M84
Non-Billable

Disorder of continuity of bone

Non-Billable / Non-Specific Code

What is Disorder of continuity of bone?

ICD-10-CM M84 is the diagnosis code for Disorder of continuity of bone. This code falls under the section "Disorders of bone density and structure" within Chapter 13 — Diseases of the musculoskeletal system and connective tissue (M00-M99). It is a non-billable/non-specific ICD-10-CM code that should not be used for reimbursement. A more specific sub-code is required for billing. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.

â„šī¸ Excludes2

Coding Guidelines for M84

â„šī¸ Type 2 Excludes (Code separately if applicable)

The following conditions are not included in M84. If the patient has both, code each condition separately:

  • traumatic fracture of bone-see fracture, by site

ICD-10-CM Code Hierarchy

Understanding where M84 sits in the ICD-10-CM classification helps ensure proper coding:

Sub-Codes 7 entries
M84.3Stress fractureNon-BillableM84.30Stress fracture, unspecified siteBillableM84.31Stress fracture, shoulderNon-BillableM84.311Stress fracture, right shoulderBillableM84.312Stress fracture, left shoulderBillableM84.319Stress fracture, unspecified shoulderBillableM84.32Stress fracture, humerusNon-BillableM84.321Stress fracture, right humerusBillableM84.322Stress fracture, left humerusBillableM84.329Stress fracture, unspecified humerusBillableM84.33Stress fracture, ulna and radiusNon-BillableM84.331Stress fracture, right ulnaBillableM84.332Stress fracture, left ulnaBillableM84.333Stress fracture, right radiusBillableM84.334Stress fracture, left radiusBillableM84.339Stress fracture, unspecified ulna and radiusBillableM84.34Stress fracture, hand and fingersNon-BillableM84.341Stress fracture, right handBillableM84.342Stress fracture, left handBillableM84.343Stress fracture, unspecified handBillableM84.344Stress fracture, right finger(s)BillableM84.345Stress fracture, left finger(s)BillableM84.346Stress fracture, unspecified finger(s)BillableM84.35Stress fracture, pelvis and femurNon-BillableM84.350Stress fracture, pelvisBillableM84.351Stress fracture, right femurBillableM84.352Stress fracture, left femurBillableM84.353Stress fracture, unspecified femurBillableM84.359Stress fracture, hip, unspecifiedBillableM84.36Stress fracture, tibia and fibulaNon-BillableM84.361Stress fracture, right tibiaBillableM84.362Stress fracture, left tibiaBillableM84.363Stress fracture, right fibulaBillableM84.364Stress fracture, left fibulaBillableM84.369Stress fracture, unspecified tibia and fibulaBillableM84.37Stress fracture, ankle, foot and toesNon-BillableM84.371Stress fracture, right ankleBillableM84.372Stress fracture, left ankleBillableM84.373Stress fracture, unspecified ankleBillableM84.374Stress fracture, right footBillableM84.375Stress fracture, left footBillableM84.376Stress fracture, unspecified footBillableM84.377Stress fracture, right toe(s)BillableM84.378Stress fracture, left toe(s)BillableM84.379Stress fracture, unspecified toe(s)BillableM84.38Stress fracture, other siteBillableM84.4Pathological fracture, not elsewhere classifiedNon-BillableM84.40Pathological fracture, unspecified siteBillableM84.41Pathological fracture, shoulderNon-BillableM84.411Pathological fracture, right shoulderBillableM84.412Pathological fracture, left shoulderBillableM84.419Pathological fracture, unspecified shoulderBillableM84.42Pathological fracture, humerusNon-BillableM84.421Pathological fracture, right humerusBillableM84.422Pathological fracture, left humerusBillableM84.429Pathological fracture, unspecified humerusBillableM84.43Pathological fracture, ulna and radiusNon-BillableM84.431Pathological fracture, right ulnaBillableM84.432Pathological fracture, left ulnaBillableM84.433Pathological fracture, right radiusBillableM84.434Pathological fracture, left radiusBillableM84.439Pathological fracture, unspecified ulna and radiusBillableM84.44Pathological fracture, hand and fingersNon-BillableM84.441Pathological fracture, right handBillableM84.442Pathological fracture, left handBillableM84.443Pathological fracture, unspecified handBillableM84.444Pathological fracture, right finger(s)BillableM84.445Pathological fracture, left finger(s)BillableM84.446Pathological fracture, unspecified finger(s)BillableM84.45Pathological fracture, femur and pelvisNon-BillableM84.451Pathological fracture, right femurBillableM84.452Pathological fracture, left femurBillableM84.453Pathological fracture, unspecified femurBillableM84.454Pathological fracture, pelvisBillableM84.459Pathological fracture, hip, unspecifiedBillableM84.46Pathological fracture, tibia and fibulaNon-BillableM84.461Pathological fracture, right tibiaBillableM84.462Pathological fracture, left tibiaBillableM84.463Pathological fracture, right fibulaBillableM84.464Pathological