CARDIOTHORACIC SURGERY, LLC
NPI 1104895812
Thoracic Surgery (Cardiothoracic Vascular Surgery) in Chesterfield, MO
About Cardiothoracic Surgery, Llc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CARDIOTHORACIC SURGERY, LLC (NPI 1104895812) is a healthcare organization registered as a thoracic surgery (cardiothoracic vascular surgery) in Chesterfield, Missouri and active in the NPI registry since March 2006. The organization lists Darren R. Haskell, Chief Medical Officer, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 2
Group Practice 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Cardiothoracic Surgery, Llc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
17Medicare enrollment records show 17 clinicians reassign Medicare billing to Cardiothoracic Surgery, LLC, which bills Medicare for the services they deliver. Of these, 4 practice at this address and 11 within 10 miles. They are listed nearest first.
Clinicians by Medicare Specialty 4
Clinicians, nearest first (17)
Chesterfield, MO 63017
Chesterfield, MO 63017
Chesterfield, MO 63017
Source: 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 Cardiothoracic Surgery, LLC's NPI number?
The NPI number for Cardiothoracic Surgery, LLC is 1104895812. It was assigned to this organization in the NPPES registry on March 15, 2006.
Where is Cardiothoracic Surgery, LLC located?
Cardiothoracic Surgery, LLC is located at 222 S Woods Mill Rd Suite 550-N, Chesterfield, MO 63017. The listed phone number is (314) 434-3049.
What is Cardiothoracic Surgery, LLC's specialty?
The primary specialty registered for this NPI is Thoracic Surgery (Cardiothoracic Vascular Surgery) with taxonomy code 208G00000X.
Is Cardiothoracic Surgery, LLC enrolled in Medicare?
Yes. Cardiothoracic Surgery, LLC is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Cardiothoracic Surgery, LLC?
According to the CMS Revalidation Reassignment List (October 2026 release), 17 clinicians in 4 Medicare specialties reassign their Medicare billing to Cardiothoracic Surgery, LLC. 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 Nurse Practitioner (10), Thoracic Surgery (3) and Cardiac Surgery (2). Of these, 4 practice at this address and 11 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
What insurance does Cardiothoracic Surgery, LLC accept?
Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from Arkansas Health & Wellness, Ambetter from Sunflower Health Plan and Ambetter of Oklahoma and 3 other insurers list Cardiothoracic Surgery, LLC 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 Cardiothoracic Surgery, LLC was last updated on March 5, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.
# Cardiothoracic Surgery, Llc · NPI 1104895812
Thoracic Surgery (Cardiothoracic Vascular Surgery) organization in Chesterfield, Missouri. Organization record, active in the CMS NPPES registry since March 15, 2006.
## Identity
- **NPI:** 1104895812 (Entity type: Organization)
- **Enumerated:** March 15, 2006
- **Primary specialty:** Thoracic Surgery (Cardiothoracic Vascular Surgery) · taxonomy 208G00000X
- **Organization subpart:** Yes (part of St. Lukes Medical Group)
- **Authorized official:** Darren Haskell, CHIEF MEDICAL OFFICER
## Practice location
- **Address:** 222 S WOODS MILL RD, SUITE 550-N, Chesterfield, MO 63017-3625
- **Phone:** (314) 434-3049 · **Fax:** (314) 205-6916
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 17 clinicians in 4 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Nurse Practitioner (10), Thoracic Surgery (3), Cardiac Surgery (2); 4 practice at this address and 11 within 10 miles · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** March 5, 2026
- **Other identifiers:** Medicaid 507279602 (MO); Other DD6946 (MO)
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Source: [NPI Profile](https://npiprofile.com/npi/1104895812) · Data from the CMS NPPES public registry.