Medical Billing & Coding

National Certification Exam Rubric & Resources

National Healthcareer Association (NHA) — CBCS

Full Name: Certified Billing & Coding Specialist  |  Website: www.nhanow.com

Exam Format
100 scored + 25 pretest questions
Question Types
Multiple choice (4 options)
Time Limit
3 hours
Passing Score
390 scaled score
Testing Options
PSI testing centers or Live Remote Proctoring
Coding Manuals
Electronic access provided (as of Sept 2024)
Certification Period
2 years (10 CE credits for renewal)
Cost
Varies by testing location
Key Update: NHA CBCS 3.0 launched in 2024 with significant changes to exam format and manual requirements. Starting Sept 24, 2024: No manuals needed — electronic access provided.

Content Domains

DomainDescription
1. Revenue Cycle & Regulatory ComplianceHealthcare billing cycle, HIPAA compliance, fraud/abuse prevention, legal/regulatory requirements, documentation standards
2. Insurance Eligibility & Payer RequirementsInsurance verification, eligibility determination, preauthorization, referrals, coordination of benefits, payer-specific requirements
3. Coding & Coding GuidelinesICD-10-CM diagnostic coding, CPT procedural coding, HCPCS Level II coding, modifiers, coding guidelines, documentation review for accurate coding
4. Billing & ReimbursementCMS-1500 form completion, claims submission (electronic and paper), claim status tracking, denials management, appeals process, payment posting, aging reports

American Medical Certification Association (AMCA) — MCBC

Full Name: Medical Coder & Biller Certification  |  Website: www.amcaexams.com

Accreditation: NCCA accredited as of September 1, 2018

Exam Format
100 multiple choice questions
Time Limit
2 hours
Passing Score
64% or higher
Testing Location
Official AMCA testing sites
Certification Period
Requires renewal (check AMCA)

Content Domains (8 Total)

DomainDescription
1. Medical Terminology & AnatomyMedical word parts (prefixes, roots, suffixes), body systems, anatomical terminology
2. ICD-10-CM CodingDiagnostic coding, code structure, tabular list, alphabetic index, coding guidelines, sequencing
3. CPT CodingProcedural coding, Evaluation & Management codes, surgery, radiology, pathology/lab, medicine section
4. HCPCS Level II CodingNational codes for supplies, equipment, ambulance services, drugs
5. Billing ProceduresClaims preparation, CMS-1500 form, electronic submission, billing cycle
6. Insurance & PayersCommercial insurance, Medicare, Medicaid, managed care, verification, authorization
7. Regulatory ComplianceHIPAA, fraud and abuse laws, Office of Inspector General (OIG), compliance programs
8. Professional PracticesDocumentation requirements, medical record keeping, ethical responsibilities, revenue cycle management

National Center for Competency Testing (NCCT) — NCICS

Full Name: National Certified Insurance & Coding Specialist  |  Website: www.ncctinc.com

Exam Format
132 scored questions
Time Limit
2.5 hours
Passing Score
70 scaled score
Certification Period
5 years (annual CE required)

Content Areas

Content AreaDescription
Insurance BillingHealthcare billing processes, electronic claims submission, claim tracking, denial management, appeals
Medical TerminologyHealthcare vocabulary, anatomical terms, disease processes, medical abbreviations
CPT CodingCurrent Procedural Terminology coding, E/M services, surgical procedures, modifiers
ICD-10-CM CodingDiagnostic coding, code structure, coding conventions, guidelines, official coding rules
HCPCS Level II CodingHealthcare Common Procedure Coding System, durable medical equipment, supplies, drugs

American Academy of Professional Coders (AAPC) — CPC

Full Name: Certified Professional Coder  |  Website: www.aapc.com

Note: Primary CODING certification (less billing-focused)
Exam Format
150 multiple choice questions
Time Limit
4 hours
Passing Score
Minimum 70%
Cost
~$460 (members) / $560 (non-members)
Coding Manuals
Open book — bring current CPT, ICD-10-CM, HCPCS Level II
Certification Period
Annual renewal with 36 CEUs every 2 years
Apprentice Status: Candidates without 2 years of coding experience receive CPC-A (Apprentice) designation upon passing. Full CPC status granted after completing experience requirement.

Exam Content Areas

Content AreaApprox. %Description
Medical Terminology10%Prefixes, suffixes, root words, anatomical terms
Anatomy & Physiology15%Body systems, organs, pathophysiology
ICD-10-CM Diagnostic Coding20%Disease classification, coding conventions, guidelines, sequencing
CPT & HCPCS Coding35–40%Procedural coding across all specialties, modifiers, bundling/unbundling
Coding Guidelines10–15%Official coding guidelines, compliance, documentation
Practice Management5–10%Reimbursement methodologies, compliance, quality measures

American Academy of Professional Coders (AAPC) — CPB

Full Name: Certified Professional Biller  |  Website: www.aapc.com

Note: Primary BILLING certification (less coding-focused)
Exam Format
200 multiple choice questions
Time Limit
5 hours 40 minutes
Passing Score
Minimum 65%
Cost
$260 (members) / $300 (non-members)
Coding Manuals
Open book — CPT, ICD-10-CM, HCPCS or ebooks
Certification Period
Annual renewal with 36 CEUs every 2 years
Experience
Recommended 2 years medical billing experience

Exam Content Areas

Content AreaDescription
Revenue Cycle ManagementComplete billing cycle from patient registration through final payment, denials management, collections
Healthcare ReimbursementMedicare, Medicaid, commercial insurance, managed care, fee schedules, payment methodologies
Claims ProcessingCMS-1500 form completion, electronic vs. paper claims, clearinghouses, claim scrubbing, submission
Regulatory ComplianceHIPAA, False Claims Act, Fair Debt Collection, Anti-Kickback Statute, Stark Law
Coding FundamentalsBasic ICD-10-CM, CPT, HCPCS coding (lighter emphasis than CPC exam), modifiers
Insurance Types & PlansCommercial, government programs, workers compensation, third-party liability, coordination of benefits
Denials & AppealsDenial reasons, appeals process, documentation requirements, reconsideration procedures

Certification Comparison at a Glance

Feature NHA CBCS AMCA MCBC NCCT NCICS AAPC CPC AAPC CPB
Questions100 scored100132 scored150200
Time3 hours2 hours2.5 hours4 hours5h 40m
Pass Score390 scaled64%70 scaled70%65%
FocusBilling & CodingCoding & BillingBilling & CodingCoding PrimaryBilling Primary
ManualsElectronic (2024+)RequiredRequiredOpen bookOpen book
Renewal2 yrs (10 CE)Varies5 yrs (annual CE)2 yrs (36 CEUs)2 yrs (36 CEUs)
Cost RangeVaries~$119Varies$460–560$260–300

Additional Resources & Study Tips

Important Notes: This rubric provides general information about medical billing and coding certification exams as of February 2026. Please visit each organization's official website for the most current exam details, pricing, and requirements. Exam content, formats, and requirements are subject to change. Coding manuals are updated annually — always use current year editions for exams and practice. Some certifications may require accredited training programs or work experience — verify eligibility before registering.