fracture, left fibulaBillableM84.469Pathological fracture, unspecified tibia and fibulaBillableM84.47Pathological fracture, ankle, foot and toesNon-BillableM84.471Pathological fracture, right ankleBillableM84.472Pathological fracture, left ankleBillableM84.473Pathological fracture, unspecified ankleBillableM84.474Pathological fracture, right footBillableM84.475Pathological fracture, left footBillableM84.476Pathological fracture, unspecified footBillableM84.477Pathological fracture, right toe(s)BillableM84.478Pathological fracture, left toe(s)BillableM84.479Pathological fracture, unspecified toe(s)BillableM84.48Pathological fracture, other siteBillableM84.5Pathological fracture in neoplastic diseaseNon-BillableM84.50Pathological fracture in neoplastic disease, unspecified siteBillableM84.51Pathological fracture in neoplastic disease, shoulderNon-BillableM84.511Pathological fracture in neoplastic disease, right shoulderBillableM84.512Pathological fracture in neoplastic disease, left shoulderBillableM84.519Pathological fracture in neoplastic disease, unspecified shoulderBillableM84.52Pathological fracture in neoplastic disease, humerusNon-BillableM84.521Pathological fracture in neoplastic disease, right humerusBillableM84.522Pathological fracture in neoplastic disease, left humerusBillableM84.529Pathological fracture in neoplastic disease, unspecified humerusBillableM84.53Pathological fracture in neoplastic disease, ulna and radiusNon-BillableM84.531Pathological fracture in neoplastic disease, right ulnaBillableM84.532Pathological fracture in neoplastic disease, left ulnaBillableM84.533Pathological fracture in neoplastic disease, right radiusBillableM84.534Pathological fracture in neoplastic disease, left radiusBillableM84.539Pathological fracture in neoplastic disease, unspecified ulna and radiusBillableM84.54Pathological fracture in neoplastic disease, handNon-BillableM84.541Pathological fracture in neoplastic disease, right handBillableM84.542Pathological fracture in neoplastic disease, left handBillableM84.549Pathological fracture in neoplastic disease, unspecified handBillableM84.55Pathological fracture in neoplastic disease, pelvis and femurNon-BillableM84.550Pathological fracture in neoplastic disease, pelvisBillableM84.551Pathological fracture in neoplastic disease, right femurBillableM84.552Pathological fracture in neoplastic disease, left femurBillableM84.553Pathological fracture in neoplastic disease, unspecified femurBillableM84.559Pathological fracture in neoplastic disease, hip, unspecifiedBillableM84.56Pathological fracture in neoplastic disease, tibia and fibulaNon-BillableM84.561Pathological fracture in neoplastic disease, right tibiaBillableM84.562Pathological fracture in neoplastic disease, left tibiaBillableM84.563Pathological fracture in neoplastic disease, right fibulaBillableM84.564Pathological fracture in neoplastic disease, left fibulaBillableM84.569Pathological fracture in neoplastic disease, unspecified tibia and fibulaBillableM84.57Pathological fracture in neoplastic disease, ankle and footNon-BillableM84.571Pathological fracture in neoplastic disease, right ankleBillableM84.572Pathological fracture in neoplastic disease, left ankleBillableM84.573Pathological fracture in neoplastic disease, unspecified ankleBillableM84.574Pathological fracture in neoplastic disease, right footBillableM84.575Pathological fracture in neoplastic disease, left footBillableM84.576Pathological fracture in neoplastic disease, unspecified footBillableM84.58Pathological fracture in neoplastic disease, other specified siteBillableM84.6Pathological fracture in other diseaseNon-BillableM84.60Pathological fracture in other disease, unspecified siteBillableM84.61Pathological fracture in other disease, shoulderNon-BillableM84.611Pathological fracture in other disease, right shoulderBillableM84.612Pathological fracture in other disease, left shoulderBillableM84.619Pathological fracture in other disease, unspecified shoulderBillableM84.62Pathological fracture in other disease, humerusNon-BillableM84.621Pathological fracture in other disease, right humerusBillableM84.622Pathological fracture in other disease, left humerusBillableM84.629Pathological fracture in other disease, unspecified humerusBillableM84.63Pathological fracture in other disease, ulna and radiusNon-BillableM84.631Pathological fracture in other disease, right ulnaBillableM84.632Pathological fracture in other disease, left ulnaBillableM84.633Pathological fracture in other disease, right radiusBillableM84.634Pathological fracture in other disease, left radiusBillableM84.639Pathological fracture in other disease, unspecified ulna and radiusBillableM84.64Pathological fracture in other disease, handNon-BillableM84.641Pathological fracture in other disease, right