**Exhibit      21**

**Subsidiaries      of the Company**

|                                           | Jurisdiction                  of | Percentage                  Owned |
|------------------------------------------------|----------------------------------|-----------------------------------|
| Subsidiaries                                   |  Incorporation              | By                  Registrant    |
|                                           |                             |                              |
| DCA                  Medical Services, Inc.(1) | Florida                          | 100%                              |
| DCA                  of Adel, LLC              | Georgia                          | 100%                              |
| DCA                  of Calhoun, LLC(2)        | Georgia                          | 100%                              |
| DCA                  of Central Valdosta, LLC  | Georgia                          | 100%                              |
| DCA                  of Fitzgerald, LLC        | Georgia                          | 100%                              |
| DCA                  of Hawkinsville, LLC(1)   | Georgia                          | 100%                              |
| DCA                  of Royston, LLC           | Georgia                          | 100%                              |
| DCA                  of So. Ga., LLC           | Georgia                          | 100%                              |
| DCA                  of Chesapeake(3)          | Maryland                         |                    80%       |
| DCA                  of Chevy Chase, LLC       | Maryland                         |                    80%       |
| DCA                  of North Baltimore(3)     | Maryland                         |                    80%       |
| DCA                  of West Baltimore, LLC    | Maryland                         |                    60%       |
| DCA                  of Rockville, LLC         | Maryland                         | 100%                              |
| DCA                  of Manahawkin, Inc.       | New                  Jersey      |                    80%       |
| DCA                  of Vineland, LLC          | New                  Jersey      |                    51%       |
| DCA                  of Cincinnati, LLC        | Ohio                             |                    60%       |
| DCA                  of Norwood, LLC(3)        | Ohio                             | 100%                              |
| DCA                  of Carlisle, Inc.         | Pennsylvania                     |                    80%       |
| DCA                  of Chambersburg, Inc.     | Pennsylvania                     |                    80%       |
| DCA                  of Lemoyne, Inc.          | Pennsylvania                     | 100%                              |
| DCA                  of Mechanicsburg, LLC     | Pennsylvania                     | 100%                              |
| DCA                  of Pottstown, LLC         | Pennsylvania                     |                    80%       |
| DCA                  of Wellsboro, Inc.        | Pennsylvania                     | 100%                              |
| DCA                  of York, LLC(2)           | Pennsylvania                     |                    60%       |
| Keystone                  Kidney Care, Inc.(4) | Pennsylvania                     | 100%                              |
| DCA                  of Aiken, LLC             | South                  Carolina  | 100%                              |
| DCA                  of Aiken II, LLC(2)       | South                  Carolina  | 100%                              |
| DCA                  of Barnwell, LLC(2)       | South                  Carolina  | 100%                              |
| DCA                  of Edgefield, LLC         | South                  Carolina  | 100%                              |
| DCA                  of Ashland, LLC           | Virginia                         |                    80%       |
| DCA                  of Kilmarnock, LLC(3)     | Virginia                         |                    80%       |
| DCA                  of Warsaw, LLC            | Virginia                         | 100%                              |