Developer Group for CMS Blue Button API - Google Groups

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Welcome to the Google Group for CMS Blue Button 2.0 API. Please refer to our website for more information: bluebutton.cms.gov.

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Developer Group for CMS Blue Button API

Jun 11

Join us July 14 -16 at the virtual CMS HL7 FHIR Connectathon!

Hello Blue Button API Community, Join us July 14-16, 2026, at the virtual CMS HL7 FHIR Connectathon!

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📣Announcement

Join us July 14 -16 at the virtual CMS HL7 FHIR Connectathon!

Hello Blue Button API Community, Join us July 14-16, 2026, at the virtual CMS HL7 FHIR Connectathon!

Jun 11

Developer Group for CMS Blue Button API2

May 28

Scheduled Blue Button API Downtime

Hi Blue Button API Users, The scheduled maintenance has successfully completed, and service is fully

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📣Announcement

Scheduled Blue Button API Downtime

Hi Blue Button API Users, The scheduled maintenance has successfully completed, and service is fully

May 28

Developer Group for CMS Blue Button API2

May 22

Scheduled Blue Button API Downtime

Hi Blue Button API Users, The scheduled maintenance has successfully completed, and service is fully

unread,

📣Announcement

Scheduled Blue Button API Downtime

Hi Blue Button API Users, The scheduled maintenance has successfully completed, and service is fully

May 22

Developer Group for CMS Blue Button API2

May 18

Coming Soon: Updated default access token lengths

Hello Blue Button API Community, We are following up to let you know that the default access token

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📣Announcement

Coming Soon: Updated default access token lengths

Hello Blue Button API Community, We are following up to let you know that the default access token

May 18

Developer Group for CMS Blue Button API, Venkata CVR3

Mar 13

FYI: Updated authentication options on Medicare.gov

Hi Venkata, Thank you for reaching out! We wanted to clarify a couple of things regarding the

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📣Announcement

FYI: Updated authentication options on Medicare.gov

Hi Venkata, Thank you for reaching out! We wanted to clarify a couple of things regarding the

Mar 13

Developer Group for CMS Blue Button API

Feb 19

Update to Content-Type header on FHIR responses

Hello Blue Button Community, In order to ensure more robust FHIR conformance, in next week's

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📣Announcement

Update to Content-Type header on FHIR responses

Hello Blue Button Community, In order to ensure more robust FHIR conformance, in next week's

Feb 19

Developer Group for CMS Blue Button API2

Jan 29

Removing Provider Tax Identification Numbers

After further review, we have determined that providers' Tax Identification Numbers (TINs) will

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📣Announcement

Removing Provider Tax Identification Numbers

After further review, we have determined that providers' Tax Identification Numbers (TINs) will

Jan 29

Developer Group for CMS Blue Button API2

10/27/25

Government shutdown status

Hello Blue Button Community, Due to the government shutdown, CMS is not holding meetings or calls

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📣Announcement

Government shutdown status

Hello Blue Button Community, Due to the government shutdown, CMS is not holding meetings or calls

10/27/25

Developer Group for CMS Blue Button API2

Jan 28

Known Issue: Logged in users may be unable to complete BB2 authorization flow

Hello Blue Button API Community - We are following up on this to let you know that this issue has

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📣Announcement

Known Issue: Logged in users may be unable to complete BB2 authorization flow

Hello Blue Button API Community - We are following up on this to let you know that this issue has

Jan 28

Developer Group for CMS Blue Button API

9/12/25

Join us for the next Developer Office Hours: October 28 12-1PM ET

Thanks to everyone who has joined our office hours sessions so far! These have been valuable for our

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📣Announcement

Join us for the next Developer Office Hours: October 28 12-1PM ET

Thanks to everyone who has joined our office hours sessions so far! These have been valuable for our

9/12/25

Developer Group for CMS Blue Button API4

12/2/25

Coming Soon: Support for SMART App Launch v2.2

Please note that the SMART App Launch v2.2.0 updates are now in effect in the production environment.

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📣Announcement

Coming Soon: Support for SMART App Launch v2.2

Please note that the SMART App Launch v2.2.0 updates are now in effect in the production environment.

12/2/25

Developer Group for CMS Blue Button API3

8/27/25

Scheduled BB2 API Downtime

The scheduled maintenance has successfully completed and service is fully restored for the API in the

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📣Announcement

Scheduled BB2 API Downtime

The scheduled maintenance has successfully completed and service is fully restored for the API in the

8/27/25

Developer Group for CMS Blue Button API2

8/14/25

The BB2 API team is investigating a degradation in service

Hello BB2 API Users, We are happy to report that the issue has been resolved. Services have been

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📣Announcement

The BB2 API team is investigating a degradation in service

Hello BB2 API Users, We are happy to report that the issue has been resolved. Services have been

8/14/25

Developer Group for CMS Blue Button API, Yuri Fukuda4

8/27/25

Join us for Developer Office Hours for Blue Button 2.0 API users on 8/26!

Hello Yuri - Unfortunately, the office hours session was not recorded. However, we do plan to hold

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📣Announcement

Join us for Developer Office Hours for Blue Button 2.0 API users on 8/26!

Hello Yuri - Unfortunately, the office hours session was not recorded. However, we do plan to hold

8/27/25

Developer Group for CMS Blue Button API5

6/23/25

Scheduled Blue Button 2.0 Downtime

The scheduled maintenance has successfully completed and service is fully restored for the API in the

unread,

📣Announcement

Scheduled Blue Button 2.0 Downtime

The scheduled maintenance has successfully completed and service is fully restored for the API in the

6/23/25

Developer Group for CMS Blue Button API2

6/25/25

Join us July 15-17, 2025 at the virtual CMS HL7 FHIR Connectathon!