handBillableM84.642Pathological fracture in other disease, left handBillableM84.649Pathological fracture in other disease, unspecified handBillableM84.65Pathological fracture in other disease, pelvis and femurNon-BillableM84.650Pathological fracture in other disease, pelvisBillableM84.651Pathological fracture in other disease, right femurBillableM84.652Pathological fracture in other disease, left femurBillableM84.653Pathological fracture in other disease, unspecified femurBillableM84.659Pathological fracture in other disease, hip, unspecifiedBillableM84.66Pathological fracture in other disease, tibia and fibulaNon-BillableM84.661Pathological fracture in other disease, right tibiaBillableM84.662Pathological fracture in other disease, left tibiaBillableM84.663Pathological fracture in other disease, right fibulaBillableM84.664Pathological fracture in other disease, left fibulaBillableM84.669Pathological fracture in other disease, unspecified tibia and fibulaBillableM84.67Pathological fracture in other disease, ankle and footNon-BillableM84.671Pathological fracture in other disease, right ankleBillableM84.672Pathological fracture in other disease, left ankleBillableM84.673Pathological fracture in other disease, unspecified ankleBillableM84.674Pathological fracture in other disease, right footBillableM84.675Pathological fracture in other disease, left footBillableM84.676Pathological fracture in other disease, unspecified footBillableM84.68Pathological fracture in other disease, other siteBillableM84.7Nontraumatic fracture, not elsewhere classifiedNon-BillableM84.75Atypical femoral fractureNon-BillableM84.750Atypical femoral fracture, unspecifiedBillableM84.751Incomplete atypical femoral fracture, right legBillableM84.752Incomplete atypical femoral fracture, left legBillableM84.753Incomplete atypical femoral fracture, unspecified legBillableM84.754Complete transverse atypical femoral fracture, right legBillableM84.755Complete transverse atypical femoral fracture, left legBillableM84.756Complete transverse atypical femoral fracture, unspecified legBillableM84.757Complete oblique atypical femoral fracture, right legBillableM84.758Complete oblique atypical femoral fracture, left legBillableM84.759Complete oblique atypical femoral fracture, unspecified legBillableM84.8Other disorders of continuity of boneNon-BillableM84.80Other disorders of continuity of bone, unspecified siteBillableM84.81Other disorders of continuity of bone, shoulderNon-BillableM84.811Other disorders of continuity of bone, right shoulderBillableM84.812Other disorders of continuity of bone, left shoulderBillableM84.819Other disorders of continuity of bone, unspecified shoulderBillableM84.82Other disorders of continuity of bone, humerusNon-BillableM84.821Other disorders of continuity of bone, right humerusBillableM84.822Other disorders of continuity of bone, left humerusBillableM84.829Other disorders of continuity of bone, unspecified humerusBillableM84.83Other disorders of continuity of bone, ulna and radiusNon-BillableM84.831Other disorders of continuity of bone, right ulnaBillableM84.832Other disorders of continuity of bone, left ulnaBillableM84.833Other disorders of continuity of bone, right radiusBillableM84.834Other disorders of continuity of bone, left radiusBillableM84.839Other disorders of continuity of bone, unspecified ulna and radiusBillableM84.84Other disorders of continuity of bone, handNon-BillableM84.841Other disorders of continuity of bone, right handBillableM84.842Other disorders of continuity of bone, left handBillableM84.849Other disorders of continuity of bone, unspecified handBillableM84.85Other disorders of continuity of bone, pelvic region and thighNon-BillableM84.851Other disorders of continuity of bone, right pelvic region and thighBillableM84.852Other disorders of continuity of bone, left pelvic region and thighBillableM84.859Other disorders of continuity of bone, unspecified pelvic region and thighBillableM84.86Other disorders of continuity of bone, tibia and fibulaNon-BillableM84.861Other disorders of continuity of bone, right tibiaBillableM84.862Other disorders of continuity of bone, left tibiaBillableM84.863Other disorders of continuity of bone, right fibulaBillableM84.864Other disorders of continuity of bone, left fibulaBillableM84.869Other disorders of continuity of bone, unspecified tibia and fibulaBillableM84.87Other disorders of continuity of bone, ankle and footNon-BillableM84.871Other disorders of continuity of bone, right ankle and footBillableM84.872Other disorders of continuity of bone, left ankle and footBillableM84.879Other disorders of continuity of bone, unspecified ankle and footBillableM84.88Other disorders of continuity of bone, other siteBillableM84.9Disorder of continuity of bone, unspecifiedBillable
Related Codes

