Understanding Coverage, Billing Codes, Costs, and Financial Assistance Options for Sleep Studies, EEG, and EMG/NCS
Neurodiagnostic testing (sleep studies, EEG, EMG/NCS) can be expensive, but most insurance plans cover these medically necessary procedures. Understanding insurance coverage, billing codes, and financial assistance options can help you navigate costs and get the testing you need.
Most major insurance plans cover neurodiagnostic testing when it's medically necessary, including:
Insurance companies consider testing "medically necessary" when:
Before scheduling testing, verify your coverage by:
Tests are billed using CPT (Current Procedural Terminology) codes, which insurance companies use to determine coverage and reimbursement rates.
95800: Polysomnography; patient age 3 months to less than 3 years
95801: Polysomnography; patient age 3 years or older (most common sleep study code)
95806: Sleep study with CPAP titration (sleep apnea treatment setup)
95807: Sleep study with BIPAP titration
95808: Sleep study with split-night CPAP/BIPAP titration
95810: Multiple sleep latency test (MSLT)
95811: Maintenance of wakefulness test (MWT)
95812: EEG; 30-60 minutes (routine EEG)
95813: EEG; over 1 hour (extended EEG)
95816: EEG with video recording
95819: Electroencephalogram; awake and drowsy
95822: EEG; 24-hour continuous recording (ambulatory or video EEG)
95827: EEG, all-night sleep recording
95860: Electromyography (EMG); one extremity
95861: Electromyography (EMG); two extremities
95862: Electromyography (EMG); three extremities
95863: Electromyography (EMG); four extremities
95864: Electromyography (EMG); cranial nerves supplied musculature
95865: Needle electromyography (EMG); thoracic paraspinal muscles
95870: Nerve conduction studies (NCS); one to three nerves
95871: Nerve conduction studies (NCS); four or more nerves
95885: Needle electromyography (EMG) and nerve conduction studies combined
Sleep Study (In-Lab): $1,000 - $3,500
Sleep Study (Home): $500 - $1,500
EEG (Routine, 30-60 min): $500 - $1,500
EEG (Video, 24-hour): $2,000 - $5,000
EMG/NCS: $1,000 - $3,000
Note: Costs vary significantly by location, facility type, and whether tests are performed in-patient or out-patient.
Professional Component: Fee for the technologist and/or physician interpreting the test
Technical Component: Cost of equipment, supplies, facility use, and administrative expenses
Interpretation/Report: Physician fee for analyzing results and writing the report
In-Facility Charges: Hospital facility fees (if performed in a hospital setting)
What it is: The amount you must pay out-of-pocket before your insurance starts covering costs
Example: If your deductible is $1,000 and a sleep study costs $2,000, you pay $1,000 and insurance pays $1,000 (after meeting deductible)
Reset: Most deductibles reset January 1st each year
What it is: A fixed amount you pay for a service (e.g., $25 copay)
Coverage: Many insurance plans apply a copay to neurodiagnostic testing
Additional costs: You may also owe coinsurance (percentage) after copay
What it is: Your percentage of the cost after insurance pays their portion
Example: If insurance covers 80% and you cover 20% coinsurance
Calculation: If total bill is $2,000 and you have 20% coinsurance, you owe $400
What it is: The maximum amount you'll pay in a year before insurance covers 100%
Benefits: Once you reach your out-of-pocket max, insurance covers remaining costs at 100%
Planning: Helpful for budgeting when multiple tests are needed
Definition: Insurance company approval obtained BEFORE a test is performed
Purpose: Ensures the test is medically necessary and appropriate before coverage is confirmed
Who handles it: Usually the testing facility works with insurance to obtain authorization
Medicare: Generally does NOT require prior authorization for neurodiagnostic testing
Medicaid: Varies by state; some require, some don't
Commercial Insurance: Many plans require prior authorization; ask your facility
Available at: Most hospitals and large medical centers
Eligibility: Based on income and financial hardship
Coverage: May cover part or all of medical bills
How to apply: Ask hospital financial counselor about charity care programs
Website: www.medicaid.gov
Coverage: State and federal program covering medical costs for low-income individuals
Eligibility: Varies by state based on income and other factors
Application: Apply through your state Medicaid office
Website: www.medicare.gov
Coverage: Federal insurance for people 65+ and some disabled individuals
Enrollment: Apply during open enrollment period
Website: www.healthcare.gov
Available: During open enrollment (typically November-January)
Subsidies: Income-based subsidies available for qualifying individuals
Epilepsy Foundation: www.epilepsy.com/get-help (financial assistance for testing)
ALS Association: www.als.org/help (patient services and assistance)
Myasthenia Gravis Foundation: www.myasthenia.org (patient services)
Hospital payment plans: Many facilities offer monthly payment plans with little or no interest
Medical credit cards: CareCredit and similar services offer 0% interest periods (check terms)
Ask facility: Always ask if payment arrangements are available
A: Your responsibility depends on your insurance plan. You typically owe deductibles, copays, and coinsurance. Make sure the bill reflects your insurance coverage - if not, contact the facility billing department.
A: Contact your insurance company with the claim number. Ask for the denial reason in writing. Your doctor's office can help file an appeal with additional clinical information supporting medical necessity.
A: Yes! Request an itemized bill from the facility. You have the right to see what each charge is for. This helps identify errors and understand your bill.
A: Talk to the hospital billing department immediately. Ask about financial assistance programs, charity care, payment plans, or hardship waivers. Don't ignore bills - communicate early.
A: No. Undergoing medically necessary testing does not increase insurance premiums. Insurance companies cannot rate based on health conditions.
Website: www.patientadvocatefoundation.org
Services: Help navigating insurance, financial assistance, and patient rights
Website: www.casemanager.org
Services: Free case management and patient advocacy services
Website: www.needymeds.org
Content: Database of free, low-cost, and sliding-scale healthcare programs
Availability: Many states have insurance helplines. Google "[your state] insurance consumer helpline"
Services: Free help with insurance questions and complaints
Neurodiagnostic testing is essential for diagnosing many conditions. If cost is a concern, ask your doctor and the testing facility about financial assistance options. Most insurance plans DO cover these medically necessary tests, and financial assistance programs exist to help those without insurance or with high out-of-pocket costs.
This article is educational information only and does not constitute medical advice. The information here is based on current medical literature and professional standards but is not a substitute for professional medical evaluation, diagnosis, or treatment. Always consult with your healthcare provider regarding your specific medical situation, symptoms, and questions about sleep studies or any medical procedure.