After the 2012 MOH Healthcare sector pay revisions, the pay ranges for health therapists are (exact amt may not be accurate):

Job Grade
11 (entry-level Diploma-holder) S$2200 - S$2900. Job Title: Therapist
12 (entry-level Degree-holder and above) S$2600 - S$4200. Job Title: Therapist
13 (intermediate/senior level) S$3200 - S$5000+. Job Title: Therapist / Senior Therapist
14 (senior level) S$4150 - S$7230. Job Title: Senior Therapist
15 (principal level) S$5200 - S$8000+. Job Title: Principal Therapist
16 (senior principal level) - [sorry, not able to get info yet]