| # | Name | State | City | Postcode | Status |
|---|---|---|---|---|---|
| 3531 | OPTOMETRIS ANGGUN SUNWAY PYRAMID | Selangor Darul Ehsan | Petaling Jaya | 46150 | Active |
| 3532 | OPULENCE HOLIDAY PLAZA LG28 | Johor Darul Takzim | Johor Bahru | 80250 | Active |
| 3533 | ORALIX MSK SDN BHD | Melaka | Melaka | 75000 | Active |
| 3534 | ORCHID FAMILY POLYCLINIC (TAMAN PELANGI) | Johor Darul Takzim | Johor Bahru | 80400 | Active |
| 3535 | ORIENTAL MELAKA STRAITS MEDICAL CENTRE | Melaka | Melaka | 75200 | Active |
| 3536 | ORION CLINIC | Selangor Darul Ehsan | Cyberjaya | 63000 | Active |
| 3537 | OSEL CLINIC | Pulau Pinang | Pulau Pinang | 10470 | Active |
| 3538 | OSEL CLINIC (MACALISTER HQ) | Pulau Pinang | Pulau Pinang | 10400 | Active |
| 3539 | OSTEOBIONICS SDN BHD | Wilayah Persekutuan Kuala Lumpur | Kuala Lumpur | 52200 | Active |
| 3540 | OUR PHYSIO SDN BHD | Pulau Pinang | Bayan Lepas | 11900 | Active |