Reminder: Registration for the Connectathon closes on Monday, June 30. Join us and other CMS teams

unread,

📣Announcement

Join us July 15-17, 2025 at the virtual CMS HL7 FHIR Connectathon!

Reminder: Registration for the Connectathon closes on Monday, June 30. Join us and other CMS teams

6/25/25

Developer Group for CMS Blue Button API2

5/19/25

Request for Information; Health Technology Ecosystem

Hello Blue Button 2.0 Community, Following up to our post on the RFI, there will be a Q/A session

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📣Announcement

Request for Information; Health Technology Ecosystem

Hello Blue Button 2.0 Community, Following up to our post on the RFI, there will be a Q/A session

5/19/25

Developer Group for CMS Blue Button API

4/28/25

Synthetic user account updates

Hi Blue Button 2.0 API Community, In order to accommodate infrastructure changes and to simplify the

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📣Announcement

Synthetic user account updates

Hi Blue Button 2.0 API Community, In order to accommodate infrastructure changes and to simplify the

4/28/25

Developer Group for CMS Blue Button API

4/11/25

Terms of Service Reminder

Hi Blue Button 2.0 Community, This is a reminder that the Blue Button 2.0 Terms of Service states

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📣Announcement

Terms of Service Reminder

Hi Blue Button 2.0 Community, This is a reminder that the Blue Button 2.0 Terms of Service states

4/11/25

Developer Group for CMS Blue Button API3

4/16/25

Join us at the first Developer Office Hours for Blue Button 2.0 API users on 4/15!

Thanks to everyone who joined us for our first Developer Office Hours. We were excited to host

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📣Announcement

Join us at the first Developer Office Hours for Blue Button 2.0 API users on 4/15!

Thanks to everyone who joined us for our first Developer Office Hours. We were excited to host

4/16/25

Developer Group for CMS Blue Button API

12/11/24

Release notes: expiration date availability and new /revoke endpoint

Hello Blue Button 2.0 Community, Following our announcement about the authorization time limit

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📣Announcement

Release notes: expiration date availability and new /revoke endpoint

Hello Blue Button 2.0 Community, Following our announcement about the authorization time limit

12/11/24

CMS BlueButtonAPI

10/3/24

Invite sent in error: please disregard

Apologies if you received a Google Meet invite - this was sent out in error. Please disregard. - The

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📣Announcement

Invite sent in error: please disregard

Apologies if you received a Google Meet invite - this was sent out in error. Please disregard. - The

10/3/24

Developer Group for CMS Blue Button API

8/14/24

Blue Button 2.0 authorization screen now available in Spanish

Hello Blue Button 2.0 Community, As of today, the Blue Button 2.0 authorization screen is available

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📣Announcement

Blue Button 2.0 authorization screen now available in Spanish

Hello Blue Button 2.0 Community, As of today, the Blue Button 2.0 authorization screen is available

8/14/24

Developer Group for CMS Blue Button API2

6/4/24

Action Required: Updates to Blue Button 2.0 authorization time limits

Apologies if you are having difficulty seeing the screenshots in the above post. They are added here

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📣Announcement

Action Required: Updates to Blue Button 2.0 authorization time limits

Apologies if you are having difficulty seeing the screenshots in the above post. They are added here

6/4/24

Developer Group for CMS Blue Button API

5/29/24

Scheduled Medicare.gov downtime

Hello, Medicare.gov will be experiencing scheduled downtime on Thursday, May 30th at 10pm EST until

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📣Announcement

Scheduled Medicare.gov downtime

Hello, Medicare.gov will be experiencing scheduled downtime on Thursday, May 30th at 10pm EST until

5/29/24

Developer Group for CMS Blue Button API

5/15/24

FYI: Cipher updates in production coming 5/27/24

Hello, Akamai, which the Blue Button 2.0 API utilizes, is making an update to their required Ciphers.

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📣Announcement

FYI: Cipher updates in production coming 5/27/24

Hello, Akamai, which the Blue Button 2.0 API utilizes, is making an update to their required Ciphers.

5/15/24

Developer Group for CMS Blue Button API

12/6/23

FYI: State Medicaid Agency (SMA) Endpoint Directory

Of potential interest to developers working with Blue Button 2.0: In compliance with the 2020 CMS

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📣Announcement

FYI: State Medicaid Agency (SMA) Endpoint Directory

Of potential interest to developers working with Blue Button 2.0: In compliance with the 2020 CMS

12/6/23

Developer Group for CMS Blue Button API

9/7/23

ONC and CMS Webinar October 18: Enabling Patient Access to Health Data for Actionable Results

Members of this group may be interested in an upcoming free webinar hosted by the Health and Human

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📣Announcement

ONC and CMS Webinar October 18: Enabling Patient Access to Health Data for Actionable Results

Members of this group may be interested in an upcoming free webinar hosted by the Health and Human

9/7/23

Developer Group for CMS Blue Button API

7/20/23

New ‘expire authenticated user’ endpoint available for use in sandbox environment

A new endpoint is now available for testing in the Blue Button 2.0 sandbox. The 'expire

unread,

📣Announcement

New ‘expire authenticated user’ endpoint available for use in sandbox environment

A new endpoint is now available for testing in the Blue Button 2.0 sandbox. The 'expire

7/20/23

Developer Group for CMS Blue Button API

7/18/23

Announcement: Synthetic User Account Improvements

Our first 10000 synthetic user accounts have been replaced with a new data set, based on feedback

unread,

📣Announcement

Announcement: Synthetic User Account Improvements

Our first 10000 synthetic user accounts have been replaced with a new data set, based on feedback

7/18/23

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