MS-DRG · FY 2026 v43.0

MS-DRG 792 – Prematurity without Major Problems

A Medical DRG in MDC 15 (Newborns & Other Neonates with Conditions Originating in Perinatal Period). Inpatient cases group to DRG 792 when the ICD-10-CM principal diagnosis is one of the 16 codes listed below. Its FY 2026 relative weight is 2.4492 with a geometric mean length of stay of 8.6 days.

Medical DRG – assigned by principal diagnosis✓ Official CMS v43.0 dataset
2.4492
Relative Weight
8.6
Geometric Mean LOS (days)
8.6
Arithmetic Mean LOS (days)
16
Principal Diagnosis Codes
How a case is assigned to DRG 792

The grouper first assigns the case to MDC 15 from the principal diagnosis and finds no qualifying operating-room procedure (this is a Medical DRG; ICD-10-PCS codes do not drive assignment here).

ICD-10-CM

Principal Diagnosis Codes 16 codes · 1 category

16 of 16 shown
P07 Disorders of newborn related to short gestation and low birth weight, not elsewhere classified16 codes
  • P07.10 Other low birth weight newborn, unspecified weight
  • P07.14 Other low birth weight newborn, 1000-1249 grams
  • P07.15 Other low birth weight newborn, 1250-1499 grams
  • P07.16 Other low birth weight newborn, 1500-1749 grams
  • P07.17 Other low birth weight newborn, 1750-1999 grams
  • P07.18 Other low birth weight newborn, 2000-2499 grams
  • P07.30 Preterm newborn, unspecified weeks of gestation
  • P07.31 Preterm newborn, gestational age 28 completed weeks
  • P07.32 Preterm newborn, gestational age 29 completed weeks
  • P07.33 Preterm newborn, gestational age 30 completed weeks
  • P07.34 Preterm newborn, gestational age 31 completed weeks
  • P07.35 Preterm newborn, gestational age 32 completed weeks
  • P07.36 Preterm newborn, gestational age 33 completed weeks
  • P07.37 Preterm newborn, gestational age 34 completed weeks
  • P07.38 Preterm newborn, gestational age 35 completed weeks
  • P07.39 Preterm newborn, gestational age 36 completed weeks
ICD-10-PCS

Procedure Codes

Procedure codes do not drive assignment for this DRG. DRG 792 is a Medical DRG, assigned from the principal diagnosis above.

Frequently Asked Questions

What is MS-DRG 792?

MS-DRG 792 (Prematurity without Major Problems) is a medical DRG in MDC 15 (Newborns & Other Neonates with Conditions Originating in Perinatal Period). Its FY 2026 relative weight is 2.4492 with a geometric mean length of stay of 8.6 days.

How many diagnosis codes group to DRG 792?

16 ICD-10-CM principal diagnosis codes group to this DRG, spanning 1 three-character category.

What is the relative weight of DRG 792?

The FY 2026 relative weight of this DRG is 2.4492, meaning reimbursement of roughly 2.45 times the average Medicare inpatient case. Multiply by a hospital's blended base rate for the approximate payment.

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Source: CMS ICD-10 MS-DRG v43.0 Definitions Manual and the FY 2026 IPPS Final Rule (Table 5), effective October 1, 2025 through September 30, 2026. We publish the DRG assignments as CMS defines them and add the navigation, search, and code links.