ICD-10-CM Codes
M00-M99 Diseases of the musculoskeletal system and connective tissue
M30-M36 Systemic connective tissue disorders
M33- Dermatopolymyositis
2021 ICD-10-CM Diagnosis Code M33.93

2021 ICD-10-CM Diagnosis Code M33.93

Dermatopolymyositis, unspecified without myopathy

2018 - New Code

2019

2020

2021

Billable/Specific Code

M33.93 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
The 2021 edition of ICD-10-CM M33.93 became effective on October 1, 2020.
This is the American ICD-10-CM version of M33.93 - other international versions of ICD-10 M33.93 may differ.

The following code(s) above M33.93 contain annotation back-references

Annotation Back-References

In this context, annotation back-references refer to codes that contain:

Applicable To annotations, or
Code Also annotations, or
Code First annotations, or
Excludes1 annotations, or
Excludes2 annotations, or
Includes annotations, or
Note annotations, or
Use Additional annotations

that may be applicable to M33.93:

M00-M99
2021 ICD-10-CM Range M00-M99
Diseases of the musculoskeletal system and connective tissue
Note
- Use an external cause code following the code for the musculoskeletal condition, if applicable, to identify the cause of the musculoskeletal condition
Type 2 Excludes
- arthropathic psoriasis (L40.5-)
- certain conditions originating in the perinatal period (P04-P96)
- certain infectious and parasitic diseases (A00-B99)
- compartment syndrome (traumatic) (T79.A-)
- complications of pregnancy, childbirth and the puerperium (O00-O9A)
- congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
- endocrine, nutritional and metabolic diseases (E00-E88)
- injury, poisoning and certain other consequences of external causes (S00-T88)
- neoplasms (C00-D49)
- symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
Diseases of the musculoskeletal system and connective tissue
M30-M36
2021 ICD-10-CM Range M30-M36
Systemic connective tissue disorders
Includes
- autoimmune disease NOS
- collagen (vascular) disease NOS
- systemic autoimmune disease
- systemic collagen (vascular) disease
Type 1 Excludes
- autoimmune disease, single organ or single cell-type -code to relevant condition category
Systemic connective tissue disorders

ICD-10-CM M33.93 is grouped within Diagnostic Related Group(s) (MS-DRG v38.0):

545 Connective tissue disorders with mcc
546 Connective tissue disorders with cc
547 Connective tissue disorders without cc/mcc

Convert M33.93 to ICD-9-CM

Code History

2018 (effective 10/1/2017): New code
2019 (effective 10/1/2018): No change
2020 (effective 10/1/2019): No change
2021 (effective 10/1/2020): No change

Diagnosis Index entries containing back-references to M33.93:

Dermatopolymyositis M33.90
ICD-10-CM Diagnosis Code M33.90
Dermatopolymyositis, unspecified, organ involvement unspecified
- without myopathy M33.93

ICD-10-CM Codes Adjacent To M33.93

M33.19 …… with other organ involvement

M33.2 Polymyositis

M33.20 …… organ involvement unspecified

M33.21 …… with respiratory involvement

M33.22 …… with myopathy

M33.29 …… with other organ involvement

M33.9 Dermatopolymyositis, unspecified

M33.90 …… organ involvement unspecified

M33.91 …… with respiratory involvement

M33.92 …… with myopathy

M33.93 …… without myopathy

M33.99 …… with other organ involvement

M34 Systemic sclerosis [scleroderma]

M34.0 Progressive systemic sclerosis

M34.1 CR(E)ST syndrome

M34.2 Systemic sclerosis induced by drug and chemical

M34.8 Other forms of systemic sclerosis

M34.81 Systemic sclerosis with lung involvement

M34.82 Systemic sclerosis with myopathy

M34.83 Systemic sclerosis with polyneuropathy

M34.89 Other systemic sclerosis

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.

2021 ICD-10-CM Diagnosis Code M33.93

Dermatopolymyositis, unspecified without myopathy

Diseases of the musculoskeletal system and connective tissue

Systemic connective tissue disorders

Dermatopolymyositis, unspecified, organ involvement unspecified