CASEY P CAHILL M.D.
NPI 1841586591
Ophthalmology in Slidell, LA
About Casey P Cahill M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CASEY P CAHILL M.D. (NPI 1841586591) is an individual ophthalmology provider in Slidell, Louisiana, licensed in Louisiana (323896) and active in the NPI registry since June 2011. He is enrolled in Medicare PECOS, is affiliated with Ochsner Medical Center Acute, and is a graduate of Louisiana State University School Of Medicine In New Orleans (2011).
NPPES Registry Identity
Specialties & Licenses
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
Casey P Cahill M.d. 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
2Medicare enrollment records show Casey Cahill reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Slidell, LA 70461
- Reassigned Medicare billing, Louisiana enrollment
- 4,559 clinicians in this Medicare group
Houma, LA 70363
- Reassigned Medicare billing, Louisiana enrollment
- 189 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 12
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 Medical Center Acute
Acute Care Hospitals · New Orleans, LASlidell Memorial Hospital
Acute Care Hospitals · Slidell, LAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 70461 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
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Casey Cahill's NPI number?
The NPI number for Casey Cahill is 1841586591. It was assigned to this individual provider in the NPPES registry on June 21, 2011.
Where is Casey Cahill located?
Casey Cahill practices at 105 Medical Center Dr Ste 202, Slidell, LA 70461. The listed phone number is (985) 639-3777.
What is Casey Cahill's specialty?
The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.
Is Casey Cahill enrolled in Medicare?
Yes. Casey Cahill 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 Casey Cahill's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Casey Cahill reassigns Medicare benefits to 2 organizations: Ochsner Clinic LLC (Slidell, LA) and South Louisiana Medical Associates (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 Casey Cahill's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Casey Cahill accept?
Health plans from Blue Cross Blue Shield of Wyoming and Blue Cross and Blue Shield of Louisiana list Casey Cahill 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 Casey Cahill affiliated with any hospitals?
According to CMS data, Casey Cahill is affiliated with Ochsner Medical Center Acute and Slidell Memorial Hospital.
When was this NPI record last updated?
The NPPES record for Casey Cahill was last updated on October 23, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 days 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.
# Casey P Cahill, M.D. · NPI 1841586591
Ophthalmology physician in Slidell, Louisiana. Individual provider, active in the CMS NPPES registry since June 21, 2011.
## Identity
- **NPI:** 1841586591 (Entity type: Individual)
- **Enumerated:** June 21, 2011
- **Primary specialty:** Ophthalmology · taxonomy 207W00000X
- **State license:** 323896 (Louisiana)
- **Sole proprietor:** No
## Practice location
- **Address:** 105 MEDICAL CENTER DR STE 202, Slidell, LA 70461-5538
- **Phone:** (985) 639-3777
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Ochsner Clinic LLC (NPI 1407314248, Slidell, LA); South Louisiana Medical Associates (NPI 1710944012, Houma, LA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Louisiana State University School Of Medicine In New Orleans, class of 2011
## Record status
- **NPPES last updated:** October 23, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1841586591) · Data from the CMS NPPES public registry.