ICD-10 E05.20
Billable / SpecificThyrotoxicosis with toxic multinodular goiter without thyrotoxic crisis or storm
About ICD-10-CM E05.20
ICD-10-CM code E05.20 represents Thyrotoxicosis with toxic multinodular goiter without thyrotoxic crisis or storm. This is a billable/specific code in the Endocrine, Nutritional, and Metabolic chapter (block E05). The 2026 edition of ICD-10-CM E05.20 became effective on October 1, 2025.
Medicare LCD Coverage for E05.20
Local Coverage Determinations (LCDs) from CMS MACs that list E05.20 as a covered diagnosis.
Showing top 10 of 91 total . Click a CPT for full coverage scope.
Commercial Payer Coverage
Coverage policies from major commercial payers referencing E05.20.
5 Medicare
CPT Codes Commonly Billed with E05.20
Procedures frequently paired with this diagnosis based on PayerReady's Dx↔Px linkage data.
- 83735 CMS LCD: Billing and Coding: Magnesium CMS LCD
- 76536 CMS LCD: Billing and Coding: Ultrasound, Soft Tissues of Head and Neck CMS LCD
- 01782 CMS LCD: Billing and Coding: Monitored Anesthesia Care CMS LCD
- 01999 CMS LCD: Billing and Coding: Monitored Anesthesia Care CMS LCD
- 01829 CMS LCD: Billing and Coding: Monitored Anesthesia Care CMS LCD
- 00400 CMS LCD: Billing and Coding: Monitored Anesthesia Care CMS LCD
- 01922 CMS LCD: Billing and Coding: Monitored Anesthesia Care CMS LCD
- 00731 CMS LCD: Billing and Coding: Monitored Anesthesia Care CMS LCD
- 00635 CMS LCD: Billing and Coding: Monitored Anesthesia Care CMS LCD
- 00322 CMS LCD: Billing and Coding: Monitored Anesthesia Care CMS LCD
Convert E05.20 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 |
|---|---|---|
| E05.20 | 24220 | 10000 |
| E05.20 | 24230 | 10000 |
Flags format (5 digits): Approximate · No Map · Combination · Scenario · Choice List. Source: CMS 2017 GEMs (final version).
Codes Adjacent To E05.20
Other codes in section E00-E07 (Disorders of thyroid gland).
ICD-10 E05.20, Billing FAQ
Is ICD-10 code E05.20 billable? +
Yes, E05.20 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 E05.20? +
Procedures frequently paired with E05.20 include: 83735, 76536, 01782, 01999, 01829.
What ICD-9 codes does E05.20 map to? +
Per CMS GEMs, E05.20 maps to ICD-9 codes: 24220, 24230. 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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