Cheat sheet

NAHAM CHAA Cheat Sheet

Patient Access Foundations

25%of exam

Compliance & EMTALAHIPAA & CMS NoticesPatient ID & SafetyInfo SystemsResource Management

Pre-arrival

21%of exam

SchedulingPre-registrationPayer TypesEligibility & AuthFinancial Clearance

Customer Experience

19%of exam

Customer AssessmentCommunicationAIDETService RecoverySatisfaction Metrics

Arrival

19%of exam

Check-inForms & ConsentsOrder ValidationPatient TrackingWayfinding

Revenue Cycle

16%of exam

Claim FormsCoding BasicsCoordination of BenefitsPOS CollectionDenial Prevention

Quick Facts

Exam
CHAA
Body
NAHAM
Time
2 hours
Questions
115 multiple-choice
Domains
5 weighted domains
Format
Scenario-based single answer
Renewal
Every 2 years
Blueprint
Dec 2023 job-task analysis

Two Identifiers Rule

Name plus date of birth, never room number

Full legal name requiredDate of birth requiredMRN backup if neededRoom number never acceptable

ABN vs GFE

ABN

  • Original Medicare only
  • Medical necessity risk
  • CMS-R-131 form

GFE

  • Uninsured self-pay patients
  • No Surprises Act
  • Cost transparency estimate

Coverage risk vs cost estimate

EMTALA Screening Sequence

  1. Patient requests emergency careProvide MSE(Regardless of insurance)
  2. Emergency condition confirmedStabilize before transfer
  3. Facility lacks capabilityCertify benefits outweigh risks
  4. Transfer benefits outweigh risksReceiving hospital must accept(Confirm capacity first)
  5. Financial questions ariseNever before the MSE
  6. Registration desired in parallelRun alongside screening

Core Compliance Laws

EMTALA
1986 ED screening law
MSE
Required medical screening exam
HIPAA
1996 PHI privacy law
Minimum necessary
Limit PHI to purpose
TPO
Treatment payment operations exempt
PSDA
Mandates advance directive disclosure
False Claims Act
Bars knowing false billing
Anti-Kickback Statute
Bars referral payment inducements

Notice-to-Situation Map

ABN Medicare, GFE self-pay, MOON observation status

ABN: Part B necessity riskGFE: uninsured cost estimateMOON: outpatient observation noticeIMM: inpatient discharge rights

Duplicate Record vs Overlay

Duplicate

  • One patient two MRNs
  • History split apart
  • Fixed by HIM merge

Overlay

  • Two patients one MRN
  • Data contaminated together
  • More dangerous error

Split identity vs merged identity

Which CMS Notice to Issue

  1. Part B may deny necessityIssue ABN(Before service)
  2. Uninsured or self-pay scheduledIssue GFE(No Surprises Act)
  3. Medicare inpatient at admissionIssue IMM(Discharge rights)
  4. Outpatient placed in observationIssue MOON(Within 36 hours)
  5. Always-excluded Original Medicare serviceVoluntary NEMB(No coverage decision existed)

CMS Patient Notices

ABN
Medicare Part B denial warningCMS-R-131
IMM
Inpatient discharge rights notice
MOON
Observation status outpatient notice
NEMB
Voluntary always-excluded service notice
GFE
No Surprises Act cost estimate
Condition Code 44
Pre-discharge status correction
MSP questionnaire
Screens for other coverage

Patient ID & Safety

Two identifiers
Full name plus birth date
NPSG.01.01.01
Joint Commission ID safety goal
EMPI
Enterprise-wide identity index
MRN
Single-facility chart number
Duplicate record
One patient two MRNs
Overlay
Two patients one MRN
Doe protocol
Unidentified patient temporary ID

Accreditation & Government Payers

Joint Commission
Unannounced periodic surveys
DNV Healthcare
ISO 9001 annual surveys
Deeming authority
CMS accepts accreditor survey
Medicare
Federal 65+ or disability
Medicaid
Federal-state low-income program
TRICARE
DoD military family coverage
VA benefits
Veterans Affairs health coverage

Referral vs Prior Authorization

Referral

  • PCP directive
  • Gatekeeper plan types
  • Sends to specialist

Prior authorization

  • Payer approval
  • Independent of referral
  • Required before service

Who sends vs who approves

Medicare Parts & Plan Types

Part A
Inpatient hospital hospice SNF
Part B
Outpatient physician DME
Part C
Medicare Advantage private plan
Part D
Prescription drug coverage
Original Medicare
Parts A and B only
HMO
PCP referral network required
PPO
No referral in-and-out network
EPO
No referral no out-network
POS plan
Referral plus some out-network
Self-pay
No third-party payer

Medicare Advantage vs Original Medicare

Medicare Advantage

  • Private commercial-style plan
  • Network rules apply
  • Often needs prior auth

Original Medicare

  • Parts A and B
  • CMS-administered nationwide
  • Standardized fee schedule

Commercial-style vs standardized rules

Eligibility & Authorization

270/271
Electronic eligibility inquiry response
Copay
Fixed dollar amount per visit
Deductible
Owed before plan pays
Coinsurance
Percent owed after deductible
OOP maximum
Annual cost-share cap
Referral
PCP directs to specialist
Prior authorization
Payer approval before service
Medical necessity
Clinical justification for payment
In-network
Contracted lower-cost provider
Retro-authorization
Rarely available after service

