P07.32 ICD-10-CM Code: Preterm newborn, gestational age 29 completed weeks

Coding instructions

Official Tabular Instructional Notes: the inclusion, exclusion and sequencing notes published for P07.32 in the official ICD-10-CM tabular list, quoted as published.

Source: CMS/CDC — ICD-10-CM Tabular ListRelease: FY2026Effective: October 1, 2025

Notes without a marker are published on P07.32 itself; “inherited from” names the category or block whose note applies here.

Indexed Clinical Terms (1)

Official source data — entries quoted as published, in the Index’s own lookup phrasing

Clinical term phrases from the official ICD-10-CM Index to Diseases and Injuries that map to this code. These are alphabetic-index entries shown as the Index writes them — lookup phrasing, not necessarily the wording of a final diagnosis.

• Preterm, newborn (infant), gestational age, 29 completed weeks (29 weeks, 0 days through 29 weeks, 6 days)

Official Coding Guidelines

Official source data — quoted verbatim from the CMS/NCHS Official Guidelines

Official source data — quoted verbatim from the CMS/NCHS Official Guidelines

Verbatim excerpts from the ICD-10-CM Official Guidelines for Coding and Reporting (CMS/NCHS) that govern this code.

Don’t confuse P07.32 with…

MedCoder analysis — pairs from this code’s official notes, distinctions written by MedCoder

The codes most likely to be picked instead of P07.32 — named in its own official notes, or sharing its laterality or encounter family — with what separates them and which documentation moves the case. Each links to the full comparison.

• P07.30— Specificity relationship (Review)

  Overlapping diagnoses in the same category.

  Overlapping codes in the same category — the documentation decides which is the more specific fit.

  What moves you there: A record that documents no more than “Preterm newborn, unspecified weeks of gestation” takes P07.30; specificity in the record moves it back here.

  Full comparison: P07.32 vs P07.30 →

Relationships are read from this code's own official notes, its laterality siblings and its encounter family; the wording of each distinction is MedCoder editorial, and the documentation named in each “what moves you there” line is the official note phrase or sibling title itself. Source: CMS ICD-10-CM tabular instructional notes; ICD-10-CM Official Guidelines, Section I.A.12.a.

Verify Before Coding

• No Medicare Code Editor or MS-DRG Definitions Manual restrictions apply to this code.

From the code registry, the Medicare Code Editor, and the MS-DRG Definitions Manual. Check it against a full claim in Claim Check.

Relationships & Classification

MedCoder structured relationships — computed from published CMS and AHRQ datasets

MS-DRG Grouper Relationships (FY2027)

Potential MS-DRG participation — not a DRG assignment.

FY2027 MS-DRG: not on the CMS CC/MCC list — as a secondary diagnosis this code does not change MS-DRG severity for that release.

Named in the grouper logic of 2 MS-DRGs: DRG 791 (MDC 15), DRG 792 (MDC 15).

From the CMS MS-DRG Definitions Manual (Appendices B and C). Actual DRG assignment depends on the complete claim.

Clinical classification (AHRQ CCSR):PNL002 — Short gestation; low birth weight; and fetal growth retardation (default).

Clinical Classifications Software Refined (CCSR) for ICD-10-CM Diagnoses. Healthcare Cost and Utilization Project (HCUP), Agency for Healthcare Research and Quality.

Related Codes

Same clinical category (CCSR)

AHRQ's Clinical Classifications Software groups these diagnoses under the same clinical category (Short gestation; low birth weight; and fetal growth retardation).

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, P07.20 — Extreme immaturity of newborn, unspecified weeks of gestation, P07.21 — Extreme immaturity of newborn, gestational age less than 23 completed weeks, P07.22 — Extreme immaturity of newborn, gestational age 23 completed weeks, P07.23 — Extreme immaturity of newborn, gestational age 24 completed weeks, P07.24 — Extreme immaturity of newborn, gestational age 25 completed weeks, P07.25 — Extreme immaturity of newborn, gestational age 26 completed weeks, P07.26 — Extreme immaturity of newborn, gestational age 27 completed weeks, P07.30 — Preterm newborn, unspecified weeks of gestation, P07.31 — Preterm newborn, gestational age 28 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, +28 more

Same Index main term, other category

The ICD-10-CM Index to Diseases and Injuries files this code under the main term “Preterm”; these codes share that main term but sit in a different category of the Tabular List.

O60.10 — Preterm labor with preterm delivery, unspecified trimester

Contextual Map

Every relationship of P07.32 in one view: hierarchy, official tabular instructions in both directions, clinical classification, risk adjustment, MS-DRG participation, index terms and change history — each edge carrying the CMS source it derives from.

