October 1 update. Our PDGM and ICD-10 tools now use the FY2027 code set: 190 codes added, 30 deleted, and no existing code changed clinical group.

See what changed

ICD-10 · PDGM grouping

P05-P08 — Disorders of newborn related to length of gestation and fetal growth

Every ICD-10-CM code in this range and the PDGM clinical group CMS assigns to it, read from the CMS grouper crosswalk v07.2.26.

ICD-10-CM FY2027 · CMS grouper v07.2.26

Codes in range

53

No clinical group

6

A period cannot be grouped from these.

Barred as primary

0

CMS rejects these in the primary position.

Where these codes group

47 of the 53 codes in P05-P08 group to MMTA - Other. A further 6 are assigned no clinical group at all, which means a 30-day period cannot be grouped from them.

Code families in P05-P08

One page per three-character family: every code in it, whether it can lead a claim, its clinical group and comorbidity subgroup.

Every code in P05-P08

Descriptions are CMS’s own, abbreviated as CMS abbreviates them.

CodeDescriptionClinical groupPrimary position
P0500Newborn light for gestational age, unspecified weightNoneCannot lead a claim
P0501Newborn light for gestational age, less than 500 gramsACan lead a claim
P0502Newborn light for gestational age, 500-749 gramsACan lead a claim
P0503Newborn light for gestational age, 750-999 gramsACan lead a claim
P0504Newborn light for gestational age, 1000-1249 gramsACan lead a claim
P0505Newborn light for gestational age, 1250-1499 gramsACan lead a claim
P0506Newborn light for gestational age, 1500-1749 gramsACan lead a claim
P0507Newborn light for gestational age, 1750-1999 gramsACan lead a claim
P0508Newborn light for gestational age, 2000-2499 gramsACan lead a claim
P0509Newborn light for gestational age, 2500 grams and overACan lead a claim
P0510Newborn small for gestational age, unspecified weightNoneCannot lead a claim
P0511Newborn small for gestational age, less than 500 gramsACan lead a claim
P0512Newborn small for gestational age, 500-749 gramsACan lead a claim
P0513Newborn small for gestational age, 750-999 gramsACan lead a claim
P0514Newborn small for gestational age, 1000-1249 gramsACan lead a claim
P0515Newborn small for gestational age, 1250-1499 gramsACan lead a claim
P0516Newborn small for gestational age, 1500-1749 gramsACan lead a claim
P0517Newborn small for gestational age, 1750-1999 gramsACan lead a claim
P0518Newborn small for gestational age, 2000-2499 gramsACan lead a claim
P0519Newborn small for gestational age, otherACan lead a claim
P052NB aff by fetal malnut not light or small for gestatnl ageACan lead a claim
P059Newborn affected by slow intrauterine growth, unspecifiedACan lead a claim
P0700Extremely low birth weight newborn, unspecified weightNoneCannot lead a claim
P0701Extremely low birth weight newborn, less than 500 gramsACan lead a claim
P0702Extremely low birth weight newborn, 500-749 gramsACan lead a claim
P0703Extremely low birth weight newborn, 750-999 gramsACan lead a claim
P0710Other low birth weight newborn, unspecified weightNoneCannot lead a claim
P0714Other low birth weight newborn, 1000-1249 gramsACan lead a claim
P0715Other low birth weight newborn, 1250-1499 gramsACan lead a claim
P0716Other low birth weight newborn, 1500-1749 gramsACan lead a claim
P0717Other low birth weight newborn, 1750-1999 gramsACan lead a claim
P0718Other low birth weight newborn, 2000-2499 gramsACan lead a claim
P0720Extreme immaturity of newborn, unsp weeks of gestationNoneCannot lead a claim
P0721Extreme immaturity of NB, gestatnl age < 23 completed weeksACan lead a claim
P0722Extreme immaturity of NB, gestatnl age 23 completed weeksACan lead a claim
P0723Extreme immaturity of NB, gestatnl age 24 completed weeksACan lead a claim
P0724Extreme immaturity of NB, gestatnl age 25 completed weeksACan lead a claim
P0725Extreme immaturity of NB, gestatnl age 26 completed weeksACan lead a claim
P0726Extreme immaturity of NB, gestatnl age 27 completed weeksACan lead a claim
P0730Preterm newborn, unspecified weeks of gestationNoneCannot lead a claim
P0731Preterm newborn, gestational age 28 completed weeksACan lead a claim
P0732Preterm newborn, gestational age 29 completed weeksACan lead a claim
P0733Preterm newborn, gestational age 30 completed weeksACan lead a claim
P0734Preterm newborn, gestational age 31 completed weeksACan lead a claim
P0735Preterm newborn, gestational age 32 completed weeksACan lead a claim
P0736Preterm newborn, gestational age 33 completed weeksACan lead a claim
P0737Preterm newborn, gestational age 34 completed weeksACan lead a claim
P0738Preterm newborn, gestational age 35 completed weeksACan lead a claim
P0739Preterm newborn, gestational age 36 completed weeksACan lead a claim
P080Exceptionally large newborn babyACan lead a claim
P081Other heavy for gestational age newbornACan lead a claim
P0821Post-term newbornACan lead a claim
P0822Prolonged gestation of newbornACan lead a claim

Source: CMS HH PPS Grouper Software v07.2.26, effective 2026-10-01. This is the crosswalk Medicare runs a claim through. Grouping also depends on admission source, timing, the OASIS functional items and the rest of the diagnosis list.

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