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What is the primary purpose of coinsurance in a health insurance policy?

A
B
C
D
to track
2026 Statistics

Key Facts: RHU Exam

65-75%

First-Time Pass Rate

Industry estimate

70%

Passing Score

105/150 questions

60-80 hrs

Study Time

Recommended

$300-400

Exam Fee

NAHU

150

Questions

3 hours

NAHU

Administrator

National Association of Health Underwriters

The RHU exam has an estimated 65-75% first-time pass rate. It requires 70% (105/150 questions) to pass in 3 hours. The exam covers health insurance basics, employee benefits (COBRA, Section 125, self-funded plans), ACA regulations (Essential Health Benefits, metal tiers), underwriting and risk assessment, and compliance (HIPAA Privacy/Portability, ERISA). Study time is 60-80 hours over 4-6 weeks.

Sample RHU Practice Questions

Try these sample questions to test your RHU exam readiness. Each question includes a detailed explanation. Start the interactive quiz above for the full 197+ question experience with AI tutoring.

1What is the primary purpose of coinsurance in a health insurance policy?
A.To determine which medical providers a policyholder may visit
B.To share healthcare costs between the insurer and the insured after the deductible is met
C.To set the maximum amount a policyholder will pay out-of-pocket annually
D.To establish the monthly premium amount for coverage
Explanation: Coinsurance is a cost-sharing mechanism where the insurer pays a percentage of covered medical expenses (typically 70-90%) and the insured pays the remaining percentage after the deductible has been satisfied. This arrangement helps control moral hazard by giving policyholders a financial stake in their healthcare decisions while protecting against catastrophic costs.
2Which of the following best describes a Health Savings Account (HSA)?
A.A tax-advantaged account that can only be funded by employers
B.A savings account paired with a High Deductible Health Plan that offers triple tax advantages
C.A government-sponsored account for low-income individuals
D.An account that can be used with any type of health insurance plan
Explanation: HSAs are tax-advantaged savings accounts available to individuals enrolled in High Deductible Health Plans (HDHPs). They offer triple tax benefits: contributions are tax-deductible, growth is tax-free, and withdrawals for qualified medical expenses are tax-free. Unlike FSAs, HSA funds roll over year to year and belong to the individual regardless of employment.
3What is the minimum deductible for a High Deductible Health Plan (HDHP) in 2026 for individual coverage?
A.$1,400
B.$1,650
C.$2,000
D.$3,100
Explanation: For 2026, the IRS mandates that HDHPs must have a minimum deductible of $1,650 for individual coverage and $3,300 for family coverage. These minimums are adjusted annually for inflation. Only individuals enrolled in qualified HDHPs are eligible to contribute to Health Savings Accounts.
4What does the out-of-pocket maximum in a health insurance policy represent?
A.The total amount the insurer will pay for covered services in a year
B.The maximum amount a policyholder pays in premiums annually
C.The cap on what a policyholder must pay for covered services in a plan year
D.The deductible plus coinsurance percentage combined
Explanation: The out-of-pocket maximum is the annual limit on what a policyholder must pay for covered essential health benefits. Once this limit is reached through deductibles, coinsurance, and copayments, the insurance company pays 100% of covered services. Premiums, out-of-network costs, and non-covered services do not count toward this maximum.
5An employee has an HDHP with a $2,000 individual deductible and 20% coinsurance. The out-of-pocket maximum is $6,000. If the employee incurs $15,000 in covered medical expenses, how much will they pay?
A.$2,000
B.$4,600
C.$6,000
D.$8,000
Explanation: First, the employee pays the $2,000 deductible. Then, coinsurance applies to the remaining $13,000: 20% × $13,000 = $2,600. Total would be $4,600, but this must not exceed the out-of-pocket maximum of $6,000. However, since $4,600 is less than $6,000, the employee pays $4,600. Wait - let me recalculate: $2,000 deductible + $2,600 coinsurance = $4,600 total patient responsibility. The correct answer is actually $4,600. Correction: The options list $4,600 as option 1, but the correct answer index should be 1.
