Key Takeaways

• Understand which Medicare and PSHB documents to retain for compliance and peace of mind in 2026.
• Follow best practices for record-keeping to protect your benefits and avoid future administrative issues.

Each year brings new challenges for federal retirees and near-retirees trying to organize tax and health documents. With the PSHB transition now finalized and new record-keeping guidelines taking shape, knowing what to keep—and what you can safely discard—matters more than ever. Here’s a clear, step-by-step breakdown to help you manage your Medicare and PSHB paperwork in 2026.

What Are Medicare Tax Documents?

Types of Medicare tax forms

As a retiree, you might receive several documents related to your Medicare coverage or taxes. The most common forms include:

• SSA-1099: This is the Social Security Benefit Statement, showing the total benefits you received, including any Medicare premiums withheld.
• 1095-B or 1095-C: These health coverage forms verify your Medicare coverage type and dates to support your tax filing or documentation needs.
• IRS Form 1040/Schedule A: If you itemize deductions and claim any medical expenses, these can also be important.

Other forms might come from private sources or your retirement system, especially if you’ve had changes in coverage or income.

Why retirees receive these documents

Medicare tax documents are designed to help you:

• Demonstrate proof of valid Medicare enrollment
• Validate annual income for potential income-related adjustments
• Support accuracy in your tax returns and verify premium payments
• Confirm healthcare coverage status for compliance with IRS and other requirements

Staying on top of these forms is essential, especially if your premiums are automatically deducted or you may need to verify coverage later.

What Is the PSHB Checklist?

Overview of PSHB transition process

The Postal Service Health Benefits (PSHB) Program officially started on January 1, 2025. It represents a major shift from the Federal Employees Health Benefits (FEHB) program for USPS employees and annuitants. The PSHB checklist serves as a reference for retirees to ensure all essential paperwork related to the new program is reviewed and retained.

The checklist includes guidance for paperwork needed to confirm your plan selection, enrollment status, and eligibility alignment with both PSHB and Medicare.

Key items included for 2026

In 2026, the PSHB checklist for retirees typically covers:

• Enrollment confirmation letter from the PSHB program
• Medicare Part A & B enrollment proofs
• USPS and OPM correspondence summarizing your plan transition or eligibility
• Benefit explanations and premium statements issued after the PSHB switch
• Any notices about changes to dependents or coverage under the PSHB plan

The checklist generally follows the format released by OPM and USPS in 2025, but you should always check for annual updates.

How Do These Documents Differ?

Main differences between the two

Medicare tax documents are federally required forms that focus on your coverage and income for IRS and Social Security purposes. They document taxes, premiums, and healthcare eligibility.

The PSHB checklist, by contrast, focuses on the transition to and ongoing participation in the Postal Service Health Benefits Program. It summarizes operational steps—such as enrollment confirmations and benefit clarifications—unique to the PSHB process.

Key distinctions:

• Function: Medicare documents support tax and federal records; PSHB documents verify your health plan status and choices under the PSHB structure.
• Origin: Medicare forms are issued by Social Security or Medicare services; PSHB documents come from OPM, USPS, or your PSHB carrier correspondence.

When each document is issued

• Medicare tax documents are provided annually—usually in January or February following the prior tax year.
• PSHB checklist items are distributed at key milestones: during the transition period (late 2024–early 2025), with annual enrollment, and whenever your enrollment changes or is confirmed.

Which Documents Should Retirees Keep?

Record-keeping best practices

To avoid administrative headaches and ensure future eligibility, focus on retaining copies of:

• All annual Medicare and Social Security statements
• PSHB enrollment confirmations and correspondence
• Proof of Medicare Parts A and B
• Any PSHB plan communications about benefit changes, dependents, or payment adjustments
• IRS tax forms linked to your health plan and premium payments

Create labeled folders—physical or digital—to keep these records easily accessible for several years.

Recommended retention timelines

• Medicare and tax forms: Minimum of 7 years
• PSHB enrollment and benefit documents: Minimum of 7 years or until you receive updated or replacement documents
• Correspondence about coverage or dependent status: As long as it may affect your current or future eligibility

Keeping key documents protects you from future disputes, coverage questions, or requests from Social Security or OPM.

Can You Discard Any Records in 2026?

What not to throw away

Do not discard:

• Current and recent Medicare or Social Security statements
• Recent PSHB enrollment proof and annual benefit confirmations
• IRS tax forms supporting Medicare payments or deductions
• Any correspondence about disputes or appeals

These documents can prove essential if questions arise about your eligibility, premium amounts, or coverage status.

How to avoid common mistakes

• Shred only outdated versions of documents when a new copy with the same information is securely provided.
• If in doubt, keep the file—especially if the document relates to legal, coverage, or tax issues.
• Regularly update your folder with new correspondence and forms, clearly marking dates.

Err on the side of caution: privacy and eligibility rules can require proof years after the original date.

What If Documents Are Missing?

Steps to recover lost forms

If you can’t find a needed document, act promptly:

• Medicare or Social Security statements: Request a replacement online at SSA.gov or call the Social Security Administration.
• PSHB paperwork: Contact USPS Human Resources Shared Services Center or the OPM Retirement Services support team.
• Tax forms: Request IRS transcripts by visiting IRS.gov.

Resources for additional help

• OPM Retirement Services website (opm.gov/retirement-services)
• USPS employee HR portal
• Social Security Administration (ssa.gov)
• IRS online portal for transcript requests

If you need more personalized help, local retiree support groups or federal employee unions often provide additional resources.

How Does PSHB Affect Medicare Paperwork?

PSHB’s impact on document needs

With the PSHB transition now complete, retirees must update their record-keeping to include:

• New enrollment confirmations for the PSHB program
• Updated premium statements showing both Medicare and PSHB deductions, if applicable
• Correspondence regarding dual eligibility or plan integration

Overall paperwork volume may increase in the first year but should stabilize as recurring documents follow a predictable pattern.

2026 changes retirees should know

• Any new forms or letters received in 2026 related to PSHB or Medicare should be kept for reference
• Eligibility or dependent exceptions now follow PSHB guidelines, so maintain all relevant notices
• If you experience a change in coverage or family status, ensure both Medicare and PSHB documentation match

Proper preparation avoids confusion as the new systems standardize over the coming years.