CMS Regional Office Contacts for ACOs

If you have ACO or Shared Savings Program related questions, please direct your questions to the appropriate contact listed below for your geographical area:

Regional Office Contacts for ACOs

CMS Region 1 - Boston, MA, VT, NH, ME, RI, CT
Public ACO Inquiry Line: 617-565-1331
Public Email Address: ROBOSFM@cms.hhs.gov
Fax: 617-565-3856
Lead ACO Point of Contact: Gil Mason
Acting Regional Administrator, Raymond Hurd
Chief Medical Officer: William J. Kassler, MD, MPH
CMS Region 2 - New York, NY, NJ, PR, USVI
Public ACO Inquiry Line: 212-616-2500
Public Email Address: RONYCFM@cms.hhs.gov
Fax: 212-264-2790
Lead ACO Point of Contact: James White
Regional Administrator: Dr. Jaye Weisman
Chief Medical Officer: Nilsa Gutierrez, MD, MPH, FACP
CMS Region 3 - Philadelphia, PA, DE, WV, VA, DC, MD
Public ACO Inquiry Line: 215-861-4154
Public Email Address: ROPHICFM@cms.hhs.gov
Fax: 443-380-8955
Lead ACO Point of Contact: Sean Emberson
Regional Administrator: Nancy B. O'Connor
Chief Medical Officer: Barbara J. Connors, DO, MPH
CMS Region 4 - Atlanta, GA, KY, TN, NC, SC, AL, MS, FL
Public ACO Inquiry Line: 404-562-7347
Public Email Address: ROATLFM@cms.hhs.gov
Fax: 443-380-8924
Lead ACO Point of Contact: Denita Pryor & Teresa Wilson
Regional Administrator: Renard Murray
Chief Medical Officer: Richard E. Wild, MD, JD, MBA, FACEP
CMS Region 5 - Chicago, IL, MN, WI, MI, IN, OH
Public ACO Inquiry Line: 312-353-2322
Public Email Address: ROCHIFM@cms.hhs.gov
Fax: 312-353-9474
Lead ACO Point of Contact: Faye Starcevich
Regional Administrator: John Hammarlund
Chief Medical Officer: Derek Robinson, MD, MBA, FACEP
CMS Region 6 - Dallas, TX, NM, OK, AR, LA
Public ACO Inquiry Line: 214-767-6441
Public Email Address: RODALFM@cms.hhs.gov
Fax: 214-767-4440
Lead ACO Point of Contact: Kathy Maris
Regional Administrator: Renard Murray
Chief Medical Officer: David S. Nilasena MD, MSPH, MS
CMS Region 7 - Kansas City, MO, NE, IA, KS
Public ACO Inquiry Line: 816-426-5033
Public Email Address: ROKCMMFM@cms.hhs.gov
Fax: 816-426-3760
Lead ACO Point of Contact: Claudia Odgers & LeAnn Robinson
Regional Administrator: Jeff Hinson
Chief Medical Officer: Arnold Z. Balanoff, MD
CMS Region 8 - Denver, CO, MT, ND, WY, SD, UT
Public ACO Inquiry Line: 303-844-2111
Public Email Address: RODENMMFM@cms.hhs.gov
Fax: 303-844-7054
Lead ACO Point of Contact: Lyla Nichols
Regional Administrator: Jeff Hinson
Chief Medical Officer: Mark A. Levine, MD, FACP
CMS Region 9 - San Francisco, CA, NV, AZ, HI, GU, AS, MP
Public ACO Inquiry Line: 415-744-3658
Public Email Address: ROSFOFM@cms.hhs.gov
Fax: 415-744-2706
Lead ACO Point of Contact: Neal Logue
Regional Administrator: David Sayen
Chief Medical Officer: Betsy L. Thompson, MD, DrPH
CMS Region 10 - Seattle, WA, OR, ID, AK
Public ACO Inquiry Line: 206-615-2331
Public Email Address: ROSEA_DFMFFSO2@cms.hhs.gov
Fax: 206-615-3804
Lead ACO Point of Contact: Rebecca Chapman
Back-Up Point of Contact: Lauri Tan
Regional Administrator: John Hammarlund
Chief Medical Officer: Nancy Fisher, MD