Scheduling & Financial Clearance

Pre-registration
Demographics collected before arrival
Guarantor
Person responsible for payment
Subscriber
Policyholder whose ID applies
GFE window
Scales with scheduling lead time
Financial counseling
Connects patient to assistance
Charity care
Free or reduced-cost care
PPDR
Dispute process for GFE overages

AIDET Sequence

Acknowledge, Introduce, Duration, Explanation, Thank you

Acknowledge: greet by nameIntroduce: state your roleDuration: give time estimateExplanation: describe next stepsThank you: close warmly

HCAHPS vs Press Ganey

HCAHPS

  • Federal CMS/AHRQ survey
  • Publicly reported
  • Tied to payment

Press Ganey

  • Private vendor
  • Often administers HCAHPS
  • Adds internal questions

Federal mandate vs vendor tool

Customer Experience Tools

AIDET
Acknowledge Introduce Duration Explain Thank
Service recovery
Acknowledge apologize correct restore
Health literacy
Patient ability to understand
Interpreter services
Required for language access
HCAHPS
Federal CMS/AHRQ experience survey
Press Ganey
Private vendor survey administrator
PDSA cycle
Plan Do Study Act

Inpatient vs Observation

Inpatient

  • Formal admission order
  • Expected 2-plus midnights
  • Part A billing

Observation

  • Outpatient status
  • Monitor before decision
  • Part B billing

Admission order vs monitoring status

Arrival & Registration Workflow

Patient class
Inpatient outpatient or observation
Inpatient
Formally admitted overnight status
Observation
Outpatient status pending decision
General consent
Covers routine non-invasive care
Informed consent
Clinician-obtained procedure-specific consent
Assignment of benefits
Payer pays facility directly
Order validation
Match order to patient
Wayfinding
Helping patients navigate facility

MSP Secondary Triggers

Working aged, disabled, work injury, auto, ESRD

65+ with employer planDisabled with large groupWorkers comp for injuryNo-fault for auto accidentESRD 30-month coordination period

UB-04 vs CMS-1500

UB-04

  • Institutional facility claim
  • Revenue codes used
  • 837I electronic form

CMS-1500

  • Professional physician claim
  • CPT/HCPCS codes used
  • 837P electronic form

Facility bill vs provider bill

COB: Which Plan Pays First

  1. Dependent two parent plansBirthday rule(Earlier birth month wins)
  2. Same birthday both parentsLonger-covered plan(Coverage duration wins)
  3. Active employee vs dependentNon-dependent plan primary
  4. Working-aged 65+, employer 20+Employer plan primary(Medicare secondary)
  5. Disabled under 65 large groupGroup plan primary(Medicare secondary)
  6. Work-related injuryWorkers comp primary
  7. Auto accident injuryNo-fault liability primary
  8. First 30 months ESRDEmployer plan primary(Coordination period)

Claim Forms & Codes

UB-04
Institutional facility claim form
CMS-1500
Professional physician claim form
837I
Electronic institutional claim
837P
Electronic professional claim
Revenue code
Identifies hospital department charge
Occurrence code
Two-character code plus date
Condition code
Flags claim-wide circumstance
ICD-10-CM
Diagnosis code why seen
CPT
Procedure code what done
HCPCS Level II
Supplies equipment drugs codes

Claim Form Pairing

UB-04 for facility, CMS-1500 for physician

UB-04: institutional 837ICMS-1500: professional 837POne visit, two claims

Coordination of Benefits

COB
Orders multiple plan payment
Primary payer
Pays claim first
Secondary payer
Pays remaining covered balance
Birthday rule
Earlier birth month wins
Non-dependent rule
Subscriber plan beats dependent plan
MSP
Medicare pays after certain coverage
TPL
Auto or work injury claims
Medishare
Not licensed insurance no COB

Collections & Denial Prevention

POS collection
Collect liability at visit
AR aging
0-30/31-60/61-90/90-plus buckets
Clean claim rate
Claims paid without correction
Front-end denial
Registration error root cause
EMPI search
Prevents duplicate or overlay
Counseling referral
High cost or uninsured trigger
Verification documentation
Record date and reference number

Common Traps

Minimum necessary scope

Applies to disclosures Not for treatment sharing

HIPAA signature myth

Good-faith effort required Not mandatory to proceed

Condition Code 44 timing

Only before discharge After discharge needs rebilling

Room number as identifier

Never an identifier Beds change constantly

Retro-authorization myth

Rarely available after service Must obtain before service

General vs informed consent

General covers routine care Informed is clinician-obtained

Birthday rule basis

Month and day only Birth year is ignored

EMTALA payment timing

Screening comes first Payment discussion comes after

Last Minute

  1. 1.115 questions, 2-hour limit.
  2. 2.Weights: 25 / 21 / 19 / 19 / 16
  3. 3.EMTALA: screen before payment ever.
  4. 4.ID = name + DOB, never room.
  5. 5.ABN = Medicare Part B only.
  6. 6.GFE = No Surprises Act estimate.
  7. 7.MSP questionnaire: every Medicare encounter.
  8. 8.Birthday rule = earlier month wins.
  9. 9.Prior auth: obtain before service.
  10. 10.UB-04 = facility; CMS-1500 = physician.
  11. 11.Condition Code 44: only pre-discharge.
  12. 12.HCAHPS = federal; Press Ganey = vendor.
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