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Inpatient Procedure Code

0RHT44Z ICD-10-PCS Code: Insertion of Internal Fixation Device into Left Carpometacarpal Joint, Percutaneous Endoscopic Approach

Insert Int Fix in L Carpometacarp Jt, Perc Endo

Check this code on a claim

Axis Breakdown

Every ICD-10-PCS code is exactly seven characters, one per axis. Each character's meaning is defined by its position in the code.

PositionValueMeaning
1
Section0

Medical and Surgical

2
Body SystemR

Upper Joints

3
Root OperationH

Insertion

Putting in a nonbiological appliance that monitors, assists, performs, or prevents a physiological function but does not physically take the place of a body part

4
Body PartT

Carpometacarpal Joint, Left

5
Approach4

Percutaneous Endoscopic

6
Device4

Internal Fixation Device

7
QualifierZ

No Qualifier

MS-DRG Grouper Relationships (FY2027)

Potential MS-DRG participation — not a DRG assignment.

The MS-DRG grouper treats this as an operating room procedure. It appears in the surgical logic of 2 MS-DRGs:

  • MDC 08 — Major Thumb or Joint Procedures: DRG 506
  • MDC 21 — Hand Procedures for Injuries: DRG 906

From the CMS MS-DRG Definitions Manual, Appendix E. Actual DRG assignment depends on the complete claim.

Related Codes

Same operation — other Body Part

Same table and root operation, differing only in the body part character.

0RHP44Z — Insertion of Internal Fixation Device into Left Wrist Joint, Percutaneous Endoscopic Approach, 0RHQ44Z — Insertion of Internal Fixation Device into Right Carpal Joint, Percutaneous Endoscopic Approach, 0RHR44Z — Insertion of Internal Fixation Device into Left Carpal Joint, Percutaneous Endoscopic Approach, 0RHS44Z — Insertion of Internal Fixation Device into Right Carpometacarpal Joint, Percutaneous Endoscopic Approach, 0RHU44Z — Insertion of Internal Fixation Device into Right Metacarpophalangeal Joint, Percutaneous Endoscopic Approach, 0RHV44Z — Insertion of Internal Fixation Device into Left Metacarpophalangeal Joint, Percutaneous Endoscopic Approach, 0RHW44Z — Insertion of Internal Fixation Device into Right Finger Phalangeal Joint, Percutaneous Endoscopic Approach, 0RHX44Z — Insertion of Internal Fixation Device into Left Finger Phalangeal Joint, Percutaneous Endoscopic Approach, +16 more

Same operation — other Approach

Same table and root operation, differing only in the approach character.

0RHT04Z — Insertion of Internal Fixation Device into Left Carpometacarpal Joint, Open Approach, 0RHT34Z — Insertion of Internal Fixation Device into Left Carpometacarpal Joint, Percutaneous Approach

Same operation — other Device

Same table and root operation, differing only in the device character.

0RHT43Z — Insertion of Infusion Device into Left Carpometacarpal Joint, Percutaneous Endoscopic Approach, 0RHT45Z — Insertion of External Fixation Device into Left Carpometacarpal Joint, Percutaneous Endoscopic Approach, 0RHT48Z — Insertion of Spacer into Left Carpometacarpal Joint, Percutaneous Endoscopic Approach

Same procedure category (CCSR), other tables

AHRQ's Clinical Classifications Software Refined groups these ICD-10-PCS procedures with this one under Joint fusion (excluding spine) (Musculoskeletal, Subcutaneous Tissue, and Fascia Procedures); listed here are the members in other PCS tables. Source: Clinical Classifications Software Refined (CCSR), Healthcare Cost and Utilization Project (HCUP), Agency for Healthcare Research and Quality, November 2025.

+1594 more

Contextual Map

Every relationship of 0RHT44Z 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.

Run 0RHT44Z with these 5 related codes in Claim Check

PCS table

MS-DRG participation

Clinical classification (CCSR)

  • MST014 — Joint fusion (excluding spine)[CCSR category]: “Joint fusion (excluding spine) — Musculoskeletal, Subcutaneous Tissue, and Fascia Procedures”— AHRQ CCSR for ICD-10-PCS Procedures (HCUP) · v2026.1

MDC crossing · diagnoses (31791)

  • MDC 08 — Diseases and Disorders of the Musculoskeletal System and Connective Tissue[MDC crossing]: “Diseases and Disorders of the Musculoskeletal System and Connective Tissue — 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
  • MDC 21 — Injuries, Poisonings and Toxic Effects of Drugs[MDC crossing]: “Injuries, Poisonings and Toxic Effects of Drugs — 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
  • A02.23 — Salmonella arthritis[Same-MDC diagnosis]: “Salmonella arthritis — grouped in MDC 08, the diagnosis side of this code's crossing.”— CMS MS-DRG Definitions Manual (Appendix B) · FY2027
  • A02.24 — Salmonella osteomyelitis[Same-MDC diagnosis]: “Salmonella osteomyelitis — grouped in MDC 08, the diagnosis side of this code's crossing.”— CMS MS-DRG Definitions Manual (Appendix B) · FY2027
  • A18.01 — Tuberculosis of spine[Same-MDC diagnosis]: “Tuberculosis of spine — grouped in MDC 08, the diagnosis side of this code's crossing.”— CMS MS-DRG Definitions Manual (Appendix B) · FY2027
  • A18.02 — Tuberculous arthritis of other joints[Same-MDC diagnosis]: “Tuberculous arthritis of other joints — grouped in MDC 08, the diagnosis side of this code's crossing.”— CMS MS-DRG Definitions Manual (Appendix B) · FY2027
  • A18.03 — Tuberculosis of other bones[Same-MDC diagnosis]: “Tuberculosis of other bones — grouped in MDC 08, the diagnosis side of this code's crossing.”— CMS MS-DRG Definitions Manual (Appendix B) · FY2027
  • and 31786 more

Nearest codes

Change history

Change history

  • FY2018 — October 1, 2017
    Description revised
    Insertion of Internal Fixation Device into Left Metacarpocarpal Joint, Percutaneous Endoscopic Approach → Insertion of Internal Fixation Device into Left Carpometacarpal Joint, Percutaneous Endoscopic Approach
    FY2018 changes

Read from: CMS ICD-10-PCS code tables, index and definitions — FY2027; CMS MS-DRG Definitions Manual (incl. Appendix B diagnosis index, Appendix C CC/MCC list, Appendix E procedure index) and IPPS Final Rule tables — v44; AHRQ HCUP Clinical Classifications Software Refined for ICD-10-PCS Procedures (hcup-us.ahrq.gov/toolssoftware/ccsr/PRCCSR_v2026-1.zip) — v2026.1. All data sources · How to read the labels · How MedCoder verifies its implementation

Current data releases:ICD-10-CM FY2027 · ICD-10-PCS FY2027 · HCPCS October 2026 · MS-DRG v44 · Medicare Code Editor v44.0 · NCCI PTP Q4 2026 · MUE Q4 2026 · NCD code lists 2026-01 · LCD export September 28, 2026 · All releases and sources