BRIAN L REEMTSEN MD
NPI 1598795288
Thoracic Surgery (Cardiothoracic Vascular Surgery) in Little Rock, AR
About Brian L Reemtsen Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
BRIAN L REEMTSEN MD (NPI 1598795288) is an individual thoracic surgery (cardiothoracic vascular surgery) provider in Little Rock, Arkansas, licensed in Arkansas (E-10803) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 4
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Brian L Reemtsen Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Brian Reemtsen reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Little Rock, AR 72202
- Reassigned Medicare billing, Arkansas enrollment
- 1,246 clinicians in this Medicare group
Little Rock, AR 72202
- Reassigned Medicare billing, Arkansas enrollment
- 944 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 72202 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
LITTLE ROCK, AR 72202
LITTLE ROCK, AR 72202
LITTLE ROCK, AR 72202
LITTLE ROCK, AR 72202
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 Brian Reemtsen's NPI number?
The NPI number for Brian Reemtsen is 1598795288. It was assigned to this individual provider in the NPPES registry on July 5, 2006.
Where is Brian Reemtsen located?
Brian Reemtsen practices at 1 Childrens Way # 653, Little Rock, AR 72202. The listed phone number is (501) 364-1100.
What is Brian Reemtsen's specialty?
The primary specialty registered for this NPI is Thoracic Surgery (Cardiothoracic Vascular Surgery) with taxonomy code 208G00000X.
Is Brian Reemtsen enrolled in Medicare?
Yes. Brian Reemtsen is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Brian Reemtsen's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Brian Reemtsen reassigns Medicare benefits to 2 organizations: University Of Arkansas For Medical Sciences (Little Rock, AR) and Arkansas Childrens Hospital (Little Rock, AR). Each 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 Brian Reemtsen's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Brian Reemtsen accept?
Health plans from Arkansas Blue Cross and Blue Shield, Health Advantage and Octave list Brian Reemtsen as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Brian Reemtsen was last updated on November 1, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.