Contact Information

Accountable Care Organizations (ACO) 

ACOs should utilize these resources for questions related to Program operations and policy inquiries; technical inquiries related to program data and program reports; ACO Management System (ACO-MS); and assistance with user access to CMS systems, including password resets.

To help navigate questions regarding the Shared Savings Program, participating ACOs can contact their ACO Coordinator as the first line of contact. These additional resources are also available:

Program Mailbox: SharedSavingsProgram@cms.hhs.gov

ACO Information Center: 1-888-734-6433 (Option 1) or TTY/TDD 1-888-734-6563, Monday–Friday 8:30 a.m.¬–7:30 p.m. ET

Beneficiaries

Beneficiaries should call 1-800-MEDICARE (1-800-633-4227), TTY users should call 1-877-486-2048 for all of the following:

  • General questions about the Shared Savings Program.
  • To decline sharing health care information.
  • To select their main doctor in www.MyMedicare.gov.

Region-Specific Inquiries

For ACO or Shared Savings Program related questions, please send an email to FeeForServiceQuestions@cms.hhs.gov or direct questions to the appropriate Shared Savings Program contact listed below for each geographical area. All public contact information is listed below.

# Office Location Contact Information
1 Boston, MA
MA, VT, NH, ME, RI, CT
Phone: 617-565-4630
Contacts: Sherri Bisci, Anita Johnson, & Richard Singer
Division Director: Sue Kossler
2 New York, NY
NY, NJ, PR, USVI
Phone: 212-616-2500
Contacts: Bridget Baker
Division Director: Denise Molloy
3 Philadelphia, PA
PA, DE, WV, VA, DC, MD
Phone: 215-861-4154
Contacts: Tara Bramhall, Anthony DiFondi, & Sean Emberson
Division Director: Lynne Tierney 
4 Atlanta, GA
GA, KY, TN, NC, SC, AL, MS, FL
Phone: 404-562-7347
Contacts: Carl Brewer, Lance Bryan, & Kimberly Martin
Division Director: Genise Huey
5 Chicago, IL
IL, MN, WI, MI, IN, OH
Phone: 312-353-2322
Contacts: Vivian Howard, Nicole Jacobson-Avila, & Vered Zino
Division Director: Julius Bunch
6 Dallas, TX
TX, NM, OK, AR, LA
Phone: 214-767-6441
Contacts: Lisa Littleaxe, Ron Onyon, & Mark Porter-Rodriguez
Division Director: Bobbie Sullivan 
7 Kansas City, MO
MO, NE, IA, KS
Phone: 816-426-5033
Contact: Charles Huddleston, William Phan, Tracie Smith, & Melissa Unruh
Division Director: Ruth Powers 
8 Denver, CO
CO, MT, ND, WY, SD, UT
Phone: 303-844-2111
Contacts: Lisa Kubaska & Jermaine Mason 
Division Director: Larron Dolence 
9 San Francisco, CA
CA, NV, AZ, HI, GU, AS, MP
Phone: 415-744-3658
Contacts: Aryanna Abouzari, Christina Bagwell, Susan Castleberry, & Tamy Leung
Division Director: Kirk Sadur 
10 Seattle, WA
WA, OR, ID, AK
Phone: 206-615-2399
Contacts: Konah Gweh & Jessica Terry
Division Director: Becky Chapman

 

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Page Last Modified:
08/11/2022 03:34 PM