ICD Code G30
ICD code G30 is used to identify Alzheimer's disease for accurate diagnosis, treatment planning, and healthcare data reporting.
Boost patient experience and your bottom line by automating patient cost estimates, payer underpayment detection, and contract optimization in one place.
What is ICD diagnosis code G30
ICD code G30 is Alzheimer's disease, a progressive neurological disorder that causes memory loss, cognitive decline, and behavioral changes.
When to use ICD code G30
1. Progressive memory impairment interfering with daily activities
2. Decline in cognitive abilities such as reasoning, language, or visuospatial skills
3. Insidious onset and gradual progression of symptoms
4. Absence of delirium or other mental disorders that could explain the cognitive decline
5. No evidence of other systemic or brain diseases that could account for the deficits
6. Presence of additional symptoms such as disorientation, impaired judgment, or changes in personality
7. Symptoms not attributable to depression, schizophrenia, or other primary psychiatric conditions
Billable CPT codes for ICD code G30
Relevant CPT codes that may be used to treat ICD code G30 include:
- 99201–99215 (Evaluation and Management services)
- 96116 (Neurobehavioral status exam)
- 96132, 96133 (Neuropsychological testing evaluation)
- 96136, 96137 (Psychological or neuropsychological test administration)
- 90834, 90837 (Psychotherapy)
- 99483 (Assessment and care planning for patients with cognitive impairment)
- 96365–96372 (Therapeutic, prophylactic, or diagnostic injection and infusion)
- 97110, 97112, 97530 (Therapeutic exercises and activities)
- 99441–99443 (Telephone E/M by physician or other qualified health professional)
- 99341–99350 (Home visit E/M services)
Are you being underpaid for encounters with G30
See how MD Clarity’s RevFind software can automatically read your contracts and identify underpayments for CPT codes related to ICD code G30. Schedule a demo today to ensure your organization is capturing every dollar it’s owed.
Get paid in full by bringing clarity to your revenue cycle
Related ICD Codes
Subscribe to the

Healthcare Clarified newsletter
Get the latest insights on RCM and healthcare policy in your inbox