Triple-S Prescription Drug Program

The US Postal Service Health Benefits Program offers Medicare Part D coverage to Medicare eligible annuitants and family members through a Medicare Part D Employer Group Waiver Plan (EGWP). This coverage is:

• Automatically provided, with no additional premium cost
• No action required to enroll
• Offers advantages, including:
  • Out-of-pocket costs for covered drugs and supplies may be less than or equal to regular PSHB plan prescription drug coverage
  • Benefits such as:
    • $35/month cap on insulin products
    • Annual $2,100 cap on out-of-pocket Part D drug costs
  • Greater access to pharmacy services, including in-network and out-of-network pharmacies.

Who is eligible for this plan?

You are eligible for membership in our plan as long as:

1. You have Medicare Part A , Part B, or both
2. You live in our geographic service area (Puerto Rico or USVI)
3. You meet the eligibility requirements to enroll

With the Triple-S Prescription Drug Program MPDP, you get:

• The same health plan benefits you are used to
• Lower out-of-pocket costs for higher-cost drugs
• A broad pharmacy network
• Medicare required Part D medication plus Triple-S expanded prescription benefits

No added premium cost to members eligible for Medicare.

Depending on your income level, you may need to pay an Income-Related Monthly Adjustment Amount (IRMAA) to Social Security for this Part D coverage. Most Triple-S members will not reach the threshold to pay an IRMAA. To learn more, visit medicare.gov

Auto Enrollment Process

The Triple-S Prescription Drug Program will automatically enroll eligible members to the pharmacy PDP who:

1. Have Medicare Part A, Part B, or both
2. Do not have Medicare because of End-Stage Renal Disease (ESRD)
3. A resident of Puerto Rico or USVI

If you meet the above criteria, you will receive an eligibility letter in the mail prior to enrollment.

Voluntary Enrollment

If you weren't automatically enrolled and want Triple-S Óptimo PSHB PDP, you can still enroll. You can choose to enroll at any time if you meet the eligibility requirements. Please include the following information with the enrollment form found below:

1. Name as it appears on your Medicare card
2. MBI number
3. Part A date on card
4. Part B date on card

Download an enrollment form to get started.

Download Our Guide

Get an easy-to-read summary of your PDP coverage.

Download Document

Important Documents for you

Medicare Prescription Payment Plan information

The Medicare Prescription Payment Plan is a new payment option in the prescription drug law that works with your current drug coverage to help you manage your out-of-pocket costs for your Medicare Part D drugs. Since January 1^st, 2025, anyone who has a Medicare drug plan (known as Part D) or a Medicare Advantage health plan with drug coverage can use this payment option where the health plan covers your cost instead of you having to pay the pharmacy, helping you distribute the expense throughout the year.

Learn More

Have a question about Triple-S Óptimo PSHB PDP?

• Related to benefits and costs of your prescription call CVS Caremark at call 1-833-251-9747.
• Regarding enrollment, you can call 787-792-1370 or 1-866-215-1999 Toll Free.