How to Join

Physicians interested in joining one of our Prospect Medical Systems’ networks should submit a letter of interest, a W-9 and a current Curriculum Vitae to our Provider Contracting Department at  Also, please complete this questionnaire and include it with your CV, W-9 and letter of interest.

We will review your information—along with our current network needs—and provide a response to you within 30 days.

Your interest is most appreciated, and we look forward to partnering with you.

For physicians that need to update their practice information, such as address, suite, phone or fax changes, please send the updated information to  Be sure to include the new change, effective date and W-9.