M00–M99
Diseases of the Musculoskeletal System and Connective Tissue
Arthritis, osteoporosis, back pain, gout
M33.12
Other dermatomyositis with myopathy
Billable
M33.13
Other dermatomyositis without myopathy
Billable
M33.19
Other dermatomyositis with other organ involvement
Billable
M33.2
Polymyositis
Non-billable
M33.20
Polymyositis, organ involvement unspecified
Billable
M33.21
Polymyositis with respiratory involvement
Billable
M33.22
Polymyositis with myopathy
Billable
M33.29
Polymyositis with other organ involvement
Billable
M33.9
Dermatopolymyositis, unspecified
Non-billable
M33.90
Dermatopolymyositis, unspecified, organ involvement unspecified
Billable
M33.91
Dermatopolymyositis, unspecified with respiratory involvement
Billable
M33.92
Dermatopolymyositis, unspecified with myopathy
Billable
M33.93
Dermatopolymyositis, unspecified without myopathy
Billable
M33.99
Dermatopolymyositis, unspecified with other organ involvement
Billable
M34
Systemic sclerosis [scleroderma]
Non-billable
M34.0
Progressive systemic sclerosis
Billable
M34.1
CR(E)ST syndrome
Billable
M34.2
Systemic sclerosis induced by drug and chemical
Billable
M34.8
Other forms of systemic sclerosis
Non-billable
M34.81
Systemic sclerosis with lung involvement
Billable
M34.82
Systemic sclerosis with myopathy
Billable
M34.83
Systemic sclerosis with polyneuropathy
Billable
M34.89
Other systemic sclerosis
Billable
M34.9
Systemic sclerosis, unspecified
Billable
M35
Other systemic involvement of connective tissue
Non-billable
M35.0
Sjogren syndrome
Non-billable
M35.00
Sjogren syndrome, unspecified
Billable
M35.01
Sjogren syndrome with keratoconjunctivitis
Billable
M35.02
Sjogren syndrome with lung involvement
Billable
M35.03
Sjogren syndrome with myopathy
Billable
M35.04
Sjogren syndrome with tubulo-interstitial nephropathy
Billable
M35.05
Sjogren syndrome with inflammatory arthritis
Billable
M35.06
Sjogren syndrome with peripheral nervous system involvement
Billable
M35.07
Sjogren syndrome with central nervous system involvement
Billable
M35.08
Sjogren syndrome with gastrointestinal involvement
Billable
M35.09
Sjogren syndrome with other organ involvement
Billable
M35.0A
Sjogren syndrome with glomerular disease
Billable
M35.0B
Sjogren syndrome with vasculitis
Billable
M35.0C
Sjogren syndrome with dental involvement
Billable
M35.1
Other overlap syndromes
Billable
M35.2
Behcet's disease
Billable
M35.3
Polymyalgia rheumatica
Billable
M35.4
Diffuse (eosinophilic) fasciitis
Billable
M35.5
Multifocal fibrosclerosis
Billable
M35.6
Relapsing panniculitis [Weber-Christian]
Billable
M35.7
Hypermobility syndrome
Billable
M35.8
Other specified systemic involvement of connective tissue
Non-billable
M35.81
Multisystem inflammatory syndrome
Billable
M35.89
Other specified systemic involvement of connective tissue
Billable
M35.9
Systemic involvement of connective tissue, unspecified
Billable
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