| 1991 | POLIKLINIK SRI PRIMA | NO. 68G, JALAN TUN PERAK | 50050 | Kuala Lumpur | W.P. Kuala Lumpur | +603-20222967 | No | |
| 1992 | KLINIK INTER-MED | 43, JALAN TUN TAN SIEW SIN, KUALA LUMPUR | 50050 | Kuala Lumpur | W.P. Kuala Lumpur | +603-20722087 | No | |
| 1993 | Klinik Setia | No. 37, Jalan Tun H. S. Lee | 50000 | Kuala Lumpur | W.P. Kuala Lumpur | +603-20703491 | No | |
| 1994 | Klinik Kesihatan Bukit Fraser | Bukit Fraser | 49000 | Bukit Fraser | Pahang | +609-3622333 | Yes | |
| 1995 | KLINIK NG DAN SINGH | NO 16, JALAN MELATI 2A ZONE 2 & 5, BUKIT BERUNTUNG | 48300 | Rawang | Selangor | +603-60282939 | No | |
| 1996 | KLINIK WONG SINGH | KLINIK WONG SINGH SENTOSA SDN BHD NO 53&55 (GROUND FLOOR) JALAN BUNGA KERTAS 1E, SEKSYEN BS 1 , BUKIT SENTOSA | 48300 | Rawang | Selangor | +603-60283028 | No | |
| 1997 | KLINIK NG DAN SINGH | NO 25, JALAN BUNGA KERTAS 1E BANDAR BUKIT SENTOSA | 48300 | Rawang | Selangor | +603-60281185 | No | |
| 1998 | KLINIK ANDA 24 JAM | No 17, 17-1 & 17-2, JALAN ORKID 1G, PERNIAGAAN JALAN ORKID BUKIT SENTOSA | 48300 | Rawang | Selangor | +603-60781255 | No | |
| 1999 | KLINIK NG DAN SINGH | NO. 9G,JALAN SEROJA 1, SEKSYEN BS6 BUKIT SENTOSA 2 | 48300 | Rawang | Selangor | +603-60213238 | No | |
| 2000 | KLINIK SP CARE | 13G, Jalan Orkid 1B, Seksyen BS2, Bukit Sentosa | 48300 | Rawang | Selangor | +603-60282753 | No | |