CHRISTIANA INSTITUTE OF ADVANCED SURGERY, PA
NPI 1104854850
Surgery in Newark, DE
About Christiana Institute Of Advanced Surgery, Pa NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CHRISTIANA INSTITUTE OF ADVANCED SURGERY, PA (NPI 1104854850) is a healthcare organization registered as a surgery in Newark, Delaware and active in the NPI registry since June 2006. The organization lists Isaias Irgau, Practice Owner, as its authorized official.
NPPES Registry Identity
Specialties & Licenses 2
Other Identifiers 6
Group Practice 2
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)
Christiana Institute Of Advanced Surgery, Pa is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
9Medicare enrollment records show 9 clinicians reassign Medicare billing to Christiana Institute Of Advanced Surgery, PA, which bills Medicare for the services they deliver. Of these, 4 practice at this address and 6 within 10 miles. They are listed nearest first.
Clinicians, nearest first (9)
Newark, DE 19713
Newark, DE 19713
Newark, DE 19713
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 Christiana Institute Of Advanced Surgery, PA's NPI number?
The NPI number for Christiana Institute Of Advanced Surgery, PA is 1104854850. It was assigned to this organization in the NPPES registry on June 30, 2006.
Where is Christiana Institute Of Advanced Surgery, PA located?
Christiana Institute Of Advanced Surgery, PA is located at 537 Stanton Christiana Road Ste 102, Newark, DE 19713. The listed phone number is (302) 892-9900.
What is Christiana Institute Of Advanced Surgery, PA's specialty?
The primary specialty registered for this NPI is Surgery with taxonomy code 208600000X.
Is Christiana Institute Of Advanced Surgery, PA enrolled in Medicare?
Yes. Christiana Institute Of Advanced Surgery, PA is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Christiana Institute Of Advanced Surgery, PA?
According to the CMS Revalidation Reassignment List (October 2026 release), 9 clinicians, all in General Surgery, reassign their Medicare billing to Christiana Institute Of Advanced Surgery, 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. Of these, 4 practice at this address and 6 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
What insurance does Christiana Institute Of Advanced Surgery, PA accept?
Health plans from AmeriHealth Caritas Next and Highmark Blue Cross Blue Shield Delaware list Christiana Institute Of Advanced Surgery, PA 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 Christiana Institute Of Advanced Surgery, PA was last updated on September 21, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Christiana Institute Of Advanced Surgery, Pa · NPI 1104854850
Surgery organization in Newark, Delaware. Organization record, active in the CMS NPPES registry since June 30, 2006.
## Identity
- **NPI:** 1104854850 (Entity type: Organization)
- **Enumerated:** June 30, 2006
- **Primary specialty:** Surgery · taxonomy 208600000X
- **Organization subpart:** No
- **Authorized official:** Isaias Irgau, PRACTICE OWNER
## Practice location
- **Address:** 537 STANTON CHRISTIANA ROAD, STE 102, Newark, DE 19713-2145
- **Phone:** (302) 892-9900 · **Fax:** (302) 892-9980
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 9 clinicians (General Surgery) reassign Medicare billing to this organization (form CMS-855R); 4 practice at this address and 6 within 10 miles · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** September 21, 2023
- **Other identifiers:** Medicaid 100035954 (DE); Other 7171679 (DE); Other 2103001000 (DE); and 3 more
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Source: [NPI Profile](https://npiprofile.com/npi/1104854850) · Data from the CMS NPPES public registry.