| 25TH STREET DIALYSIS INC | BALTIMORE |
| ABERDEEN DIALYSIS | ABERDEEN |
| ADVANCED DIALYSIS CENTER - EASTON | EASTON |
| ADVANCED DIALYSIS CENTER - RANDALLSTOWN | RANDALLSTOWN |
| ADVANCED DIALYSIS CENTER - ROCKVILLE | ROCKVILLE |
| ARA - ADELPHI | ADELPHI |
| BALTIMORE COUNTY DIALYSIS FACILITY | RANDALLSTOWN |
| BERTHA SIRK DIALYSIS CENTER | BALTIMORE |
| BMA - BALTIMORE | BALTIMORE |
| BMA - BETHESDA | BETHESDA |
| BMA - CAMP SPRINGS | SUITLAND |
| BMA - FORT WASHINGTON | FORT WASHINGTON |
| BMA - LEONARDTOWN | LEONARDTOWN |
| BMA - ROCKVILLE | ROCKVILLE |
| BMA - SOUTH ANNAPOLIS | ANNAPOLIS |
| BMA - WHEATON | WHEATON |
| CALVERTON DIALYSIS | BELTSVILLE |
| CAMBRIDGE DIALYSIS CENTER | CAMBRIDGE |
| CARROLL COUNTY DIALYSIS FACILITY | WESTMINSTER |
| CATOCIN DIALYSIS | FREDERICK |
| CHARING CROSS DIALYSIS | CATONSVILLE |
| COMMUNITY DIALYSIS CENTERS INC | BALTIMORE |
| DAVITA - BALTIMORE GERIATRIC AND REHAB CENTER | BALTIMORE |
| DAVITA - BELAIR | BEL AIR |
| DAVITA - BERLIN DIALYSIS | BERLIN |
| DAVITA - CATONSVILLE | BALTIMORE |
| DAVITA - CEDAR LANE | COLUMBIA |
| DAVITA - DUNDALK | DUNDALK |
| DAVITA - EASTON | EASTON |
| DAVITA - FALLS ROAD | LUTHERVILLE |
| DAVITA - FREDERICK | FREDERICK |
| DAVITA - HARBOR PARK DIALYSIS | BALTIMORE |
| DAVITA - HOWARD COUNTY | COLUMBIA |
| DAVITA - J.B. ZACHARY | BALTIMORE |
| DAVITA - LAKESIDE | CLINTON |
| DAVITA - LANDOVER | LARGO |
| DAVITA - MARYLAND (BOND ST) | BALTIMORE |
| DAVITA - NORTH ROLLING ROAD DIALYSIS | BALTIMORE |
| DAVITA - OWINGS MILLS | OWINGS MILLS |
| DAVITA - PASADENA | PASADENA |
| DAVITA - ROCKVILLE | ROCKVILLE |
| DAVITA - SILVER SPRING | SILVER SPRING |
| DAVITA - SOUTHERN MARYLAND | CLINTON |
| DAVITA - WHITE SQUARE | BALTIMORE |
| DAVITA DIALYSIS - MERCY | BALTIMORE |
| DEERS HEAD CENTER | SALISBURY |
| DISTRICT HEIGHTS DIALYSIS | DISTRICT HEIGHTS |
| DOWNTOWN DIALYSIS CENTER | BALTIMORE |
| DULANEY TOWSON DIALYSIS CENTER | TOWSON |
| ELLICOTT CITY DIALYSIS CENTER LLC | ELLICOTT CITY |
| FMC - ANNE ARUNDEL | ANNAPOLIS |
| FMC - ELKTON | ELKTON |
| FMC - FORT FOOTE | FORT WASHINGTON |
| FMC - GREATER BALTIMORE | LUTHERVILLE |
| FMC - HAGERSTOWN | HAGERSTOWN |
| FMC - LAPLATA | LA PLATA |
| FMC - NORTH SALISBURY | SALISBURY |
| FMC - PRINCE GEORGES COUNTY DIALYSIS | LANHAM |
| FMC - PRINCESS ANNE | PRINCESS ANNE |
| FMC - ROBINWOOD | HAGERSTOWN |
| FMC - SALISBURY | SALISBURY |
| FMC - SILVER SPRING | SILVER SPRING |
| FMC - SURRATTS | CLINTON |
| FMC - TAKOMA PARK | HYATTSVILLE |
| FMC - WALDORF | WALDORF |