Hierarchy

• P00-P96 — Chapter 16: Certain Conditions Originating in the Perinatal Period (P00-P96) (P00-P96)[Hierarchy]— CMS ICD-10-CM tabular structure · icd10cm-fy2026
• P05-P08 — Disorders of newborn related to length of gestation and fetal growth[Hierarchy]— CMS ICD-10-CM tabular structure · icd10cm-fy2026

Clinical classification (CCSR)

• PNL002 — Short gestation; low birth weight; and fetal growth retardation[CCSR]— AHRQ CCSR for ICD-10-CM Diagnoses (HCUP)

MS-DRG Grouper

• DRG 791 — PREMATURITY WITH MAJOR PROBLEMS[MS-DRG]: “PREMATURITY WITH MAJOR PROBLEMS (MDC 15)”— CMS MS-DRG Definitions Manual (Appendix B) · FY2027
• DRG 792 — PREMATURITY WITHOUT MAJOR PROBLEMS[MS-DRG]: “PREMATURITY WITHOUT MAJOR PROBLEMS (MDC 15)”— CMS MS-DRG Definitions Manual (Appendix B) · FY2027

MDC crossing

• MDC 15 — Newborns and Other Neonates with Conditions Originating in Perinatal Period[MDC crossing]: “Newborns and Other Neonates with Conditions Originating in Perinatal Period — the grouper's crossing between diagnoses and procedures: a principal diagnosis sets the MDC, and same-MDC procedures move the stay to its surgical DRGs.”— CMS MS-DRG Definitions Manual · FY2027

Index entries

• Preterm, newborn (infant), gestational age, 29 completed weeks (29 weeks, 0 days through 29 weeks, 6 days)[Index term]— CMS ICD-10-CM Index to Diseases and Injuries · icd10cm-fy2026

Nearest codes (31)

• P07 — Disorders of newborn related to short gestation and low birth weight, not elsewhere classified[Sibling]— CMS ICD-10-CM tabular structure · icd10cm-fy2026
• P07.0 — Extremely low birth weight newborn[Sibling]— CMS ICD-10-CM tabular structure · icd10cm-fy2026
• P07.00 — Extremely low birth weight newborn, unspecified weight[Sibling]— CMS ICD-10-CM tabular structure · icd10cm-fy2026
• P07.01 — Extremely low birth weight newborn, less than 500 grams[Sibling]— CMS ICD-10-CM tabular structure · icd10cm-fy2026
• P07.02 — Extremely low birth weight newborn, 500-749 grams[Sibling]— CMS ICD-10-CM tabular structure · icd10cm-fy2026
• P07.03 — Extremely low birth weight newborn, 750-999 grams[Sibling]— CMS ICD-10-CM tabular structure · icd10cm-fy2026
• P07.1 — Other low birth weight newborn[Sibling]— CMS ICD-10-CM tabular structure · icd10cm-fy2026
• P07.10 — Other low birth weight newborn, unspecified weight[Sibling]— CMS ICD-10-CM tabular structure · icd10cm-fy2026
• and 23 more

Change history

• FY2016 — In the code set at ICD-10-CM adoption [Change history]— CMS release files (code change ledger) · icd10cm-fy2016

Sources for this page

Codes, titles, notes, index terms and mappings on this page are transcribed from the datasets below. Relationships MedCoder computed and text MedCoder wrote are labelled where they appear.

Code, title, tabular notes and index terms Official source data

CMS/CDC ICD-10-CM FY2026 tabular list, index and tables, effective October 1, 2025 Release, file and checksum · Publisher’s page

Coding guidelines Official source data

ICD-10-CM Official Guidelines for Coding and Reporting (FY2026), quoted by section Release, file and checksum · Publisher’s page

Claim edits Official source data

CMS Definitions of Medicare Code Edits — v43.1 (April 2026) Release, file and checksum · Publisher’s page

Inpatient payment groups Official source data

CMS MS-DRG Definitions Manual (incl. Appendix B diagnosis index, Appendix C CC/MCC list, Appendix E procedure index) and IPPS Final Rule tables — v43 Release, file and checksum · Publisher’s page

Change history and date-of-service validity Official source data

CMS ICD-10-CM release addenda, ingested release by release into the change ledger Release, file and checksum · Publisher’s page

Comparisons, relationships and the contextual map MedCoder structured relationship

Computed by MedCoder from the tabular notes and tables above; every derived relationship is marked as derived where it appears

Summary and FAQ answers MedCoder explanation

Written by MedCoder to explain the sources above: drafted with AI assistance, checked by a person against the release files, and labelled as MedCoder text where it appears. Not official text.

Labels on this page: Official source data · MedCoder structured relationship · MedCoder explanation. How to read the labels · All data sources and release dates

Nearest Codes in This Family

Official ICD-10-CM classifications closest to P07.32 in its code family, with their registry titles.

• P07.25 — Extreme immaturity of newborn, gestational age 26 completed weeks
• P07.26 — Extreme immaturity of newborn, gestational age 27 completed weeks
• P07.3 — Preterm [premature] newborn [other]
• P07.30 — Preterm newborn, unspecified weeks of gestation
• P07.31 — Preterm newborn, gestational age 28 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

View all codes in the P07 family