ICD-10-CM 2027 diagnosis code
M70.951Unspecified soft tissue disorder related to use, overuse and pressure, right thigh
M70.951 is a valid, billable ICD-10-CM code for unspecified soft tissue disorder related to use, overuse and pressure, right thigh. It can be reported on claims for dates of service from October 1, 2026 – September 30, 2027.Short description: Unsp soft tissue disord related to use/pressure, right thigh
Code unchanged since ICD-10-CM took effect on October 1, 2015. Source: official FY2027 ICD-10-CM release from CDC/NCHS and CMS. Page updated September 29, 2026. About our data
About M70.951
M70.951 is the ICD-10-CM diagnosis code for unspecified soft tissue disorder related to use, overuse and pressure, right thigh. It belongs to category M70 (soft tissue disorders related to use, overuse and pressure), block M70-M79 (other soft tissue disorders) and chapter 13 (diseases of the musculoskeletal system and connective tissue). It is billable, so it can be reported on its own for dates of service from October 1, 2026 through September 30, 2027.
Within M70.95 (unspecified soft tissue disorder related to use, overuse and pressure of thigh), M70.951 is specifically for unspecified soft tissue disorder related to use, overuse and pressure, right thigh. Related codes cover left thigh (M70.952) and unspecified thigh (M70.959).
Use an additional code for: external cause code to identify activity causing disorder (Y93.-).
It is not a CC or MCC, so as a secondary diagnosis it doesn't change the MS-DRG severity level.
In MS-DRG v44.0, it is part of the grouping logic for DRG 555 (Signs and Symptoms of Musculoskeletal System and Connective Tissue with MCC, relative weight 1.2913) and DRG 556 (Signs and Symptoms of Musculoskeletal System and Connective Tissue without MCC, relative weight 0.8211), in MDC 08 (Diseases and Disorders of the Musculoskeletal System and Connective Tissue), as a principal or secondary diagnosis. The DRG a claim lands in depends on the principal diagnosis, procedures and any CC/MCC secondary diagnoses.
It has been part of ICD-10-CM since the code set took effect on October 1, 2015 and hasn't changed since.
Before ICD-10, this condition was coded in ICD-9-CM as 729.90 (disorders of soft tissue, unspecified).
Notes that apply from higher levels
Instructions written at a parent level also apply to M70.951.
Broader instructions also apply from Chapter 13: Diseases of the musculoskeletal system and connective tissue.
MS-DRG v44.0 grouping
All DRGs →Inpatient MS-DRGs this diagnosis can group to, as the principal or a secondary diagnosis, depending on the rest of the claim.
MDC 08 · Diseases and Disorders of the Musculoskeletal System and Connective Tissue
ICD-9-CM equivalent
Converter →- 729.90Disorders of soft tissue, unspecifiedapproximate
From the CMS 2018 General Equivalence Mappings (GEMs), the final GEMs release.
Code history
- 2016
- 2017
- 2018
- 2019
- 2020
- 2021
- 2022
- 2023
- 2024
- 2025
- 2026
- 2027
- FY2016 (effective 10/1/2015): Added (first year of ICD-10-CM)
- No changes since FY2016.
Common questions about M70.951
Is M70.951 billable?
- Yes. M70.951 is a billable/specific ICD-10-CM code valid for FY2027 (October 1, 2026 – September 30, 2027).
Can M70.951 be used as a principal diagnosis?
- Yes. The Medicare Code Editor doesn't restrict M70.951 as a principal diagnosis.
Is M70.951 a CC or MCC?
- No. M70.951 is neither a CC nor an MCC under MS-DRG v44.0.
What DRG does M70.951 group to?
- M70.951 is used in the MS-DRG v44.0 logic for MS-DRG 555 (Signs and Symptoms of Musculoskeletal System and Connective Tissue with MCC) and MS-DRG 556 (Signs and Symptoms of Musculoskeletal System and Connective Tissue without MCC). Which one applies depends on whether it is the principal diagnosis and on the rest of the claim.
What is the ICD-9 code for M70.951?
- The CMS General Equivalence Mappings map M70.951 to ICD-9-CM 729.90.