Coverage profile
How Substrate can help you with NCAS
Substrate can help practices and billers with the following claims tasks for NCAS.
Eligibility
EDI 270/271The Substrate Eligibility Agent can verify patient benefits, identify TPAs and carve-outs, and more with NCAS.
2027 maternity billing research
When does NCAS change OB/GYN billing?
No public 2027 start date found. Current guidance follows CPT global/non-global maternity reporting and points to Medical Policy 4.01.006A and Payment Policy PP CO 080.01.
- Transition start
- Not published
- Billing start
- Not published
- Published
- Not stated in source
- Current As Of
- August 2026
Scope: CareFirst current provider manual; exact product must be verified
Provider Manual Chapter 9 — Policies and Procedures. Verify the payer source before claim submission.
Frequently asked questions
NCAS payer FAQs
What is the payer ID for NCAS?
The primary payer ID for NCAS is 75190. The correct routing ID can differ by clearinghouse and transaction, so compare the 837P, 837I, 835, 270, and 276 entries before submitting.
What are the 837 payer IDs for NCAS?
The 837P and 837I payer ID for NCAS is 75190 via Stedi.
What is the 270 payer ID for NCAS?
The 270 payer ID for NCAS is 75190 via Stedi.
Routing reference
NCAS payer IDs and operating states
Use the payer ID listed for the transaction you are submitting. Verify current routing and enrollment requirements with your clearinghouse.
| Payer name | NCASSource: Substrate payer directory · last refreshed |
|---|---|
| 837P professional claims payer IDStedi | 75190Source: Stedi payer catalog · catalog dated · matched by payer ID |
| 837I institutional claims payer IDStedi | 75190Source: Stedi payer catalog · catalog dated · matched by payer ID |
| 270 eligibility payer IDStedi | 75190Source: Stedi payer catalog · catalog dated · matched by payer ID |
Routing sources and verification
- Substrate payer directoryPayer identity, aliases, operating states, and vendor IDs. Last refreshed .Open payer website ↗
- Stedi payer catalogMatched by payer ID; matched record: NCAS. Source dated .PrimaryPayerId is used as the transaction payer ID when the corresponding Stedi support flag is true.Open current Stedi reference ↗
Clearinghouse payer IDs are transaction-specific and can change. Confirm the current payer list and the member’s ID card before submission.
Payer contact directory
NCAS phone and fax numbers
Use the number associated with your task. These contacts were stated in successful eligibility responses and may apply to specific benefits, products, or departments.
- Utilization management phone
- (866) 773-2884UTILIZATION MANAGEMENT
- Utilization management fax
(410) 781-7661UTILIZATION MANAGEMENT
| Channel and number | Payer Notes | Department | Specialties |
|---|---|---|---|
fax(410) 781-7661 | Utilization managementBenefit context: Contact Following Entity for Eligibility or Benefit Information |
| |
| phone(866) 773-2884 | Utilization managementBenefit context: Contact Following Entity for Eligibility or Benefit Information |
|
Phone and fax numbers sourced directly from the payer response
Other aliases
Also known as
- 1730
- 2914
- 75190
- CFSAD
- CareFirst Administrators/NCAS - Fairfax, VA
- NCAS Fairfax Virginia
- National Claims Administrative Services