Does R41.83 require prior authorization?

No, R41.83 does not require prior authorization (high confidence). Covered without prior authorization.

`R41.83`, Borderline intellectual functioning

ICD-10-CM

No Prior Auth Required

Covered without prior authorization (high confidence)

Claims must meet the reasonable and necessary requirements described in the related LCD (L35101); providers must retain medical record documentation supporting medical necessity per the LCD.
When billing for services that are not covered, the claim must include the appropriate modifier to indicate non-coverage status.
When a second provider bills a diagnostic interview for a beneficiary they are seeing for the first time, documentation should support that it is the provider's first encounter with the beneficiary.
The article provides billing/coding guidance that complements LCD L39400; use the documentation, prior authorization, and claim submission requirements specified in LCD L39400 and the local contractor's instructions.

Diagnostic interview codes (e.g., CPT 90791/90792) are indicated for the initial evaluation of a beneficiary, and a second provider seeing the beneficiary for the first time may report diagnostic interview codes for that initial encounter.
CPT code 96105 is indicated for formal evaluation of aphasia using a standardized instrument (for example, the Boston Diagnostic Aphasia Examination).
HCPCS codes G0017 and G0018 are appropriate for services provided in non-facility places of service other than Office.
No specific clinical indications are listed in this article; follow the Local Coverage Determination (LCD) L39400 for indications for magnesium testing or services.
Diagnostic psychiatric interview is indicated for initial or periodic diagnostic evaluation of a patient with suspected or diagnosed psychiatric illness.
Additional diagnostic evaluation may be medically reasonable and necessary for the same patient when a new episode of illness occurs, there is an admission or readmission to inpatient status due to complications, or when re-evaluation is required to address a new referral question.

NOVITAS-JH-L35101, Psychiatric Codes

NOVITAS-JL-L35101, Psychiatric Codes

A57130, Billing and Coding: Psychiatric Codes

A59186, Billing and Coding: Magnesium

Ask Backwork about documentation requirements, denial risks, or coverage in your state.