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E89.821 ICD-10-CM Code: Postprocedural hematoma of an endocrine system organ or structure following other procedure

Billing Status: YES. This is a valid, specific, and billable ICD-10-CM reference.

Inpatient Payment Groups (MS-DRG)

MS-DRGs this diagnosis helps define, as principal or secondary, per the CMS ICD-10-CM/PCS MS-DRG Definitions Manual v43.0, Appendix B.

  • MS-DRG 919 — COMPLICATIONS OF TREATMENT WITH MCC (MDC 21)
  • MS-DRG 920 — COMPLICATIONS OF TREATMENT WITH CC (MDC 21)
  • MS-DRG 921 — COMPLICATIONS OF TREATMENT WITHOUT CC/MCC (MDC 21)

A diagnosis appearing in a group's logic does not by itself determine the DRG assigned to a stay; the grouper uses the full claim.

Official Registry Overview & Definition

Postprocedural hematoma of an endocrine system organ or structure following other procedure is a billable ICD-10-CM diagnosis code (E89.821).

Official Tabular Instructional Notes

Sequencing, inclusion, and exclusion notes published for E89.821 in the official ICD-10-CM tabular list.

Excludes2 — Not Included Here

Conditions not covered by this code, but which may be reported alongside it when both are present.

Indexed Clinical Terms (1)

Clinical term phrases from the official ICD-10-CM Index to Diseases and Injuries that map to this code.

  • Complication (s) (from) (of), postprocedural, hematoma (of), endocrine system, following other procedure

Frequently Compared Codes

The official Excludes notes on E89.821 name these codes. Each comparison page covers when the two can — or must not — be reported together.

Change history

  • FY2017 — 2016-10-01
    Added to the code set
    Postprocedural hematoma of an endocrine system organ or structure following other procedure
    FY2017 changes

Verify Before Coding

  • CC as a secondary diagnosis (FY2026). Can raise the stay's MS-DRG severity tier.

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

Relationships & Classification

Official ICD-10-CM tabular notes on other codes that name E89.821 or its code family.

12 Excludes2 notes across 3 chapters: E36 (via E89.-), T80 (via E89.-), T80-T88 (via E89.-), T81 (via E89.-), T82 (via E89.-), T83 (via E89.-), T84 (via E89.-), T85 (via E89.-), T86 (via E89.-), T87 (via E89.-) and 2 more.

Potential MS-DRG Relationships (FY2026)

CC — Complication or Comorbidity. Reported as a secondary diagnosis, this code raises the stay's MS-DRG severity tier — except when the principal diagnosis is one of 24 clinically related codes on its CMS exclusion list.

Named in the grouper logic of 3 MS-DRGs: DRG 919 (MDC 21), DRG 920 (MDC 21), DRG 921 (MDC 21).

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

Clinical classification (AHRQ CCSR):END014 — Postprocedural or postoperative endocrine or metabolic complication (default).

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

Contextual Map

Every relationship of E89.821 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

  • E00-E89 — Chapter 4: Endocrine, Nutritional and Metabolic Diseases (E00-E89) (E00-E89) [Hierarchy]
  • E89-E89 — Postprocedural endocrine and metabolic complications and disorders, not elsewhere classified [Hierarchy]

Referenced by Excludes2 notes (12)

  • E36 — Intraoperative complications of endocrine system [Excludes2](via E89.-): “postprocedural endocrine and metabolic complications and disorders, not elsewhere classified (E89.-)” · check together
  • T80 — Complications following infusion, transfusion and therapeutic injection [Excludes2](via E89.-): “intraoperative and postprocedural complications of specified body systems (D78.-, E36.-, E89.-, G97.3-, G97.4, H59.3-, H59.-, H95.2-, H95.3, I97.4-, I97.5, J95.6-, J95.7, K91.6-, L76.-, M96.-, N99.-)” · check together
  • T80-T88 — Complications of surgical and medical care, not elsewhere classified (T80-T88) [Excludes2](via E89.-): “intraoperative and postprocedural complications of specified body systems (D78.-, E36.-, E89.-, G97.3-, G97.4, H59.3-, H59.-, H95.2-, H95.3, I97.4-, I97.5, J95.6-, J95.7, K91.6-, L76.-, M96.-, N99.-)” · check together
  • T81 — Complications of procedures, not elsewhere classified [Excludes2](via E89.-): “intraoperative and postprocedural complications of specific body system (D78.-, E36.-, E89.-, G97.3-, G97.4, H59.3-, H59.-, H95.2-, H95.3, I97.4-, I97.5, J95, K91.-, L76.-, M96.-, N99.-)” · check together
  • T82 — Complications of cardiac and vascular prosthetic devices, implants and grafts [Excludes2](via E89.-): “intraoperative and postprocedural complications of specified body systems (D78.-, E36.-, E89.-, G97.3-, G97.4, H59.3-, H59.-, H95.2-, H95.3, I97.4-, I97.5, J95.6-, J95.7, K91.6-, L76.-, M96.-, N99.-)” · check together
  • T83 — Complications of genitourinary prosthetic devices, implants and grafts [Excludes2](via E89.-): “intraoperative and postprocedural complications of specified body systems (D78.-, E36.-, E89.-, G97.3-, G97.4, H59.3-, H59.-, H95.2-, H95.3, I97.4-, I97.5, J95.6-, J95.7, K91.6-, L76.-, M96.-, N99.-)” · check together
  • T84 — Complications of internal orthopedic prosthetic devices, implants and grafts [Excludes2](via E89.-): “intraoperative and postprocedural complications of specified body systems (D78.-, E36.-, E89.-, G97.3-, G97.4, H59.3-, H59.-, H95.2-, H95.3, I97.4-, I97.5, J95.6-, J95.7, K91.6-, L76.-, M96.-, N99.-)” · check together
  • T85 — Complications of other internal prosthetic devices, implants and grafts [Excludes2](via E89.-): “intraoperative and postprocedural complications of specified body systems (D78.-, E36.-, E89.-, G97.3-, G97.4, H59.3-, H59.-, H95.2-, H95.3, I97.4-, I97.5, J95.6-, J95.7, K91.6-, L76.-, M96.-, N99.-)” · check together
  • and 4 more

