I have no idea how long this has been available, but I just discovered it.
www.ssa.gov
Link takes you to this page . . .
Apply Online for Medicare Part B During a Special Enrollment Period
Instructions
Medicare Part B Enrollment:
The Social Security Administration is accepting Medicare Part B enrollment applications online for working individuals who qualify for a Special Enrollment Period (SEP).
You may use this online enrollment application if you are age 65 or older and you currently have or had within the last 8 months, group health plan (GHP) coverage through your (or your spouse's) current employment.
To complete this online enrollment application you will need:
Your Medicare number
Your current address and phone number
A valid email address
Documentation verifying your GHP coverage through your or your spouse’s current employment.
IMPORTANT: You will need to digitally sign the form to complete your application. To complete your digital signature, you will need to provide an email address. You will receive an email from [email protected] asking you to confirm your digital signature. If you do not receive the confirmation email within a few minutes of submitting your email address, please check your email Junk folder in case the confirmation was delivered there instead of your inbox. YOUR SIGNATURE IS NOT COMPLETE AND YOUR APPLICATION WILL NOT BE PROCESSED UNTIL YOU COMPLETE THE INSTRUCTIONS IN YOUR EMAIL.
PLEASE NOTE:
This application is most compatible with the following browsers: Microsoft Edge and Google Chrome.
I understand that I am entering a U.S. Government System to file a benefit application with the Social Security Administration. I understand that I need to provide the Social Security Administration information to process the benefit application. I understand that failing to agree to the statements below will result in my inability to file a benefit application online, which may prevent the Social Security Administration from making an accurate and timely decision about eligibility for benefits.
I understand that:
the Social Security Administration will validate the information I provide against the information in Social Security Administration's systems.
my activities may be monitored within this site.
any person who knowingly and willfully tries to obtain Social Security benefits falsely could be punished by a fine or imprisonment, or both.
I am authorized to file a claim on my own behalf or on behalf of someone else with the Social Security Administration.
Information about Social Security's Online Policies
The privacy of our customers is always very important to us. We encourage you to read our Privacy Act Statement.
I understand and agree to the above statement
Sign up for Part B only
Part B helps pay for your basic healthcare services. If you already have Part A, you can add Part B during specific enrollment periods.
Link takes you to this page . . .
Apply Online for Medicare Part B During a Special Enrollment Period
Instructions
Medicare Part B Enrollment:
The Social Security Administration is accepting Medicare Part B enrollment applications online for working individuals who qualify for a Special Enrollment Period (SEP).
You may use this online enrollment application if you are age 65 or older and you currently have or had within the last 8 months, group health plan (GHP) coverage through your (or your spouse's) current employment.
To complete this online enrollment application you will need:
Your Medicare number
Your current address and phone number
A valid email address
Documentation verifying your GHP coverage through your or your spouse’s current employment.
IMPORTANT: You will need to digitally sign the form to complete your application. To complete your digital signature, you will need to provide an email address. You will receive an email from [email protected] asking you to confirm your digital signature. If you do not receive the confirmation email within a few minutes of submitting your email address, please check your email Junk folder in case the confirmation was delivered there instead of your inbox. YOUR SIGNATURE IS NOT COMPLETE AND YOUR APPLICATION WILL NOT BE PROCESSED UNTIL YOU COMPLETE THE INSTRUCTIONS IN YOUR EMAIL.
PLEASE NOTE:
This application is most compatible with the following browsers: Microsoft Edge and Google Chrome.
I understand that I am entering a U.S. Government System to file a benefit application with the Social Security Administration. I understand that I need to provide the Social Security Administration information to process the benefit application. I understand that failing to agree to the statements below will result in my inability to file a benefit application online, which may prevent the Social Security Administration from making an accurate and timely decision about eligibility for benefits.
I understand that:
the Social Security Administration will validate the information I provide against the information in Social Security Administration's systems.
my activities may be monitored within this site.
any person who knowingly and willfully tries to obtain Social Security benefits falsely could be punished by a fine or imprisonment, or both.
I am authorized to file a claim on my own behalf or on behalf of someone else with the Social Security Administration.
Information about Social Security's Online Policies
The privacy of our customers is always very important to us. We encourage you to read our Privacy Act Statement.
I understand and agree to the above statement