IAN BORSECNIK
NPI 1205282027
Anesthesiology in Milwaukee, WI
About Ian Borsecnik NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
IAN BORSECNIK (NPI 1205282027) is an individual anesthesiology provider in Milwaukee, Wisconsin, licensed in Wisconsin (72589) and active in the NPI registry since May 2016. He is enrolled in Medicare PECOS, is affiliated with Edward Hospital, and maintains a secondary practice location in Neenah.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Other Identifiers 1
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
Ian Borsecnik 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 Ian Borsecnik reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Milwaukee, WI 53226
- Reassigned Medicare billing, Wisconsin enrollment
- 3,983 clinicians in this Medicare group
Milwaukee, WI 53215
- Reassigned Medicare billing, Wisconsin enrollment
- 210 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 5
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.
Edward Hospital
Acute Care Hospitals · Naperville, ILFroedtert South Inc.
Acute Care Hospitals · Pleasant Prairie, WIOther Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
MILWAUKEE, WI 53226
MILWAUKEE, WI 53226
MILWAUKEE, WI 53226
MILWAUKEE, WI 53226
MILWAUKEE, WI 53226
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 Ian Borsecnik's NPI number?
The NPI number for Ian Borsecnik is 1205282027. It was assigned to this individual provider in the NPPES registry on May 11, 2016.
Where is Ian Borsecnik located?
Ian Borsecnik practices at 9200 W Wisconsin Ave, Milwaukee, WI 53226. The listed phone number is (414) 805-8700.
What is Ian Borsecnik's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Ian Borsecnik enrolled in Medicare?
Yes. Ian Borsecnik 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 Ian Borsecnik's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ian Borsecnik reassigns Medicare benefits to 2 organizations: The Medical College Of Wisconsin, Inc. (Milwaukee, WI) and Vituity-Wisconsin Anesthesia Sc (Milwaukee, WI). 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 Ian Borsecnik's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Ian Borsecnik affiliated with any hospitals?
According to CMS data, Ian Borsecnik is affiliated with Edward Hospital and Froedtert South Inc..
When was this NPI record last updated?
The NPPES record for Ian Borsecnik was last updated on June 23, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.