TEXAS EM-1 MEDICAL SERVICES
NPI 1366480261
Emergency Medicine in Houston, TX
About Texas Em-1 Medical Services NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
TEXAS EM-1 MEDICAL SERVICES (NPI 1366480261) is a healthcare organization registered as an emergency medicine in Houston, Texas and active in the NPI registry since June 2006. The organization lists William C. Jernberg, President, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 2
Group Practice 1
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Texas Em-1 Medical Services is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
60Medicare enrollment records show 60 clinicians reassign Medicare billing to Texas Em-1 Medical Services, which bills Medicare for the services they deliver. Of these, 8 practice within 10 miles. Listed here are the 20 practicing nearest to this location.
Nearest to this location (20)
See all 60Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Texas Em-1 Medical Services's NPI number?
The NPI number for Texas Em-1 Medical Services is 1366480261. It was assigned to this organization in the NPPES registry on June 3, 2006.
Where is Texas Em-1 Medical Services located?
Texas Em-1 Medical Services is located at 4200 Portsmouth St, Houston, TX 77027. The listed phone number is (713) 774-7611.
What is Texas Em-1 Medical Services's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Texas Em-1 Medical Services enrolled in Medicare?
Yes. Texas Em-1 Medical Services is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Texas Em-1 Medical Services?
According to the CMS Revalidation Reassignment List (October 2026 release), 60 clinicians, all in Nurse Practitioner, reassign their Medicare billing to Texas Em-1 Medical Services. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. Of these, 8 practice within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
When was this NPI record last updated?
The NPPES record for Texas Em-1 Medical Services was last updated on March 24, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Texas Em-1 Medical Services · NPI 1366480261
Emergency Medicine organization in Houston, Texas. Organization record, active in the CMS NPPES registry since June 3, 2006.
## Identity
- **NPI:** 1366480261 (Entity type: Organization)
- **Enumerated:** June 3, 2006
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **Organization subpart:** No
- **Authorized official:** William Jernberg, PRESIDENT
## Practice location
- **Address:** 4200 PORTSMOUTH ST, Houston, TX 77027-6812
- **Phone:** (713) 774-7611 · **Fax:** (214) 712-2487
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 60 clinicians (Nurse Practitioner) reassign Medicare billing to this organization (form CMS-855R); 8 practice within 10 miles; [full list](https://npiprofile.com/npi/1366480261/clinicians) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** March 24, 2008
- **Other identifiers:** Medicare PIN CK4309 (TX); Medicare ID-Type Unspecified 00804R (TX)
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Source: [NPI Profile](https://npiprofile.com/npi/1366480261) · Data from the CMS NPPES public registry.