Medicare Plan Lookup Official CMS data · Contract Year 2026
CMS 2026 data

2026 Medicare plan code

H4523-028

Medicare Plan

Aetna Medicare Full Dual (HMO D-SNP) · Aetna Medicare · HMO · Austin

Full CMS plan ID: H4523-028-000

H4523-028-000 is the full CMS identifier for the H4523-028 Medicare plan. Common searches include H4523 028 and H4523028.

Historical 2026 record. Benefits and service areas shown apply to that year.

2026

Spaces or dashes work: H5216-435-002 · S2135 802

● CMS 2026 plan record

Aetna Medicare Full Dual (HMO D-SNP)

H4523-028-000 Austin HMO Dual-Eligible

At-a-glance

Quick view

01

In-network

Inpatient hospital

Per admission $1,880 per stay
Plan-listed inpatient copay $1,880
02

Emergency transport

Ambulance

Ground · in-network20% coinsurance
Air · in-network20% coinsurance
03

Emergency services

Emergency room

$115 copay

Waived if admitted within 24 hours

04

Medical maximum

Maximum out-of-pocket

In-network$9,250
Combined in + outNot reported
05

Skilled care at home

Home health

In-network$0 copay
Out-of-networkNot separately reported
06

Monthly cost

Premium & giveback

Part C premium$0 / month
Consolidated C + D$0 / month

Plan details

All plan benefits

Medical care3 benefits

Primary care physician

In-network$0 copay
Out-of-networkNot separately reported

Specialist

In-network$0 copay
Out-of-networkNot separately reported

Preventive care

In-network$0 copay
Out-of-networkNot separately reported
Diagnostics & imaging4 benefits

Diagnostic procedures & tests

In-network20% coinsurance
Out-of-networkNot separately reported

Laboratory services

In-network20% coinsurance
Out-of-networkNot separately reported

X-rays & standard imaging

In-network0%–20% coinsurance
Out-of-networkNot separately reported

MRI, CT & PET imaging

In-network20% coinsurance
Out-of-networkNot separately reported
Urgent & hospital care6 benefits

Urgent care

In-networkCost share not reported
Out-of-networkNot separately reported

Emergency room

In-network$115 copay
Out-of-networkNot separately reported

Ground ambulance

In-network20% coinsurance
Out-of-networkNot separately reported

Air ambulance

In-network20% coinsurance
Out-of-networkNot separately reported

Outpatient hospital

In-network0%–20% coinsurance
Out-of-networkNot separately reported

Outpatient surgery / ASC

In-network0%–20% coinsurance
Out-of-networkNot separately reported
Recovery & therapy5 benefits

Home health

In-network$0 copay
Out-of-networkNot separately reported

Skilled nursing facility

In-networkCost share not reported
Out-of-networkNot separately reported

Cardiac & pulmonary rehabilitation

In-network20% coinsurance
Out-of-networkNot separately reported

Occupational therapy

In-network$0 copay
Out-of-networkNot separately reported

Physical & speech therapy

In-network$0 copay
Out-of-networkNot separately reported
Behavioral health2 benefits

Mental health services

In-network20% coinsurance
Out-of-networkNot separately reported

Substance use treatment

In-network$110 copay
Out-of-networkNot separately reported
Specialty care2 benefits

Podiatry

In-network$0 copay
Out-of-networkNot separately reported

Chiropractic

In-network$0 copay
Out-of-networkNot separately reported
Supplemental benefits7 benefits

Dental

In-network20% coinsurance
Out-of-networkNot separately reported

Vision

In-network$0 copay
Out-of-networkNot separately reported

Hearing

In-network$0 copay
Out-of-networkNot separately reported

Transportation

In-network$0 copay
Out-of-networkNot separately reported

Fitness & wellness

In-network$0 copay
Out-of-networkNot separately reported

Over-the-counter allowance

In-network$0 copay
Out-of-networkNot separately reported

Meals

In-network$0 copay
Out-of-networkNot separately reported
Plan costs & rulesCoverage overview

Premium & Part B giveback

$0 Part C premium / month · Part B giveback not separately reported

Maximum out-of-pocket (MOOP)

In-network$9,250
Combined in + outNot reported

Medical deductibles

In-networkNot reported
Out-of-networkNot reported

Network & referrals

HMO · Referrals: Not required · Out-of-network coverage: No

Prescription drugs5 tiers

Part D deductible

Not reported

Drug tier 1

$0 retail copay · 30-day supply

Drug tier 2

$10 retail copay · 30-day supply

Drug tier 3

22% retail coinsurance · 30-day supply

Drug tier 4

25% retail coinsurance · 30-day supply

Drug tier 5

25% retail coinsurance · 30-day supply

Using this plan

Understand H4523-028-000

Plain-language context built from this plan’s 2026 CMS record. It is a guide to the reported benefits, not a personalized cost estimate.

Plan at a glance

A quick read on this plan

Aetna Medicare Full Dual (HMO D-SNP) is a 2026 HMO offered by Aetna Medicare in Austin. The CMS record does not indicate routine out-of-network coverage. The plan record does not require referrals. Its listed inpatient copay stages total $1,880 across null charged days.