| FMC OF PORTER DIALYSIS - DUNDALK | DUNDALK |
| FMC OF PORTER DIALYSIS - PIKESVILLE | PIKESVILLE |
| FMC OF PORTER DIALYSIS - ROSEDALE | ROSEDALE |
| FMC OF PORTER DIALYSIS - WHITE MARSH | NOTTINGHAM |
| FOREST LANDING DIALYSIS | FOREST HILL |
| FREEDOM HOME DIALYSIS, LLC | FREDERICK |
| GERMANTOWN DIALYSIS | GERMANTOWN |
| GLEN BURNIE DIALYSIS | GLEN BURNIE |
| GOOD SAMARITAN HOSPITAL AT CROMWELL CENTER | BALTIMORE |
| GOOD SAMARITAN HOSPITAL | BALTIMORE |
| GREENSPRING DIALYSIS CENTER | BALTIMORE |
| HARFORD ROAD DIALYSIS CENTER | BALTIMORE |
| HOLY CROSS DIALYSIS CENTER - WOODMORE | MITCHELLVILLE |
| HOLY CROSS HOSPITAL | SILVER SPRING |
| IDF - ALLEGANY CENTER | CUMBERLAND |
| IDF - ARUNDEL CENTER | GLEN BURNIE |
| IDF - CALVERT CENTER | PRINCE FREDERICK |
| IDF - CHESTNUT SQUARE DIALYSIS CTR | BALTIMORE |
| IDF - GARRETT DIALYSIS CENTER | OAKLAND |
| IDF - PARKVIEW CENTER | BALTIMORE |
| JOHNS HOPKINS OUTPATIENT CARE (JHOC) | BALTIMORE |
| KIDNEY CARE OF LARGO | LARGO |
| KIDNEY CARE OF LAUREL | LAUREL |
| KIDNEY HOME CENTER | BALTIMORE |
| MANOR CARE DIALYSIS | BALTIMORE |
| MONTGOMERY RENAL CENTER, LLC | GERMANTOWN |
| NORTHWEST DIALYSIS CENTER | BALTIMORE |
| PIKESVILLE DIALYSIS | PIKESVILLE |
| QUALITY CARE DIALYSIS - SOUTHERN MARYLAND | CAMP SPRINGS |
| RAI - BALTIMORE-BELTSVILLE | BELTSVILLE |
| RAI - CHILLUM-HYATTSVILLE | HYATTSVILLE |
| RAI - OLD ALEXANDRIA-CLINTON | CLINTON |
| RAI - SILVER HILL | DISTRICT HEIGHTS |
| RENAL ADVANTAGE INC - OXON HILL | OXON HILL |
| RENAL CARE OF BOWIE, LLC | BOWIE |
| RENAL CARE OF LANHAM | LANHAM |
| RENAL CARE OF SEAT PLEASANT, LLC | SEAT PLEASANT |
| RENAL CAREPARTNERS - PRINCE FREDERICK | PRINCE FREDERICK |
| RENAL TREATMENT CENTER - WHEATON | WHEATON |
| RIVERTOWNE DIALYSIS CENTER | OXON HILL |
| SETON DRIVE DIALYSIS | BALTIMORE |
| SILVER SPRING ARTIFICIAL KIDNEY CENTER | SILVER SPRING |
| SPRINGBROOK DIALYSIS CENTER | SILVER SPRING |
| TAKOMA PARK DIALYSIS | HYATTSVILLE |
| TOTAL RENAL CARE - CHESTERTOWN | CHESTERTOWN |
| UNION MEMORIAL HOSPITAL DIALYSIS UNIT | BALTIMORE |
| UNIVERSAL DIALYSIS CENTER | COTTAGE CITY |
| US RENAL CARE - CHESAPEAKE | ARNOLD |
| US RENAL CARE - CHEVY CHASE | BETHESDA |
| US RENAL CARE - HYATTSVILLE | HYATTSVILLE |
| US RENAL CARE - NORTH BALTIMORE | BALTIMORE |
| US RENAL CARE - ROCKVILLE | ROCKVILLE |
| US RENAL CARE - WEST BALTIMORE | BALTIMORE |
| WASHINGTON COUNTY DIALYSIS | HAGERSTOWN |
| WESTERN MARYLAND CENTER | HAGERSTOWN |
| WESTERN MARYLAND REGIONAL DIALYSIS CENTER | CUMBERLAND |