Clinical classification (CCSR)

  • END014 — Postprocedural or postoperative endocrine or metabolic complication [CCSR]

Potential MS-DRG

  • CC — Complication or Comorbidity [MS-DRG severity]: “As a secondary diagnosis this code can raise the stay's MS-DRG severity tier (CC).”
  • DRG 919 — COMPLICATIONS OF TREATMENT WITH MCC [MS-DRG]: “COMPLICATIONS OF TREATMENT WITH MCC (MDC 21)”
  • DRG 920 — COMPLICATIONS OF TREATMENT WITH CC [MS-DRG]: “COMPLICATIONS OF TREATMENT WITH CC (MDC 21)”
  • DRG 921 — COMPLICATIONS OF TREATMENT WITHOUT CC/MCC [MS-DRG]: “COMPLICATIONS OF TREATMENT WITHOUT CC/MCC (MDC 21)”

MDC crossing · procedures (32029)

  • 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.”
  • 0016070 — Bypass Cerebral Ventricle to Nasopharynx with Autologous Tissue Substitute, Open Approach [Same-MDC procedure]: “Bypass Cerebral Ventricle to Nasopharynx with Autologous Tissue Substitute, Open Approach — grouped in MDC 21, the procedure side of this code's crossing.” · check together
  • 0016071 — Bypass Cerebral Ventricle to Mastoid Sinus with Autologous Tissue Substitute, Open Approach [Same-MDC procedure]: “Bypass Cerebral Ventricle to Mastoid Sinus with Autologous Tissue Substitute, Open Approach — grouped in MDC 21, the procedure side of this code's crossing.” · check together
  • 0016072 — Bypass Cerebral Ventricle to Atrium with Autologous Tissue Substitute, Open Approach [Same-MDC procedure]: “Bypass Cerebral Ventricle to Atrium with Autologous Tissue Substitute, Open Approach — grouped in MDC 21, the procedure side of this code's crossing.” · check together
  • 0016073 — Bypass Cerebral Ventricle to Blood Vessel with Autologous Tissue Substitute, Open Approach [Same-MDC procedure]: “Bypass Cerebral Ventricle to Blood Vessel with Autologous Tissue Substitute, Open Approach — grouped in MDC 21, the procedure side of this code's crossing.” · check together
  • 0016074 — Bypass Cerebral Ventricle to Pleural Cavity with Autologous Tissue Substitute, Open Approach [Same-MDC procedure]: “Bypass Cerebral Ventricle to Pleural Cavity with Autologous Tissue Substitute, Open Approach — grouped in MDC 21, the procedure side of this code's crossing.” · check together
  • and 32024 more

Index entries

  • Complication (s) (from) (of), postprocedural, hematoma (of), endocrine system, following other procedure[Index term]

Nearest codes (22)

  • E89 — Postprocedural endocrine and metabolic complications and disorders, not elsewhere classified [Sibling]
  • E89.0 — Postprocedural hypothyroidism [Sibling]
  • E89.1 — Postprocedural hypoinsulinemia [Sibling]
  • E89.2 — Postprocedural hypoparathyroidism [Sibling]
  • E89.3 — Postprocedural hypopituitarism [Sibling]
  • E89.4 — Postprocedural ovarian failure [Sibling]
  • E89.40 — Asymptomatic postprocedural ovarian failure [Sibling]
  • E89.41 — Symptomatic postprocedural ovarian failure [Sibling]
  • and 14 more

Change history

  • FY2017 — Added to the code set [Change history]

Nearest Codes in This Family

Official ICD-10-CM classifications closest to E89.821 in its code family, with their registry titles.

  • E89.81 — Postprocedural hemorrhage of an endocrine system organ or structure following a procedure
  • E89.810 — Postprocedural hemorrhage of an endocrine system organ or structure following an endocrine system procedure
  • E89.811 — Postprocedural hemorrhage of an endocrine system organ or structure following other procedure
  • E89.82 — Postprocedural hematoma and seroma of an endocrine system organ or structure
  • E89.820 — Postprocedural hematoma of an endocrine system organ or structure following an endocrine system procedure
  • E89.822 — Postprocedural seroma of an endocrine system organ or structure following an endocrine system procedure
  • E89.823 — Postprocedural seroma of an endocrine system organ or structure following other procedure
  • E89.83 — Postprocedural hypoglycemia following a procedure
  • E89.830 — Post bariatric hypoglycemia
  • E89.838 — Other postprocedural hypoglycemia

View all codes in the E89 family