Home Care Coding Specialist – Diagnosis (HCS-D) Certification Study Guide, 2026

Home Care Coding Specialist - Diagnosis (HCS-D) Certification Study Guide, 2026

Looking for more information about receiving an AHCC credential? Click here for access to the Candidate Handbook with details about exam registration and more.

The Home Care Coding Specialist – Diagnosis (HCS-D) Certification Study Guide, 2026, will help prepare you to take the Home Care Coding Specialist-Diagnosis (HCS-D) certification examination, offered by the Association of Home Care Coding & Compliance (AHCC). You’ll get tips and sample test questions authored by AHCC Committee members.

With the Home Care Coding Specialist – Diagnosis (HCS-D) Certification Study Guide, 2026, you will learn what’s important to be successful.

Updated with new 2026 codes, coding guidelines, and conventions that will be covered on the exam!

Plus, the Home Care Coding Specialist – Diagnosis (HCS-D) Certification Study Guide, 2026, includes:

• The most up-to-date Ethical and Legal Standards for coding professionals.
• Questions for the Expert—Coders have asked our experts about common coding problems. Our experts provide answers and feedback that can guide you on the test.
• Exam Outline—See the concepts that will be tested on your home care coding exam, and make sure you’re familiar with all of the topics outlined.
• Coding tips—You get valuable clues to the exam questions.
• Practice questions—Test yourself by applying what you’ve learned in practice scenarios.

This study guide is also featured in two of our AHCC credential study bundles: the HCS-D Exam Prep Bundle, 2026, and the HCS-D Exam Essentials, 2026.

30-Day Money-Back Guarantee: If the Home Care Coding Specialist – Diagnosis (HCS-D) Certification Study Guide, 2026, doesn’t provide the information you need to help you prepare for the HCS-D certification exam, return it within 30 days of receipt for a complete refund of the purchase price. No questions asked.

About AHCC Membership

The Association of Home Care Coding & Compliance serves as the premier coding and compliance community for home care, providing opportunities for education, professional growth, advocacy, and networking. Members include:

• Home Health Nurses
• Coders & Coding Managers
• Coding & OASIS Reviewers
• QA & Compliance Managers
• Therapists
• Clinical Supervisors
• Compliance Officers

Member Benefits Include:

• Resources Library — Improve your coding and compliance knowledge and accuracy with our variety of tools and our webinar archives
• AHCC CEU Quizzes — Take quizzes based on issues of our monthly newsletter to earn 16 AHCC CEUs for recertifying your HCS-D, HCS-H or HCS-O credential each year.
• Discounts in the DecisionHealth store — Save on books, webinars, conferences and more with exclusive AHCC member discounts.
• And more!

Want to learn more? Visit the AHCC website here.

Testimonial

"The Exam Study Guides are an incredible tool - not only for studying to take the initial certification exam, but they can continue to be useful reference guides for your day-to-day work by providing additional scenarios based on real world documentation and applications. They are helpful when completing self assessments for recertifications as well." — Kelly Kavanaugh, RN, HCS-D, HCS-H, HCS-O, Independent Home Health and Hospice Consultant, owner of The OTB Group, Inc.