Coverage profile
How Substrate can help you with Group Hospitalization and Medical Services
Substrate can help practices and billers with the following claims tasks for Group Hospitalization and Medical Services.
Eligibility
EDI 270/271The Substrate Eligibility Agent can verify patient benefits, identify TPAs and carve-outs, and more with Group Hospitalization and Medical Services.
2027 maternity billing research
When does Group Hospitalization and Medical Services 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
Group Hospitalization and Medical Services payer FAQs
What is the payer ID for Group Hospitalization and Medical Services?
The primary payer ID for Group Hospitalization and Medical Services is 10964. The correct routing ID can differ by clearinghouse and transaction, so compare the 837P, 837I, 835, 270, and 276 entries before submitting.
What is the 270 payer ID for Group Hospitalization and Medical Services?
The 270 payer ID for Group Hospitalization and Medical Services is 10964 via Stedi.
What states does Group Hospitalization and Medical Services operate in?
Group Hospitalization and Medical Services operates in DC, MD, and VA.
Routing reference
Group Hospitalization and Medical Services 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 | Group Hospitalization and Medical ServicesSource: Substrate payer directory · last refreshed |
|---|---|
| Operating states | DC, MD, VASource: Substrate payer directory · last refreshed |
| 270 eligibility payer IDStedi | 10964Source: 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 .
- Stedi payer catalogMatched by payer ID; matched record: Group Hospitalization and Medical Services. 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.
Other aliases
Also known as
- 10964