DocScrib
How it WorksPricingBlog
Sign InSign UpBook a Demo
DocScrib

AI-powered medical documentation platform streamlining healthcare workflows through intelligent transcription and clinical note generation.

Book a Demo

Product

  • Medical Templates
  • Pricing
  • Integrations
  • Security & Compliance

Resources

  • Blog
  • Documentation
  • Case Studies

Contact

  • support@docscrib.com
  • +1 (555) 123-4567
  • 123 Healthcare Blvd
    Medical District, CA 90210
© 2025 DocScrib. All rights reserved.
Privacy PolicyTerms of ServiceCookie Policy
Home/Diagnosis/ICD-10 Coding for NSTEMI (I21.4)

ICD-10 Coding for NSTEMI (I21.4)

I21.4

Complete ICD-10-CM coding and documentation guide for icd-10 coding for nstemi (i21.4) includes clinical validation requirements, medical necessity guidelines, and coding policies.

Also Known as:
Non-ST Elevation Myocardial Infarction
Subendocardial Infarction
Join 10,000+ Happy Clinicians

The AI Medical Scribe for Happiest Clinicians

Save 2+ hours daily with instant clinical documentation.
Our AI scribe listens, understands, and generates comprehensive medical notes so you can focus on patient care.

Start Free Trial
No credit card required•HIPAA compliant
Recording Controls
Start recording to see live transcription
Live Conversation - Try For Free!
Real-time transcription with automatic speaker identification

Ready to Record

Start recording to see live conversation transcription

Key Information: ICD-10 Coding for NSTEMI (I21.4)

Essential facts and insights about ICD-10 Coding for NSTEMI (I21.4)

Use ICD-10 code I21.4 for non-st elevation (nstemi) myocardial infarction, ensuring proper documentation in clinical notes.

Primary ICD-10-CM Codes

Non-ST elevation (NSTEMI) myocardial infarction

Billable Code
I21.4
Billable

Diagnostic Criteria

clinical:
  • • Presence of elevated troponin levels and ECG findings without ST elevation.
documentation:
  • • Explicit mention of 'NSTEMI' in the medical record.

Applicable To

  • • Subendocardial infarction

Important Notes

  • • Ensure documentation specifies 'NSTEMI' and includes relevant lab and ECG findings.
Ancillary Codes

Additional codes that may be used with this diagnosis

I10

Essential (primary) hypertension

Use when hypertension is present as a comorbidity.

E11.9

Type 2 diabetes mellitus without complications

Use when diabetes is present as a comorbidity.

Frequently Asked Questions

What is the ICD-10 code for NSTEMI?

The ICD-10 code for Non-ST Elevation Myocardial Infarction (NSTEMI) is I21.4. This code is used when there is evidence of myocardial infarction without ST elevation on ECG.

How is NSTEMI documented in medical records?

NSTEMI should be documented with specific terms like 'Non-ST Elevation Myocardial Infarction' and include elevated troponin levels and ECG findings without ST elevation.

Quick Navigation
All DiagnosesICD-10 Codes

Related Resources

How Medical Coding WorksBrowse All Codes