Cost Transparency Rx

Register for Rx Purchaser Notifications

Register to receive 60-day advance notice of a specified increase in the wholesale acquisition cost of a prescription drug from prescription drug manufacturers.

Current List of Registered Rx Purchasers

Download the list of registered prescription drug purchasers for the purpose of 60-day advance notice of a specified increase in the wholesale acquisition cost of a prescription drug, as required by Senate Bill 17. This list will be updated weekly or as needed to include all current registrants.

SB 17 Overview

Senate Bill (SB) 17 (Chapter 603, Statutes of 2017)

The implementation plan outlined below describes the provisions of SB 17 involving OSHPD. There are also provisions that will be implemented by the Department of Managed Health Care and the California Department of Insurance.

Read Senate Bill 17

Beginning January 1, 2018, SB 17 requires OSHPD to make available a registry of public and private purchasers for purposes of the 60-day advance notice requirement for specified increases in the wholesale acquisition cost of a prescription drug. Public and private purchasers may register with OSHPD beginning December 1, 2017 on this website.

Beginning January 1, 2019, drug manufacturers must notify OSHPD within three days of introducing a new drug at a wholesale acquisition cost that exceeds the specified threshold. Within 30 days of this notification, manufacturers must submit additional information to OSHPD. OSHPD will publish this information on its website quarterly.

Beginning after January 1, 2019, drug manufacturers are required to submit to OSHPD information on the rationale for cost increases for existing drugs that fall under the reporting requirement. OSHPD will collect this information beginning April 2019 and publish on its website within 60 days of receipt from each manufacturer on a quarterly basis.

Read the Full November 2017 Implementation Plan

Upcoming Activities

Projected Time Period
OSHPD Activities
March 15, 2018 Conduct public workshop with data users.
April 11, 2018 Conduct public workshop with data submitters.
July 2018 Open rulemaking period and conduct public forum for comment.
September - December 2018 Release preliminary information reporting requirements and information collection format to drug manufacturers and share with stakeholders.
January 1, 2019 Formally adopt regulations.
January 2019 Begin collecting information related to new prescription drugs from drug manufacturers. OSHPD to publish this information quarterly on its website beginning Spring 2019.
April 2019 Begin collecting first quarter 2019 prescription drug cost increase information for existing drugs from drug manufacturers.
By June 2019 Publish first quarter 2019 drug cost increase information for existing drugs on OSHPD website.


Event Date Location Materials
Data User Workshop March 15th, 2018
2020 West El Camino Avenue
Sacramento, CA 95833
User Story Template
Data Submitter Workshop April 11th, 2018 2020 West El Camino Avenue
Sacramento, CA 95833

OSHPD is conducting a workshop with data users to elicit feedback on the requirements for data that OSHPD will publish, per the provisions of Senate Bill 17. The purpose of this workshop is to inform the development of regulations and technical guidance, including definitions, data elements, and scenarios for use of the data.

The workshop will take place March 15, 2018 from 1-5pm at OSHPD's offices in Sacramento at 2020 West El Camino Avenue. The workshop is open to the public. Attendees are encouraged to arrive 30 minutes before the workshop begins. Attendees of the workshop will also be invited to provide further comment via email after the workshop.

OSHPD will conduct a second workshop, focused on soliciting feedback from data submitters required to provide information to OSHPD, pursuant to the provisions of SB 17, on April 11, 2018, at OSHPD's Sacramento office. More information about the data submitter workshop will be posted to the CTRx webpage in the coming months.

Further details will be sent to the CTRx informational mailing list ahead of the meeting. An agenda and full set of materials will be posted to this webpage.

Pursuant to the Americans with Disabilities Act, reasonable accommodation requests may be directed at least five (5) working days in advance of this event to Adrienne Starkey at 916-326-3684 or


This page was last updated on Monday, March 12, 2018.

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