 7089 00000

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

Codes Adjacent To L50.9

Other codes in section L49-L54 (Urticaria and erythema).

L49 Exfoliation due to erythematous conditions according to extent of body surface involved (non-billable) L49.0 Exfoliation due to erythematous condition involving less than 10 percent of body surface L49.1 Exfoliation due to erythematous condition involving 10-19 percent of body surface L49.2 Exfoliation due to erythematous condition involving 20-29 percent of body surface L49.3 Exfoliation due to erythematous condition involving 30-39 percent of body surface L49.4 Exfoliation due to erythematous condition involving 40-49 percent of body surface L49.5 Exfoliation due to erythematous condition involving 50-59 percent of body surface L49.6 Exfoliation due to erythematous condition involving 60-69 percent of body surface L49.7 Exfoliation due to erythematous condition involving 70-79 percent of body surface L49.8 Exfoliation due to erythematous condition involving 80-89 percent of body surface L49.9 Exfoliation due to erythematous condition involving 90 or more percent of body surface L50 Urticaria (non-billable) L50.0 Allergic urticaria L50.1 Idiopathic urticaria L50.2 Urticaria due to cold and heat L50.3 Dermatographic urticaria L50.4 Vibratory urticaria L50.5 Cholinergic urticaria L50.6 Contact urticaria L50.8 Other urticaria

ICD-10 L50.9, Billing FAQ

Is ICD-10 code L50.9 billable? +

Yes, L50.9 is a billable ICD-10-CM code that can appear as a primary or secondary diagnosis on claims.

What CPT codes are commonly billed with L50.9? +

Procedures frequently paired with L50.9 include: Q5154, J2357.

What ICD-9 codes does L50.9 map to? +

Per CMS GEMs, L50.9 maps to ICD-9 codes: 7089. 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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