ICD-10 E00.0
Billable / SpecificCongenital iodine-deficiency syndrome, neurological type
About ICD-10-CM E00.0
ICD-10-CM code E00.0 represents Congenital iodine-deficiency syndrome, neurological type. This is a billable/specific code in the Endocrine, Nutritional, and Metabolic chapter (block E00). The 2026 edition of ICD-10-CM E00.0 became effective on October 1, 2025.
Inclusion Terms / Approximate Synonyms
Clinical terms and conditions classified under E00.0. Per CMS ICD-10-CM Tabular 2026.
- Endemic cretinism, neurological type
Medicare LCD Coverage for E00.0
Local Coverage Determinations (LCDs) from CMS MACs that list E00.0 as a covered diagnosis.
Showing top 10 of 53 total . Click a CPT for full coverage scope.
Commercial Payer Coverage
Coverage policies from major commercial payers referencing E00.0.
1 Cigna
2 Medicare
CPT Codes Commonly Billed with E00.0
Procedures frequently paired with this diagnosis based on PayerReady's Dx↔Px linkage data.
- 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
- 00921 CMS LCD: Billing and Coding: Monitored Anesthesia Care CMS LCD
- 01991 CMS LCD: Billing and Coding: Monitored Anesthesia Care CMS LCD
Convert E00.0 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 |
|---|---|---|
| E00.0 | 243 | 10000 |
Flags format (5 digits): Approximate · No Map · Combination · Scenario · Choice List. Source: CMS 2017 GEMs (final version).
Codes Adjacent To E00.0
Other codes in section E00-E07 (Disorders of thyroid gland).
ICD-10 E00.0, Billing FAQ
Is ICD-10 code E00.0 billable? +
Yes, E00.0 is a billable ICD-10-CM code that can appear as a primary or secondary diagnosis on claims.
What other names or terms map to E00.0? +
ICD-10 E00.0 includes: Endemic cretinism, neurological type.
What CPT codes are commonly billed with E00.0? +
Procedures frequently paired with E00.0 include: 01782, 01999, 01829, 00400, 01922.
What ICD-9 codes does E00.0 map to? +
Per CMS GEMs, E00.0 maps to ICD-9 codes: 243. 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 July 16, 2026.
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