Annual Enrollment Period

E131894

Medicare enrollment period health insurance enrollment window

The Annual Enrollment Period is the yearly window when people with Medicare can review and change their Medicare Advantage and prescription drug coverage for the upcoming year.

Try in SPARQL Jump to: Surface forms Disambiguation Statements Elicitation Referenced by

All labels observed (2)

Label	Occurrences
Medicare Annual Enrollment Period	2
Annual Enrollment Period canonical	1

How this entity was disambiguated

This entity first appeared as the object of triple T1150093 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: Annual Enrollment Period
Context triple: [Medicare Part C, enrollmentPeriod, Annual Enrollment Period]

A. General Enrollment Period
The General Enrollment Period is a specific annual window during which eligible individuals can sign up for Medicare Part B if they missed their initial enrollment opportunity.
B. COBRA
COBRA is a U.S. federal law that allows workers and their families to continue group health insurance coverage for limited periods after job loss or other qualifying events.
C. health insurance marketplace
A health insurance marketplace is an online platform where individuals, families, and small businesses can compare, shop for, and enroll in standardized health insurance plans, often with access to income-based subsidies.
D. Annual Compliance Determination
The Annual Compliance Determination is a formal report issued by the U.S. Postal Regulatory Commission that evaluates whether the Postal Service’s rates and services comply with applicable postal laws and regulations over the preceding year.
E. Affordable Care Act
The Affordable Care Act is a landmark U.S. healthcare reform law enacted in 2010 that expanded health insurance coverage, introduced consumer protections, and sought to reduce overall healthcare costs.
F. None of above. chosen
G. Unsure - the case is ambiguous/there is not enough information to decide.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: Annual Enrollment Period
Target entity description: The Annual Enrollment Period is the yearly window when people with Medicare can review and change their Medicare Advantage and prescription drug coverage for the upcoming year.

A. General Enrollment Period
The General Enrollment Period is a specific annual window during which eligible individuals can sign up for Medicare Part B if they missed their initial enrollment opportunity.
B. COBRA
COBRA is a U.S. federal law that allows workers and their families to continue group health insurance coverage for limited periods after job loss or other qualifying events.
C. health insurance marketplace
A health insurance marketplace is an online platform where individuals, families, and small businesses can compare, shop for, and enroll in standardized health insurance plans, often with access to income-based subsidies.
D. Annual Compliance Determination
The Annual Compliance Determination is a formal report issued by the U.S. Postal Regulatory Commission that evaluates whether the Postal Service’s rates and services comply with applicable postal laws and regulations over the preceding year.
E. Affordable Care Act
The Affordable Care Act is a landmark U.S. healthcare reform law enacted in 2010 that expanded health insurance coverage, introduced consumer protections, and sought to reduce overall healthcare costs.
F. None of above. chosen

Statements (45)

Predicate	Object
instanceOf	Medicare enrollment period ⓘ health insurance enrollment window ⓘ
alsoKnownAs	AEP ⓘ Medicare Annual Enrollment Period ⓘ linked to: Annual Enrollment Period Medicare Open Enrollment Period ⓘ linked to: Medicare Advantage Open Enrollment Period
appliesTo	Medicare Advantage plans ⓘ linked to: Medicare Part C Medicare Part D prescription drug plans ⓘ linked to: Medicare Part D Medicare beneficiaries ⓘ
associatedConcept	Medicare plan comparison ⓘ out-of-pocket cost review ⓘ plan premium changes ⓘ prescription drug formulary review ⓘ provider network changes ⓘ
benefit	opportunity to adjust coverage to changing financial needs ⓘ opportunity to adjust coverage to changing health needs ⓘ
communicationChannel	Medicare & You handbook ⓘ Medicare Plan Finder tool ⓘ notices from Medicare plans ⓘ
country	United States ⓘ linked to: United States of America
decisionEffectiveDate	changes take effect at the start of the next coverage year ⓘ
defaultOutcome	existing coverage usually continues if no changes are made ⓘ
governingBody	Centers for Medicare & Medicaid Services ⓘ
hasEligibilityRequirement	beneficiary must have Medicare Part A or Part B for certain changes ⓘ
hasLimitation	does not generally apply to Medigap enrollment rules ⓘ
hasRestriction	changes are limited to options available in beneficiary’s service area ⓘ
isDistinctFrom	Initial Enrollment Period ⓘ Medicare Advantage Open Enrollment Period ⓘ Special Enrollment Periods ⓘ linked to: Special Enrollment Period
purpose	allow Medicare beneficiaries to change coverage ⓘ allow Medicare beneficiaries to review coverage ⓘ allow disenrollment from Medicare Advantage plans ⓘ allow dropping Medicare Part D coverage ⓘ allow enrollment in Medicare Advantage plans ⓘ allow enrollment in Medicare Part D plans ⓘ allow switching Medicare Advantage plans ⓘ allow switching Medicare Part D plans ⓘ
regulatedBy	federal Medicare regulations ⓘ
relatedTo	Medicare Advantage ⓘ linked to: Medicare Part C Medicare Part D ⓘ Medicare Supplement Insurance ⓘ linked to: Medigap policies Original Medicare ⓘ linked to: Medicare Part A
requiresAction	beneficiaries must actively select new plans to change coverage ⓘ
targetGroup	people already enrolled in Medicare ⓘ
timeFrame	applies to coverage for the upcoming calendar year ⓘ occurs once per year ⓘ

How these facts were elicited

Referenced by (3)

Full triples — surface form annotated when it differs from this entity's canonical label.

Medicare Part C → enrollmentPeriod → Annual Enrollment Period ⓘ

Annual Enrollment Period → alsoKnownAs → Medicare Annual Enrollment Period ⓘ

linked to: Annual Enrollment Period

Medicare Advantage Open Enrollment Period → relatedTo → Medicare Annual Enrollment Period ⓘ