Diagnosis Code


Code Information

Diagnosis Code: M79.1

Short Description: Myalgia

Long Description: Myalgia

The code M79.1 is NOT VALID for claim submission

Code Classification:

  • Diseases of the musculoskeletal system and connective tissue (M00–M99)
    • Other soft tissue disorders (M70-M79)
      • Oth and unsp soft tissue disorders, not elsewhere classified (M79)
        • M79.1 Myalgia

Code Version: 2020 ICD-10-CM

References to Index of Diseases and Injuries

The code M79.1 has the following ICD-10-CM references to the Index of Diseases and Injuries
  • Inclusion Terms:
    • Myofascial pain syndrome
  • Type 1 Excludes Notes:
    • fibromyalgia (@M79.7*)
    • myositis (@M60*.-)

Crosswalk Information

ICD-10 Code ICD-9 Code ICD-9 Description
M79.1 Right Arrow 729.1 Myalgia and myositis NOS

This ICD-10 to ICD-9 data is based on the 2018 General Equivalency Mapping (GEM) files published by the Centers for Medicare & Medicaid Services (CMS) for informational purposes only. The data is not an ICD-10 conversion tool and doesn’t guarantee clinical accuracy.

Similar Codes

ICD-10 Code ICD-10 Description
M79 Other and unspecified soft tissue disorders, not elsewhere classified
M79.0 Rheumatism, unspecified
M79.10 Myalgia, unspecified site
M79.11 Myalgia of mastication muscle
M79.12 Myalgia of auxiliary muscles, head and neck
M79.18 Myalgia, other site
M79.2 Neuralgia and neuritis, unspecified
M79.3 Panniculitis, unspecified
M79.4 Hypertrophy of (infrapatellar) fat pad
M79.5 Residual foreign body in soft tissue
M79.6 Pain in limb, hand, foot, fingers and toes
M79.60 Pain in limb, unspecified
M79.601 Pain in right arm
M79.602 Pain in left arm
M79.603 Pain in arm, unspecified
M79.604 Pain in right leg
M79.605 Pain in left leg
M79.606 Pain in leg, unspecified
M79.609 Pain in unspecified limb
M79.62 Pain in upper arm
M79.621 Pain in right upper arm
M79.622 Pain in left upper arm
M79.629 Pain in unspecified upper arm
M79.63 Pain in forearm
M79.631 Pain in right forearm
M79.632 Pain in left forearm
M79.639 Pain in unspecified forearm
M79.64 Pain in hand and fingers
M79.641 Pain in right hand
M79.642 Pain in left hand
M79.643 Pain in unspecified hand
M79.644 Pain in right finger(s)
M79.645 Pain in left finger(s)
M79.646 Pain in unspecified finger(s)
M79.65 Pain in thigh
M79.651 Pain in right thigh
M79.652 Pain in left thigh
M79.659 Pain in unspecified thigh
M79.66 Pain in lower leg
M79.661 Pain in right lower leg
M79.662 Pain in left lower leg
M79.669 Pain in unspecified lower leg
M79.67 Pain in foot and toes
M79.671 Pain in right foot
M79.672 Pain in left foot
M79.673 Pain in unspecified foot
M79.674 Pain in right toe(s)
M79.675 Pain in left toe(s)
M79.676 Pain in unspecified toe(s)
M79.7 Fibromyalgia
M79.8 Other specified soft tissue disorders
M79.81 Nontraumatic hematoma of soft tissue
M79.89 Other specified soft tissue disorders
M79.9 Soft tissue disorder, unspecified
M79.A Nontraumatic compartment syndrome
M79.A1 Nontraumatic compartment syndrome of upper extremity
M79.A11 Nontraumatic compartment syndrome of right upper extremity
M79.A12 Nontraumatic compartment syndrome of left upper extremity
M79.A19 Nontraumatic compartment syndrome of unspecified upper extremity
M79.A2 Nontraumatic compartment syndrome of lower extremity
M79.A21 Nontraumatic compartment syndrome of right lower extremity
M79.A22 Nontraumatic compartment syndrome of left lower extremity
M79.A29 Nontraumatic compartment syndrome of unspecified lower extremity
M79.A3 Nontraumatic compartment syndrome of abdomen
M79.A9 Nontraumatic compartment syndrome of other sites

This page was last updated on: 10/1/2020