Key Takeaways

  • North Carolina requires a 6-month open enrollment period for Medicare Supplement starting at age 65
  • Guaranteed issue rights apply when losing other coverage or during open enrollment
  • North Carolina prohibits pre-existing condition waiting periods during open enrollment
  • Medicare Supplement plans must be standardized (Plans A through N)
  • North Carolina does not have a Birthday Rule like some other states
Last updated: January 2026

North Carolina Medicare Supplement (Medigap) Regulations

North Carolina has adopted standard federal protections for Medicare beneficiaries purchasing Medicare Supplement (Medigap) insurance.

Open Enrollment Period

North Carolina provides a 6-month open enrollment period for Medicare Supplement:

When It Begins

The 6-month period starts:

  • First day of the month you are 65 or older AND
  • Enrolled in Medicare Part B

Protections During Open Enrollment

  • Guaranteed issue - Must be accepted regardless of health
  • No pre-existing condition exclusions
  • Standard rates - Cannot be charged more for health conditions
  • Any plan available - Can choose any Medigap plan A through N

Exam Tip: North Carolina follows the standard 6-month open enrollment for Medigap. Unlike some states, North Carolina does NOT have a Birthday Rule.

Guaranteed Issue Rights

Beyond open enrollment, North Carolina provides guaranteed issue rights in specific situations:

Triggering Events

EventGuaranteed Issue Right
Losing employer coverageCan purchase Medigap within 63 days
Leaving Medicare AdvantageCan return to Medigap within 63 days
Medicare Advantage plan leaves areaCan purchase Medigap
Medigap insurer becomes insolventCan switch to comparable plan
Losing MedicaidCan purchase Medigap

Trial Right

If you leave Medigap for Medicare Advantage:

  • Have 12 months to decide
  • Can return to previous Medigap plan
  • Or any plan from same insurer
  • Guaranteed issue, no health questions

Standardized Plans

North Carolina requires Medigap plans to be standardized:

Available Plans

PlanBenefits
Plan ABasic benefits only
Plan BBasic + Part A deductible
Plan CComprehensive (pre-2020 only)
Plan DSimilar to C, no Part B excess
Plan FMost comprehensive (pre-2020 only)
Plan GLike F without Part B deductible
Plan K50% cost sharing, out-of-pocket max
Plan L75% cost sharing, out-of-pocket max
Plan M50% Part A deductible
Plan NCost sharing, copays for visits

Note: Plans C and F are only available to those eligible for Medicare before January 1, 2020.

Plan Comparison

All plans with the same letter must have the same benefits:

  • Plan G from Company A = Plan G from Company B
  • Only price and service differ between companies
  • Makes comparison shopping easier

Rate Regulation

North Carolina allows different rating methods:

Rating MethodHow It Works
Attained AgePremiums increase with age
Issue AgePremium based on age when purchased
Community RatedSame premium regardless of age

Rate Increases

  • Rate increases must be filed with NCDOI
  • Justification required for increases
  • NCDOI reviews for reasonableness

Pre-Existing Conditions

During open enrollment:

  • No pre-existing condition exclusions
  • Must accept applicant regardless of health

Outside open enrollment:

  • May apply pre-existing condition waiting period up to 6 months
  • Credit for prior creditable coverage
  • Federal rules on creditable coverage apply
Test Your Knowledge

How long is the open enrollment period for Medicare Supplement in North Carolina?

A
B
C
D
Test Your Knowledge

Does North Carolina have a Birthday Rule for Medicare Supplement insurance?

A
B
C
D