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Coastal Administrative Services (CAS)

This page contains information you can use to exchange healthcare transactions with Coastal Administrative Services (CAS) using Stedi.
Use any of the following payer IDs to send transactions to Coastal Administrative Services (CAS) using Stedi APIs or SFTP. Read the docs
Primary Payer ID
CAS89
Stedi Payer ID
PHTYV
Payer ID aliases
3022, 8271, CAS89, DX007
Coverage types
Dental, Medical

Supported transactions

Use Stedi to exchange the following transactions with Coastal Administrative Services (CAS) using APIs or SFTP. Send transactions as JSON or raw EDI files.
Eligibility & benefit verification
Not supported

Eligibility checks

(270/271)
Verify member coverage and benefits by sending real-time and batch eligibility checks to Coastal Administrative Services (CAS).
Not supported

Coordination of benefits checks

(COB)
Submit coordination of benefit checks to Coastal Administrative Services (CAS) to determine if a member has overlapping coverage with another plan and determine each payer's responsibility for paying claims.
Claims processing
Not supported

Real-time claim status

(276/277)
Check on the status of a claim previously submitted to Coastal Administrative Services (CAS) in real-time by sending a claim status check (276/277).
Supported

Professional claims

(837P)
Submit professional claims to Coastal Administrative Services (CAS) and receive 277 claim acknowledgments asynchronously.
Supported

Institutional claims

(837I)
Submit institutional claims to Coastal Administrative Services (CAS) and receive 277 claim acknowledgments asynchronously.
Supported, enrollment required

Claim payments

(835 ERA)
Receive electronic remittance advice (ERAs) from Coastal Administrative Services (CAS) to review full payment details.
Not supported

Dental claims

(837D)
Submit dental claims to Coastal Administrative Services (CAS) and receive 277 claim acknowledgments asynchronously.
Not supported

Unsolicited claim attachments

(275)
Receive unsolicited attachments for claims submitted to Coastal Administrative Services (CAS).
Get started
Use Stedi's APIs to get fast and reliable connectivity to Coastal Administrative Services (CAS) and start processing healthcare claims and eligibility checks within minutes.
Start processing healthcare claims and eligibility checks with Stedi and Coastal Administrative Services (CAS) today.
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