6A 45-year-old self-employed consultant wants to maximize tax advantages while saving for healthcare costs in retirement. Which recommendation is most appropriate?
A.Enroll in a PPO with the lowest deductible available
B.Select an HDHP and contribute the maximum to an HSA
C.Purchase a short-term medical policy
D.Use a Healthcare FSA through a spouse's employer
Explanation: For a self-employed individual seeking tax advantages and retirement healthcare savings, an HDHP paired with maximum HSA contributions is optimal. HSAs provide triple tax benefits and can be invested for growth. Unlike FSAs, HSA funds roll over indefinitely and can be used for Medicare premiums and other qualified expenses in retirement, making them powerful retirement planning tools.
7Which statement accurately describes the difference between a copayment and coinsurance?
A.Copayments apply only to prescription drugs while coinsurance applies to all medical services
B.Copayments are fixed dollar amounts while coinsurance is a percentage of covered charges
C.Copayments count toward the deductible while coinsurance does not
D.Coinsurance is paid before the deductible while copayments are paid after
Explanation: Copayments are fixed dollar amounts (e.g., $25 for a doctor visit) that policyholders pay for specific services. Coinsurance is a percentage of covered charges (e.g., 20%) that applies after the deductible is met. The distinction is important for cost calculations and consumer education about healthcare expenses.
8A family of four is evaluating health plan options. The father has a chronic condition requiring monthly specialist visits, while the children are healthy. Which plan design would likely be most cost-effective for this family?
A.An HDHP with the maximum allowable deductible for maximum HSA contribution potential
B.A Gold-tier PPO with predictable copayments for specialist visits
C.A catastrophic coverage plan with limited benefits
D.A short-term medical policy for the father only
Explanation: Given the father's chronic condition requiring regular specialist care, a Gold-tier PPO with predictable copayments would likely be most cost-effective. While premiums are higher, the lower out-of-pocket costs for frequent specialist visits and potential procedures provide budget predictability. The predictable copayments help manage the family's healthcare budget, outweighing the premium savings of an HDHP for this usage pattern.
9Which of the following services are typically excluded from standard major medical health insurance policies?
A.Emergency room visits and hospitalizations
B.Experimental treatments and cosmetic surgery for aesthetic purposes
C.Preventive care and annual physicals
D.Prescription medications and laboratory tests
Explanation: Standard major medical policies typically exclude experimental treatments not approved by the FDA or recognized as standard care, and cosmetic surgery performed solely for aesthetic enhancement. However, reconstructive surgery following injury or disease is usually covered. Understanding exclusions is crucial for setting appropriate client expectations and recommending supplemental coverage when needed.
10An employer offers both an HDHP with HSA and a traditional PPO plan. An employee earning $45,000 annually with no chronic health conditions asks for guidance. What is the most appropriate factor to emphasize?
A.The PPO is always better for anyone earning under $50,000
B.The HDHP/HSA combination offers lower premiums and long-term savings potential if the employee can manage the higher deductible
C.Only high-income employees should consider HDHPs
D.The employee should choose based solely on the network size
Explanation: For a healthy individual with moderate income, the HDHP/HSA combination merits serious consideration. Lower premiums free up cash flow, and HSA contributions provide tax savings. If medical expenses remain low (likely for a healthy person), the premium savings plus tax advantages often outweigh the higher deductible risk. The HSA also builds a healthcare nest egg for future needs.

About the RHU Exam

The RHU (Registered Health Underwriter) designation is a professional certification for health insurance underwriters, demonstrating expertise in health insurance products, employee benefits plans, ACA regulations, underwriting principles, and compliance/ethics.

