IRL L ROSNER MD
NPI 1457431801
Anesthesiology in Brunswick, ME
About Irl L Rosner Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
IRL L ROSNER MD (NPI 1457431801) is an individual anesthesiology provider in Brunswick, Maine, licensed in Maine (MD12467) and active in the NPI registry since October 2006. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Irl L Rosner Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Irl Rosner reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Portland, ME 04102
- Reassigned Medicare billing, Maine enrollment
- Medicare enrollment name: Spectrum Healthcare Partners PA
- 148 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 3
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.
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.
BRUNSWICK, ME 04011
BRUNSWICK, ME 04011
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 Irl Rosner's NPI number?
The NPI number for Irl Rosner is 1457431801. It was assigned to this individual provider in the NPPES registry on October 17, 2006.
Where is Irl Rosner located?
Irl Rosner practices at 123 Medical Center Dr, Brunswick, ME 04011. The listed phone number is (207) 373-6000.
What is Irl Rosner's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Irl Rosner enrolled in Medicare?
Yes. Irl Rosner is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Irl Rosner's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Irl Rosner reassigns Medicare benefits to Spectrum Healthcare Partners, P.A. (Portland, ME). The 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 Irl Rosner's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Irl Rosner was last updated on November 2, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.