Frequently Asked Questions

Is M84 a billable ICD-10-CM code?

No, M84 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.

What does M84 mean?

M84 is the ICD-10-CM diagnosis code for "Disorder of continuity of bone". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.

What section is M84 in?

M84 is located in Section M80-M85 — "Disorders of bone density and structure" within Chapter 13 of the ICD-10-CM Tabular List.

What are the sub-codes of M84?

M84 has 7 sub-code(s) that provide more specific detail: M84.3, M84.4, M84.5, M84.6, M84.7 and more.

When should I use M84?

Use M84 when the patients documented diagnosis matches "Disorder of continuity of bone" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.

People Also Ask

What is the ICD-10 code for Disorder of continuity of bone?

The ICD-10-CM code for Disorder of continuity of bone is M84.

Can M84 be used for primary diagnosis?

No, M84 is non-billable. Use a more specific sub-code for primary diagnosis billing.

What chapter is M84 in?

M84 is in Chapter 13 of the ICD-10-CM Tabular List.

Is M84 valid for 2026?

Yes, M84 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.

See Also

← PreviousM83.9Adult osteomalacia, unspecifiedNext →M84.3Stress fracture
Code Details
M84
Disorder of continuity of bone
Non-Billable / Non-Specific Code
13 — Diseases of the musculoskeletal system and connective tissue (M00-M99)
M80-M85 — Disorders of bone density and structure
2026 ICD-10-CM