Common benefit costs

What you may pay

These are individual in-network benefit amounts. A real visit may involve more than one separately billed service.

Routine care

Primary care physician
$0 copay
Specialist
$0 copay
Laboratory services
20% coinsurance

Separate visits or services; costs are not added together.

Tests & outpatient care

Diagnostic procedures & tests
20% coinsurance
MRI, CT & PET imaging
20% coinsurance
Outpatient hospital
0%–20% coinsurance

The service setting and billing details can change what you pay.

Emergency & hospital care

Emergency room
$115 copay
Listed inpatient stages
$1,880 total

null charged inpatient days are included in the calculated total. Actual costs depend on the care received and plan rules.

Helpful context

Terms worth knowing

Maximum out-of-pocket (MOOP)

This is the most you generally pay during the plan year for covered Part A and Part B medical services under the applicable network limit. Premiums and prescription drug costs generally do not count toward it.

Availability

Who can enroll

Service area
Austin (TX)
Plan type
HMO
Special Needs Plan
Dual-Eligible
Contract / plan
H4523-028
Coverage year
2026

This is a Dual-Eligible; enrollment requires the plan's specific eligibility criteria as well as residence in its service area. Confirm eligibility and the exact service area with the plan before enrolling.

Supplemental coverage

Extra benefits reported

Availability is summarized here; allowances, frequency limits, networks, and prior-authorization rules may apply.

Dental20% coinsurance
Vision$0 copay
Hearing$0 copay
Over-the-counter allowance$0 copay
Fitness & wellness$0 copay
Transportation$0 copay
Meals$0 copay

Plan-specific answers

Frequently asked questions

Where is H4523-028-000 available?

Aetna Medicare Full Dual (HMO D-SNP) is listed for Austin (TX). This is a Dual-Eligible; enrollment requires the plan's specific eligibility criteria as well as residence in its service area.

What is the in-network maximum out-of-pocket limit for H4523-028-000?

The 2026 CMS record lists an in-network medical maximum out-of-pocket limit of $9,250. Prescription drug spending generally does not count toward this medical limit.

What is the monthly plan premium for H4523-028-000?

The listed consolidated Part C and Part D premium is $0 per month. This does not replace the standard Medicare Part B premium.

What does an emergency room visit cost on H4523-028-000?

The plan record lists $115 copay, waived when an admission meets the plan's stated timing rule.

Does H4523-028-000 report extra benefits?

Yes. CMS reports dental, vision, hearing, over-the-counter allowance, fitness & wellness, and other supplemental benefits. See the detailed benefit rows and official plan documents for limits and conditions.

Carrier-hosted source material

Official plan documents

An exact direct document has not been verified for this plan yet. Use the carrier's document finder and confirm H4523-028-000 before relying on a document.

Aetna plan document finder Search on the official carrier site ↗

Source trail

Official CMS, Contract Year 2026

Plan identity and benefits come from CMS PBP data. Premium and MOOP figures are cross-checked against the August 2026 Landscape release; county identity is sourced from segment-level Landscape rows and stable codes are enriched from the aligned MA contract service-area release where matched. Quick-reference values should be confirmed in 2026 official plan documents.

PBP benefits ↗ Landscape data ↗ County service area ↗

Plan context

Where H4523-028-000 fits

Full CMS plan ID
H4523-028-000
Contract
H4523
Base plan code
H4523-028
Segment
000
Carrier
Aetna Medicare
Plan type
HMO
Service area
Austin (TX)

County/service-area foundation

CMS service-area entries

Named county entries are tied to this exact contract, plan, and segment in CMS Landscape data. County codes are enriched from the aligned CMS contract service-area release where a match exists.

  • Hays, TX
  • Travis, TX
  • Williamson, TX

Same CMS contract

H4523-001-000 Aetna Medicare Signature Extra (HMO) San Antonio and Austin Counties · HMO H4523-015-000 Aetna Medicare Signature Extra (HMO) Houston and Surrounding Counties · HMO H4523-020-000 Aetna Medicare Prime Care (HMO) San Antonio · HMO H4523-021-000 Aetna Medicare Prime Care (HMO) Dallas and Surrounding Counties · HMO H4523-024-000 Aetna Medicare Prime Care (HMO) Harris County · HMO H4523-027-000 Aetna Medicare Signature Care (HMO) Rio Grande Valley Counties · HMO H4523-029-000 Aetna Medicare Full Dual Care (HMO D-SNP) Houston and Surrounding Counties · HMO H4523-030-000 Aetna Medicare Full Dual Care (HMO D-SNP) Dallas and Surrounding Counties · HMO

About this code

What H4523-028-000 identifies

H4523-028-000 is a Contract Year 2026 Medicare plan segment code. Searches written as H4523-028, H4523 028, or the compact full CMS ID H4523028000 refer to this plan or its base plan code.

Medicare Plan Lookup uses official CMS data as a quick reference. Benefit details, eligibility, service-area rules, and cost sharing should be confirmed in the current Summary of Benefits or Evidence of Coverage.