Diagnostic code
726 — Fibromyalgia
726 is an OHIP diagnostic code used on Ontario Health Insurance Plan claims. Fibromyalgia.
- Code
- 726
- Description
- Fibromyalgia
Updated October 26, 2026
726 is the OHIP diagnostic code for fibromyalgia.
Conditions billed under this code
- Fibromyalgia
What it covers
The Ministry lists 726 as 'Fibromyalgia' in the Diseases of the Musculoskeletal System and Connective Tissue chapter.
In ICD-9, 726 is a group of tendon and ligament attachment disorders, such as frozen shoulder and tennis elbow. Ontario's list gives 726 to fibromyalgia alone and doesn't name those conditions.
Close neighbours: 795 myalgic encephalomyelitis/chronic fatigue syndrome, 729 fibrositis, myositis and muscular rheumatism, 725 polymyalgia rheumatica, and 781 for muscle pain not yet diagnosed.
Billing notes
- K037, fibromyalgia/myalgic encephalomyelitis care, is a family practice time-based service billed per half-hour unit. No other consultation, assessment, visit or time-based service is payable to the same physician for the same patient that day (A51).
- Fibromyalgia is one of six diseases eligible for chronic disease shared appointments, K140 to K144 (A22).
Related codes: 795, 729, 725, 781
Sources
- OHIP Diagnostic Codes (Ministry of Health, February 2026)
- Schedule of Benefits: Physician Services (effective July 1, 2026)
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