G91.9 — Hydrocephalus, unspecified
ICD-10-CM
Prior Authorization
No Prior Auth Required
Code is covered without prior authorization (high confidence)
Documentation Required
- Maintain all documentation in the patient’s medical record; every page must be legible, include patient identification (e.g., full name, dates of service), and be made available to the contractor upon request.
- Documentation must include the legible signature of the physician or non-physician practitioner responsible for and providing the care to the patient.
- The submitted medical record must support the use of the selected ICD-10-CM code(s).
- The submitted CPT/HCPCS code must accurately describe the service performed.
Key Coverage Criteria
- Speech-language pathology (SLP) services for treatment or evaluation of communication disorders when determined reasonable and necessary per LCD L35070.
- Selection and prescription of speech-generating devices should be billed with CPT code 92607.
- Adaptation and training for speech-generating devices should be billed with CPT code 92609.
- Report group therapy with CPT code 92508 when patients are not receiving direct one-on-one contact and are supervised by the therapist.
- Use the appropriate CPT evaluation code for re-evaluations in SLP because CPT does not define a distinct re-evaluation code.
- CPT codes 96132, 96133, 96136, 96137, 96138, and 96139 may be used for neuropsychological testing intended to diagnose or characterize neurocognitive effects of medical disorders that impinge directly or indirectly on the brain.
11 Active Policies
A57780 — Billing and Coding: Psychological and Neuropsychological Tests
J09
L34520 — Psychological and Neuropsychological Tests
J09
L35070 — Speech - Language Pathology (SLP) Services: Communication Disorders
J12
A54111 — Billing and Coding: Speech Language Pathology (SLP) Services: Communication Disorders
J12
Related Codes
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