About Us

About the Antelope Valley ACO

For general questions or additional information about Accountable Care Organizations (ACOs), please visit www.medicare.gov/acos.html or call 1-800 MEDICARE (1-800-633-4227). TTY users should call 1-877-486-2048.

Learn more about us at:


Business Hours

Monday - Friday

9am - 5pm


ACO Primary Contact

Debby Nickols

Operations Manager

Phone: (661) 726-6600


ACO Administrative Leadership

Satya Dandamudi, M.D.

Chair of Board of Directors

Ravi Shankar, M.D

Medical Director & CEO


Russell Greif, D.O.


Vivek Radhakrishnan, J.D.

Compliance Officer