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

ICD-10 R41.83

Billable / Specific

Borderline intellectual functioning

R41
Block
1
Synonyms
39
LCDs
2
Payer Policies
0
Linked CPTs

About ICD-10-CM R41.83

ICD-10-CM code R41.83 represents Borderline intellectual functioning. This is a billable/specific code in the Symptoms, Signs, and Abnormal Findings chapter (block R41). The 2026 edition of ICD-10-CM R41.83 became effective on October 1, 2025.

Inclusion Terms / Approximate Synonyms

Clinical terms and conditions classified under R41.83. Per CMS ICD-10-CM Tabular 2026.

  • IQ level 71 to 84

Type 1 Excludes

Pure excludes, these codes can never be coded together with R41.83. The conditions are mutually exclusive (e.g., congenital vs acquired forms).

  • intellectual disabilities (F70-F79)

Medicare LCD Coverage for R41.83

Local Coverage Determinations (LCDs) from CMS MACs that list R41.83 as a covered diagnosis.

39 LCDs

Showing top 10 of 39 total . Click a CPT for full coverage scope.

CMS LCD: Billing and Coding: Magnesium
Article ID: 59186, Effective: 2025-10-01 00:00:00, 4358 covered, 0 non-covered
CPT 83735 →
CMS LCD: Billing and Coding: Psychiatric Codes
Article ID: 57130, Effective: 2025-10-01 00:00:00, 1673 covered, 1 non-covered
CPT 90899 →
CMS LCD: Billing and Coding: Psychiatric Codes
Article ID: 57130, Effective: 2025-10-01 00:00:00, 1673 covered, 1 non-covered
CPT 96112 →
CMS LCD: Billing and Coding: Psychiatric Codes
Article ID: 57130, Effective: 2025-10-01 00:00:00, 1673 covered, 1 non-covered
CPT 96131 →
CMS LCD: Billing and Coding: Psychiatric Codes
Article ID: 57130, Effective: 2025-10-01 00:00:00, 1673 covered, 1 non-covered
CPT 96146 →
CMS LCD: Billing and Coding: Psychiatric Codes
Article ID: 57130, Effective: 2025-10-01 00:00:00, 1673 covered, 1 non-covered
CPT 96136 →
CMS LCD: Billing and Coding: Psychiatric Codes
Article ID: 57130, Effective: 2025-10-01 00:00:00, 1673 covered, 1 non-covered
CPT 90839 →
CMS LCD: Billing and Coding: Psychiatric Codes
Article ID: 57130, Effective: 2025-10-01 00:00:00, 1673 covered, 1 non-covered
CPT 90870 →
CMS LCD: Billing and Coding: Psychiatric Codes
Article ID: 57130, Effective: 2025-10-01 00:00:00, 1673 covered, 1 non-covered
CPT 90865 →
CMS LCD: Billing and Coding: Psychiatric Codes
Article ID: 57130, Effective: 2025-10-01 00:00:00, 1673 covered, 1 non-covered
CPT G0018 →

Commercial Payer Coverage

Coverage policies from major commercial payers referencing R41.83.

2 policies

2 Medicare

Billing and Coding: Psychiatric Codes
Policy ID: ART-57130
Billing and Coding: Magnesium
Policy ID: ART-59186

CPT Codes Commonly Billed with R41.83

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

No procedure linkages on file for R41.83

We don't have CPT pairings indexed for this specific code yet. Use the CPT search above to find common procedures, or check your payer's published medical policy for code-specific guidance.

Convert R41.83 to ICD-9-CM

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

ICD-10ICD-9Mapping Flags
R41.83 V6289 10000

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

ICD-10 R41.83, Billing FAQ

Is ICD-10 code R41.83 billable? +

Yes, R41.83 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 R41.83? +

ICD-10 R41.83 includes: IQ level 71 to 84.

What codes are Type 1 Excludes for R41.83? +

Type 1 Excludes (never code together with R41.83): intellectual disabilities (F70-F79)

What ICD-9 codes does R41.83 map to? +

Per CMS GEMs, R41.83 maps to ICD-9 codes: V6289. 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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