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ICD-10-PCS/02H/02H64MZ
Inpatient Procedure Code

02H64MZ

Insertion of Cardiac Lead into Right Atrium, Percutaneous Endoscopic Approach

Insertion of Cardiac Lead into R Atrium, Perc Endo Approach

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 System2

Heart and Great Vessels

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 Part6

Atrium, Right

5
Approach4

Percutaneous Endoscopic

6
DeviceM

Cardiac Lead

7
QualifierZ

No Qualifier

Potential MS-DRG Relationships (FY2026)

The MS-DRG grouper treats this as a non-operating-room procedure. It appears in the surgical logic of 3 MS-DRGs:

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

Contextual Map

Every relationship of 02H64MZ 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.

PCS table

  • 02H[PCS table]
  • [object Object] — Section: [object Object] [Section]: “[object Object]”
  • [object Object] — Body System: [object Object] [Body System]: “[object Object]”
  • [object Object] — Operation: [object Object] [Operation]: “[object Object]”

MS-DRG participation

  • DRG 260 — CARDIAC PACEMAKER REVISION EXCEPT DEVICE REPLACEMENT WITH MCC [MS-DRG]: “CARDIAC PACEMAKER REVISION EXCEPT DEVICE REPLACEMENT WITH MCC — Cardiac Pacemaker Revision Except Device Replacement (MDC 05)”
  • DRG 261 — CARDIAC PACEMAKER REVISION EXCEPT DEVICE REPLACEMENT WITH CC [MS-DRG]: “CARDIAC PACEMAKER REVISION EXCEPT DEVICE REPLACEMENT WITH CC — Cardiac Pacemaker Revision Except Device Replacement (MDC 05)”
  • DRG 262 — CARDIAC PACEMAKER REVISION EXCEPT DEVICE REPLACEMENT WITHOUT CC/MCC [MS-DRG]: “CARDIAC PACEMAKER REVISION EXCEPT DEVICE REPLACEMENT WITHOUT CC/MCC — Cardiac Pacemaker Revision Except Device Replacement (MDC 05)”

MDC crossing · diagnoses (1844)

  • MDC 05 — Diseases and Disorders of the Circulatory System [MDC crossing]: “Diseases and Disorders of the Circulatory System — 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.”
  • A36.81 — Diphtheritic cardiomyopathy [Same-MDC diagnosis]: “Diphtheritic cardiomyopathy — grouped in MDC 05, the diagnosis side of this code's crossing.” · check together
  • A39.50 — Meningococcal carditis, unspecified [Same-MDC diagnosis]: “Meningococcal carditis, unspecified — grouped in MDC 05, the diagnosis side of this code's crossing.” · check together
  • A39.51 — Meningococcal endocarditis [Same-MDC diagnosis]: “Meningococcal endocarditis — grouped in MDC 05, the diagnosis side of this code's crossing.” · check together
  • A39.52 — Meningococcal myocarditis [Same-MDC diagnosis]: “Meningococcal myocarditis — grouped in MDC 05, the diagnosis side of this code's crossing.” · check together
  • A39.53 — Meningococcal pericarditis [Same-MDC diagnosis]: “Meningococcal pericarditis — grouped in MDC 05, the diagnosis side of this code's crossing.” · check together
  • and 1839 more

Nearest codes

  • 02H44MZ — Insertion of Cardiac Lead into Coronary Vein, Percutaneous Endoscopic Approach [One axis away]
  • 02H60MZ — Insertion of Cardiac Lead into Right Atrium, Open Approach [One axis away]
  • 02H63MZ — Insertion of Cardiac Lead into Right Atrium, Percutaneous Approach [One axis away]
  • 02H640Z — Insertion of Pressure Sensor Monitoring Device into Right Atrium, Percutaneous Endoscopic Approach [One axis away]
  • 02H642Z — Insertion of Monitoring Device into Right Atrium, Percutaneous Endoscopic Approach [One axis away]
  • 02H643Z — Insertion of Infusion Device into Right Atrium, Percutaneous Endoscopic Approach [One axis away]
  • 02H64DZ — Insertion of Intraluminal Device into Right Atrium, Percutaneous Endoscopic Approach [One axis away]
  • 02H64JZ — Insertion of Pacemaker Lead into Right Atrium, Percutaneous Endoscopic Approach [One axis away]

Change history

No changes recorded for this code — unchanged since the FY2026 (April) baseline of the change ledger.