CAROLINE YOUSSEF ZAHM MD
NPI 1033593827
Internal Medicine - Cardiovascular Disease in Lafayette, LA
About Caroline Youssef Zahm Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CAROLINE YOUSSEF ZAHM MD (NPI 1033593827) is an individual cardiovascular disease provider in Lafayette, Louisiana, licensed in Louisiana (328457) and active in the NPI registry since July 2015. She is enrolled in Medicare PECOS, is affiliated with Ochsner Lafayette General Medical Center, and is a graduate of Other (2012).
NPPES Registry Identity
Specialties & Licenses 2
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Caroline Youssef Zahm Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
5Medicare enrollment records show Caroline Zahm reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Lafayette, LA 70503
- Reassigned Medicare billing, Louisiana enrollment
- 428 clinicians in this Medicare group
Lafayette, LA 70503
- Reassigned Medicare billing, Louisiana enrollment
- 151 clinicians in this Medicare group
Lafayette, LA 70506
- Reassigned Medicare billing, Louisiana enrollment
- 548 clinicians in this Medicare group
Breaux Bridge, LA 70517
- Reassigned Medicare billing, Louisiana enrollment
- 47 clinicians in this Medicare group
Houma, LA 70360
- Reassigned Medicare billing, Louisiana enrollment
- 162 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.
Areas of Expertise CMS Part B claims 9
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Ochsner Lafayette General Medical Center
Acute Care Hospitals · Lafayette, LAOchsner University Hospital And Clinics
Acute Care Hospitals · Lafayette, LAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 70503 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.
LAFAYETTE, LA 70503
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 Caroline Zahm's NPI number?
The NPI number for Caroline Zahm is 1033593827. It was assigned to this individual provider in the NPPES registry on July 13, 2015.
Where is Caroline Zahm located?
Caroline Zahm practices at 441 Heymann Blvd, Lafayette, LA 70503. The listed phone number is (337) 289-8429.
What is Caroline Zahm's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.
Is Caroline Zahm enrolled in Medicare?
Yes. Caroline Zahm is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Caroline Zahm's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Caroline Zahm reassigns Medicare benefits to 5 organizations: Lafayette Health Ventures, Inc (Lafayette, LA), Lafayette General Medical Center Inc (Lafayette, LA), Lsuhn Billing LLC (Lafayette, LA), St. Martin Hospital, Inc. (Breaux Bridge, LA) and Cardiovascular Institute Of The South, LLC (Houma, LA). 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 Caroline Zahm's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Caroline Zahm accept?
Health plans from Blue Cross and Blue Shield of Louisiana and HMO Louisiana list Caroline Zahm 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.
Is Caroline Zahm affiliated with any hospitals?
According to CMS data, Caroline Zahm is affiliated with Ochsner Lafayette General Medical Center and Ochsner University Hospital And Clinics.
When was this NPI record last updated?
The NPPES record for Caroline Zahm was last updated on September 22, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.
# Caroline Youssef Zahm, MD · NPI 1033593827
Cardiovascular Disease physician in Lafayette, Louisiana. Individual provider, active in the CMS NPPES registry since July 13, 2015.
## Identity
- **NPI:** 1033593827 (Entity type: Individual)
- **Enumerated:** July 13, 2015
- **Primary specialty:** Internal Medicine - Cardiovascular Disease · taxonomy 207RC0000X
- **State license:** 328457 (Louisiana)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 441 HEYMANN BLVD, Lafayette, LA 70503-2611
- **Phone:** (337) 289-8429 · **Fax:** (337) 289-8431
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 5 organizations under Medicare reassignment (form CMS-855R): Lafayette Health Ventures, Inc (NPI 1467687186, Lafayette, LA); Lafayette General Medical Center Inc (NPI 1518577030, Lafayette, LA); Lsuhn Billing LLC (NPI 1992975775, Lafayette, LA); St. Martin Hospital, Inc. (NPI 1407175615, Breaux Bridge, LA); Cardiovascular Institute Of The South, LLC (NPI 1982689113, Houma, LA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2012
## Record status
- **NPPES last updated:** September 22, 2021
---
Source: [NPI Profile](https://npiprofile.com/npi/1033593827) · Data from the CMS NPPES public registry.