2027 ICD-10-CM Diagnosis Code M93.074Acute on chronic slipped upper femoral epiphysis, unspecified stability (nontraumatic), bilateral hips

ICD-10-CM Codes›M00–M99›M91-M94›M93

ICD-10-CM M93.074
CMSSource: CMS FY 2027 ICD-10-CM dataset · Effective Oct 1, 2026 – Sep 30, 2027

M93.074 is a billable ICD-10-CM diagnosis code for acute on chronic slipped upper femoral epiphysis, unspecified stability (nontraumatic), bilateral hips. It is valid on HIPAA claims for fiscal year 2027 (October 1, 2026 through September 30, 2027) and groups to MS-DRG 553 through 554. Coders also document this condition as bilateral chronic nontraumatic slipped upper femoral epiphyses. In AHRQ's Clinical Classifications Software (CCSR), this diagnosis falls under Other specified bone disease and musculoskeletal deformities.

Code Identity

ICD-10-CM Code
M93.074
Billable Status
Yes — Valid for Submission
Code Describes
Acute on chronic slipped upper femoral epiphysis, unspecified stability (nontraumatic), bilateral hips
Short Description
Acute on chr slip upper fem epiphy, unsp stability, bi hips
Parent Code
M93.07
Acute on chronic slipped upper femoral epiphysis, unspecified stability (nontraumatic)

Code Classification

ChapterM00–M99Diseases of the musculoskeletal system and connective tissue
SectionM91-M94Chondropathies
CategoryM93Other osteochondropathies
This CodeM93.074Acute on chronic slipped upper femoral epiphysis, unspecified stability (nontraumatic), bilateral hips

Approximate SynonymsGuidance

Alternate terms and clinical phrases that map to this code.

  • Bilateral chronic nontraumatic slipped upper femoral epiphyses
  • Bilateral nontraumatic acute slipped upper femoral epiphyses
  • Bilateral nontraumatic acute-on-chronic slipped upper femoral epiphyses
  • Nontraumatic acute-on-chronic slipped upper femoral epiphysis of left femoral head
  • Nontraumatic acute-on-chronic slipped upper femoral epiphysis of right femoral head
  • Nontraumatic chronic slipped upper femoral epiphysis of left femoral head
  • Nontraumatic chronic slipped upper femoral epiphysis of right femoral head

Instructional NotesGuidance

Instructions from the official ICD-10-CM Tabular List that apply to M93.074: its own notes plus those printed at M93.0, M93, block M91-M94, and Chapter 13. A note printed at a category, block or chapter applies to every code under it.

Excludes1

Not coded here: the excluded code is never reported together with this one, unless the two conditions are unrelated.

From Block M91-M94 Chondropathies applies to 212 codes
  • postprocedural chondropathies (M96.-)

Excludes2

Not included here: the excluded condition is not part of this code, but a patient may have both, so both codes may be reported.

From M93 Other osteochondropathies applies to 105 codes
  • osteochondrosis of spine (M42.-)
From Chapter 13 (M00-M99) Diseases of the musculoskeletal system and connective tissue applies to 6,687 codes
  • 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)

Use Additional Code

Add a second code, after this one, to fully describe the condition.

From M93.0 Slipped upper femoral epiphysis (nontraumatic) applies to 32 codes
  • code for associated chondrolysis (M94.3)

Notes

General instructions on how these codes are used.

From Chapter 13 (M00-M99) Diseases of the musculoskeletal system and connective tissue applies to 6,687 codes
  • Use an external cause code following the code for the musculoskeletal condition, if applicable, to identify the cause of the musculoskeletal condition

Source: CMS ICD-10-CM Tabular List. How to read instructional notes.

Referenced in Other NotesGuidance

Instructional notes printed at other codes that name M93.074, its category, or a range that includes it.

Excludes1 3

These codes carry an Excludes1 note naming M93.074: they are not reported together with it, unless the two conditions are unrelated.

  • M91 Juvenile osteochondrosis of hip and pelvis
    slipped upper femoral epiphysis (nontraumatic) (M93.0-) names M93.0-, which includes this code
  • S72.13 Apophyseal fracture of femur
    chronic (nontraumatic) slipped upper femoral epiphysis (M93.0-) names M93.0-, which includes this code
  • S79.0 Physeal fracture of upper end of femur
    nontraumatic slipped upper femoral epiphysis (M93.0-) names M93.0-, which includes this code

Code First 1

These codes say to code first a condition named in the note, and M93.074 is one of the conditions named.

  • M94.3 Chondrolysis
    any associated slipped upper femoral epiphysis (nontraumatic) (M93.0-) names M93.0-, which includes this code

Clinical ClassificationClinical

AHRQ’s CCSR groups this code into broader clinical categories.

CCSR MUS028
Other specified bone disease and musculoskeletal deformities
Default principal diagnosis: inpatient Yes · outpatient Yes

Code History & ChangesHistory

Replacement M93.074 replaces the following previously assigned code(s):

  • M93.031 - Acute on chr slipped upper femoral epiphy, stable, r hip
  • M93.031 - Acute on chronic slipped upper femoral epiphysis, right hip
  • M93.032 - Acute on chr slipped upper femoral epiphy, stable, l hip
  • M93.032 - Acute on chronic slipped upper femoral epiphysis, left hip
FY 2023AddedAdded to the ICD-10-CM code setEffective October 1, 2022.
FY 2024–2026No changes
FY 2027CurrentCurrent code set, no changesEffective October 1, 2026 through September 30, 2027.

Questions About M93.074Overview

Is M93.074 a billable code?

Yes. This is a billable ICD-10-CM code, specific enough to report acute on chronic slipped upper femoral epiphysis, unspecified stability (nontraumatic), bilateral hips on HIPAA-covered claims from October 1, 2026 through September 30, 2027.

What MS-DRG does M93.074 group to?

When acute on chronic slipped upper femoral epiphysis, unspecified stability (nontraumatic), bilateral hips is the principal diagnosis on an inpatient stay, it groups to MS-DRG 554, 553, with relative weights from 0.8328 to 1.2492 depending on complications. Higher weights mean higher Medicare reimbursement.

Can M93.074 be reported with a code from M96?

Not as a rule. The Excludes1 note at block M91-M94, which applies to M93.074, lists "postprocedural chondropathies (M96.-)". An Excludes1 note means the excluded code is never reported together with this one; the only exception is when the two conditions are unrelated to each other (Official Guidelines, Section I.A.12.a).

Does M93.074 need an additional code?

When the condition applies, yes. The Use Additional Code note at M93.0, which applies to M93.074, reads: code for associated chondrolysis (M94.3). The additional code is reported after M93.074.