2027 ICD-10-CM Diagnosis Code P70.9Transitory disorder of carbohydrate metabolism of newborn, unspecified

ICD-10-CM Codes›P00–P96›P70-P74›P70

ICD-10-CM P70.9
CMSSource: CMS FY 2027 ICD-10-CM dataset · Effective Oct 1, 2026 – Sep 30, 2027

P70.9 is a billable ICD-10-CM diagnosis code for transitory disorder of carbohydrate metabolism of newborn, unspecified. It is valid on HIPAA claims for fiscal year 2027 (October 1, 2026 through September 30, 2027) and groups to MS-DRG 794. Coders also document this condition as fetal and/or neonatal perinatal disorder of glucose regulation. In AHRQ's Clinical Classifications Software (CCSR), this diagnosis falls under Other specified and unspecified perinatal conditions.

Code Identity

ICD-10-CM Code
P70.9
Billable Status
Yes — Valid for Submission
Code Describes
Transitory disorder of carbohydrate metabolism of newborn, unspecified
Short Description
Transitory disorder of carbohydrate metab of newborn, unsp
Parent Code
P70
Transitory disorders of carbohydrate metabolism specific to newborn

Code Classification

ChapterP00–P96Certain conditions originating in the perinatal period
SectionP70-P74Transitory endocrine and metabolic disorders specific to newborn
CategoryP70Transitory disorders of carbohydrate metabolism specific to newborn
This CodeP70.9Transitory disorder of carbohydrate metabolism of newborn, unspecified

Approximate SynonymsGuidance

Alternate terms and clinical phrases that map to this code.

  • Fetal and/or neonatal perinatal disorder of glucose regulation

Instructional NotesGuidance

Instructions from the official ICD-10-CM Tabular List that apply to P70.9: its own notes plus those printed at block P70-P74 and Chapter 16. A note printed at a category, block or chapter applies to every code under it.

Includes

Further defines, or gives examples of, the content of the category.

From Block P70-P74 Transitory endocrine and metabolic disorders specific to newborn applies to 33 codes
  • transitory endocrine and metabolic disturbances caused by the infant's response to maternal endocrine and metabolic factors, or its adjustment to extrauterine environment
From Chapter 16 (P00-P96) Certain conditions originating in the perinatal period applies to 463 codes
  • conditions that have their origin in the fetal or perinatal period (before birth through the first 28 days after birth) even if morbidity occurs later

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 Chapter 16 (P00-P96) Certain conditions originating in the perinatal period applies to 463 codes
  • 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)
  • tetanus neonatorum (A33)

Notes

General instructions on how these codes are used.

From Chapter 16 (P00-P96) Certain conditions originating in the perinatal period applies to 463 codes
  • Codes from this chapter are for use on newborn records only, never on maternal records

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

Referenced in Other NotesGuidance

Instructional notes printed at other codes that name P70.9, its category, or a range that includes it.

Excludes1 1

These codes carry an Excludes1 note naming P70.9: they are not reported together with it, unless the two conditions are unrelated.

  • Chapter 4 (E00-E89) Endocrine, nutritional and metabolic diseases
    transitory endocrine and metabolic disorders specific to newborn (P70-P74) names P70-P74, which includes this code

Excludes2 1

These codes carry an Excludes2 note naming P70.9: its condition is not part of those codes, and both may be reported when the patient has both.

  • P00 Newborn affected by maternal conditions that may be unrelated to present pregnancy
    newborn affected by maternal endocrine and metabolic disorders (P70-P74) names P70-P74, which includes this code

Index to Diseases and InjuriesGuidance

Alphabetical index entries that point to this code.

Clinical ClassificationClinical

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

CCSR PNL013
Other specified and unspecified perinatal conditions
Default principal diagnosis: inpatient Yes · outpatient Yes

Patient EducationClinical

Metabolic Disorders

Metabolism is the process your body uses to get or make energy from the food you eat. Food is made up of proteins, carbohydrates, and fats. Chemicals in your digestive system break the food parts down into sugars and acids, your body's fuel.

Read the full article at MedlinePlus

Courtesy of MedlinePlus, a service of the U.S. National Library of Medicine.

Convert P70.9 to ICD-9-CMHistory

The closest ICD-9-CM equivalents under the General Equivalence Mappings.

ICD-9-CM
775.9 Transient met dis NB NOS
Approximate The match is approximate rather than exact.

Code HistoryHistory

FY 2016AddedAdded to the ICD-10-CM code setEffective October 1, 2015, the first year of ICD-10-CM.
FY 2017–2026No changes
FY 2027CurrentCurrent code set, no changesEffective October 1, 2026 through September 30, 2027.

Questions About P70.9Overview

What is the ICD-10 code for transitory disorder of carbohydrate metabolism of newborn, unspecified?

The ICD-10-CM code for transitory disorder of carbohydrate metabolism of newborn, unspecified is P70.9 (sometimes written as P709). It is billable on HIPAA-covered claims from October 1, 2026 through September 30, 2027.

Is P70.9 a billable code?

Yes. This is a billable ICD-10-CM code, specific enough to report transitory disorder of carbohydrate metabolism of newborn, unspecified on HIPAA-covered claims from October 1, 2026 through September 30, 2027.

What MS-DRG does P70.9 group to?

When transitory disorder of carbohydrate metabolism of newborn, unspecified is the principal diagnosis on an inpatient stay, it groups to MS-DRG 794 (neonate with Other Significant Problems), which carries a relative weight of 1.4934. Higher weights mean higher Medicare reimbursement.

What is the ICD-9 equivalent of P70.9?

Under the General Equivalence Mappings, transitory disorder of carbohydrate metabolism of newborn, unspecified converts to ICD-9-CM 775.9 (transient met dis NB NOS). The mapping is approximate, so confirm the match fits the documentation.