Questions

150 scored questions

Time Limit

3 hours

Passing Score

70%

Exam Fee

$300-400 (National Association of Health Underwriters (NAHU))

RHU Exam Content Outline

25%

Health Insurance Basics

Health insurance products, policy provisions, HSA/HSA-qualified plans, managed care, and cost-sharing mechanisms

25%

Employee Benefits Plans

COBRA continuation coverage, Section 125 cafeteria plans, self-funded plans, stop-loss insurance, and employer-sponsored coverage

20%

ACA Regulations

Affordable Care Act provisions, Essential Health Benefits, metal tiers (Bronze/Silver/Gold/Platinum), pre-existing conditions, and marketplace rules

15%

Underwriting & Risk Assessment

Risk classification, adverse selection, underwriting principles, group vs individual underwriting, and actuarial concepts

15%

Compliance, HIPAA & Ethics

HIPAA Privacy and Portability rules, ERISA requirements, ethical standards, and regulatory compliance for health underwriters

How to Pass the RHU Exam

What You Need to Know

  • Passing score: 70%
  • Exam length: 150 questions
  • Time limit: 3 hours
  • Exam fee: $300-400

Keys to Passing

  • Complete 500+ practice questions
  • Score 80%+ consistently before scheduling
  • Focus on highest-weighted sections
  • Use our AI tutor for tough concepts

RHU Study Tips from Top Performers

1Master health insurance policy provisions - know deductibles, coinsurance, copays, and out-of-pocket maximums
2Understand COBRA thoroughly - qualifying events, coverage periods, and notification requirements
3Study Section 125 cafeteria plans - premium-only plans, flexible spending arrangements (FSAs)
4Learn ACA metal tiers - Bronze (60%), Silver (70%), Gold (80%), Platinum (90%) actuarial values
5Know HIPAA Privacy Rule requirements - PHI protection, minimum necessary standard, patient rights
6Understand underwriting principles - risk classification, adverse selection, and group underwriting factors

Frequently Asked Questions

What is the RHU designation?

The RHU (Registered Health Underwriter) is a professional designation awarded by the National Association of Health Underwriters (NAHU) that demonstrates expertise in health insurance products, employee benefits plans, and underwriting principles. It is recognized throughout the insurance industry as a mark of professional competence in health insurance.

What is the RHU exam pass rate?

The RHU exam has an estimated 65-75% first-time pass rate. The exam consists of 150 multiple-choice questions to be completed in 3 hours, with a passing score of 70% (105 correct answers). With proper preparation and 60-80 hours of study, most candidates can pass on their first attempt.

What topics are covered on the RHU exam?

The RHU exam covers five major content areas: (1) Health Insurance Basics (25%) - products, provisions, HSA plans; (2) Employee Benefits Plans (25%) - COBRA, Section 125, self-funded plans, stop-loss; (3) ACA Regulations (20%) - Essential Health Benefits, metal tiers, pre-existing conditions; (4) Underwriting & Risk Assessment (15%) - risk classification, adverse selection; (5) Compliance, HIPAA & Ethics (15%) - HIPAA Privacy/Portability, ERISA, ethics.

How hard is the RHU exam?

The RHU exam is moderately challenging. It requires understanding of complex health insurance concepts, employee benefits regulations, ACA provisions, and HIPAA compliance. Most candidates find the employee benefits and ACA sections the most challenging due to regulatory complexity. With 60-80 hours of study and plenty of practice questions, you can pass on your first attempt.

How long should I study for the RHU exam?

Plan for 60-80 hours of study over 4-6 weeks. Focus on understanding health insurance products, employee benefits regulations (COBRA, Section 125), ACA provisions, and HIPAA requirements. Complete at least 200 practice questions and aim to score 80%+ consistently on practice exams before scheduling your test.

Who should get the RHU designation?

The RHU designation is ideal for health insurance agents, brokers, underwriters, employee benefits specialists, and insurance professionals who work with employer-sponsored health plans. It demonstrates expertise to employers and clients in the complex field of health insurance and employee benefits.