EMERGENCY MEDICINE SERVICES OF KS, PA
NPI 1649979451
Emergency Medicine in Overland Park, KS
About Emergency Medicine Services Of Ks, Pa NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
EMERGENCY MEDICINE SERVICES OF KS, PA (NPI 1649979451) is a healthcare organization registered as an emergency medicine in Overland Park, Kansas and active in the NPI registry since March 2023. The organization lists Vyvyan Derouen, President, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
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)
Emergency Medicine Services Of Ks, Pa is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
77Medicare enrollment records show 77 clinicians reassign Medicare billing to Emergency Medicine Services Of Ks, PA, which bills Medicare for the services they deliver. Of these, 10 practice at this address and 17 within 10 miles. Listed here are the 20 practicing nearest to this location.
Clinicians by Medicare Specialty 3
Nearest to this location (20)
See all 77Source: 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 Emergency Medicine Services Of Ks, PA's NPI number?
The NPI number for Emergency Medicine Services Of Ks, PA is 1649979451. It was assigned to this organization in the NPPES registry on March 1, 2023.
Where is Emergency Medicine Services Of Ks, PA located?
Emergency Medicine Services Of Ks, PA is located at 10500 Quivira Rd, Overland Park, KS 66215. The listed phone number is (913) 541-5000.
What is Emergency Medicine Services Of Ks, PA's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Emergency Medicine Services Of Ks, PA enrolled in Medicare?
Yes. Emergency Medicine Services Of Ks, PA is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Emergency Medicine Services Of Ks, PA?
According to the CMS Revalidation Reassignment List (October 2026 release), 77 clinicians in 3 Medicare specialties reassign their Medicare billing to Emergency Medicine Services Of Ks, PA. 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. The largest specialties are Emergency Medicine (59), Nurse Practitioner (17) and Family Practice (1). Of these, 10 practice at this address and 17 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 Emergency Medicine Services Of Ks, PA was last updated on November 20, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 months 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.
# Emergency Medicine Services Of Ks, Pa · NPI 1649979451
Emergency Medicine organization in Overland Park, Kansas. Organization record, active in the CMS NPPES registry since March 1, 2023.
## Identity
- **NPI:** 1649979451 (Entity type: Organization)
- **Enumerated:** March 1, 2023
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **Organization subpart:** No
- **Authorized official:** Vyvyan Derouen, PRESIDENT
## Practice location
- **Address:** 10500 QUIVIRA RD, Overland Park, KS 66215-2306
- **Phone:** (913) 541-5000
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 77 clinicians in 3 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Emergency Medicine (59), Nurse Practitioner (17), Family Practice (1); 10 practice at this address and 17 within 10 miles; [full list](https://npiprofile.com/npi/1649979451/clinicians) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** November 20, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1649979451) · Data from the CMS NPPES public registry.