CMS Regional Offices
CMS Regional Offices
Contact your CMS Regional Office for questions.
The Regional Offices of the Centers for Medicare & Medicaid Services are the agency’s state and local presence. Regional field staff work closely with beneficiaries, health care providers, state governments, CMS contractors, community groups and others to provide education and address questions.
When sending an inquiry by mail into any CMS Regional Office, use this centralized mailing address:
Centers for Medicare & Medicaid Services
Office of Program Operations and Local Engagement
7500 Security Boulevard, Mail Stop DO-01-40
Baltimore, Maryland 21244-1850
| Region | Regional Office Location | Contact | States served by the Region |
|---|---|---|---|
| Region 1 | Boston | ROBOSORA@cms.hhs.gov | Connecticut, Maine, Massachusetts, New Hampshire, Rhode Island, Vermont |
| Region 2 | New York | RONYCORA@cms.hhs.gov | New Jersey, New York, Puerto Rico, Virgin Islands |
| Region 3 | Philadelphia |
| Delaware, District of Columbia, Maryland, Pennsylvania, Virginia, West Virginia |
| Region 4 | Atlanta |
| Alabama, Florida, Georgia, Kentucky, Mississippi, North Carolina, South Carolina, Tennessee |
| Region 5 | Chicago |
| Illinois, Indiana, Michigan, Minnesota, Ohio, Wisconsin |
| Region 6 | Dallas |
| Arkansas, Louisiana, New Mexico, Oklahoma, Texas |
| Region 7 | Kansas City |
| Iowa, Kansas, Missouri, Nebraska |
| Region 8 | Denver | RODENORA@cms.hhs.gov | Colorado, Montana, North Dakota, South Dakota, Utah, Wyoming |
| Region 9 | San Francisco | ROSFOORA@cms.hhs.gov | Arizona, California, Hawaii, Nevada, Pacific Territories |
| Region 10 | Seattle | ROSEA_ORA2@cms.hhs.gov | Alaska, Idaho, Oregon, Washington |
Page Last Modified:
06/05/2025 09:21 AM