POS 08: Tribal 638 Provider-based Facility
Tribal 638 provider-based hospital outpatient billing.
CMS description
“A facility or location owned and operated by a federally recognized American Indian or Alaska Native tribe or tribal organization under a 638 agreement, which provides diagnostic, therapeutic (surgical and non-surgical), and rehabilitation services to tribal members admitted as inpatients or outpatients.”
When to use POS 08
Tribal 638 provider-based hospital outpatient billing.
Reimbursement
Tribal-specific reimbursement.
Common billing issues
- Restricted to 638 contract facilities
Frequently asked questions
What is POS 08?
Tribal 638 Provider-based Facility. A facility or location owned and operated by a federally recognized American Indian or Alaska Native tribe or tribal organization under a 638 agreement, which provides diagnostic, therapeutic (surgical and non-surgical), and rehabilitation services to tribal members admitted as inpatients or outpatients.
When do I use POS 08?
Tribal 638 provider-based hospital outpatient billing.
How does POS 08 affect reimbursement?
Tribal-specific reimbursement.
What are common POS 08 billing issues?
Restricted to 638 contract facilities.
Other POS codes
- POS 01 — PharmacyUsed primarily for vaccines administered at a pharmacy and pharmacist-rendered s
- POS 02 — Telehealth Provided Other than in Patient's HomeSince 2022, POS 02 must be used for telehealth when the patient is anywhere OTHE
- POS 03 — SchoolUsed for services provided in a school setting — typically school-based health c
- POS 04 — Homeless ShelterHealth services provided at a homeless shelter, typically by mobile clinics, str
- POS 05 — Indian Health Service Free-standing FacilityIHS billing only. Special encounter rates apply.
- POS 06 — Indian Health Service Provider-based FacilityIHS billing only, provider-based hospital outpatient setting.
Sources
Automate POS 08 billing — try ApprovalHelp free
ApprovalHelp auto-routes POS-related denials, flags POS/CPT mismatches before submission, and integrates with your billing workflow. no setup fee — no card.
Get started →Contact: hello@approvalhelp.com