DR. AARON S BOS M.D.
NPI 1629363130
Radiology - Vascular & Interventional Radiology in Oshkosh, WI
About Dr. Aaron S Bos M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. AARON S BOS M.D. (NPI 1629363130) is an individual vascular & interventional radiology provider in Oshkosh, Wisconsin, licensed in Wisconsin (67646-20) and active in the NPI registry since June 2011. He is enrolled in Medicare PECOS, is affiliated with North Shore Medical Center -, and maintains a secondary practice location in Chicago.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Other Identifiers 1
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
Dr. Aaron S Bos 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
5Medicare enrollment records show Aaron Bos reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Seaman, OH 45679
- Reassigned Medicare billing, New Hampshire enrollment
- 3 clinicians in this Medicare group
Boardman, OH 44512
- Reassigned Medicare billing, Ohio enrollment
- 36 clinicians in this Medicare group
Medford, MA 02155
- Reassigned Medicare billing, Massachusetts and New Hampshire enrollments
- 258 clinicians in this Medicare group
Portsmouth, NH 03801
- Reassigned Medicare billing, New Hampshire enrollment
- 18 clinicians in this Medicare group
Mountain Mesa, CA 93240
- Reassigned Medicare billing, New Hampshire enrollment
- 3 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 50
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 4
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
North Shore Medical Center -
Acute Care Hospitals · Salem, MAWentworth-Douglass Hospital
Acute Care Hospitals · Dover, NHSurgical Hospital At Southwoods
Acute Care Hospitals · Youngstown, OHAdams County Regional Medical Center
Critical Access Hospitals · Seaman, OHPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 54904 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.
OSHKOSH, WI 54904
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 Aaron Bos's NPI number?
The NPI number for Aaron Bos is 1629363130. It was assigned to this individual provider in the NPPES registry on June 13, 2011.
Where is Aaron Bos located?
Aaron Bos practices at 855 N Westhaven Dr, Oshkosh, WI 54904. The listed phone number is (920) 456-6000.
What is Aaron Bos's specialty?
The primary specialty registered for this NPI is Radiology, specializing in Vascular & Interventional Radiology, with taxonomy code 2085R0204X.
Is Aaron Bos enrolled in Medicare?
Yes. Aaron Bos 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 Aaron Bos's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Aaron Bos reassigns Medicare benefits to 5 organizations: Regional Imaging Associates (Seaman, OH), Trumbull Radiologists Inc (Boardman, OH), Mass General Brigham Community Physicians Inc (Medford, MA), Portsmouth Radiological, PA (Portsmouth, NH) and Regional Imaging, PC (Mountain Mesa, CA). 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 Aaron Bos's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Aaron Bos accept?
Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian, CareSource and Taro Health and 1 other insurer list Aaron Bos 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 Aaron Bos affiliated with any hospitals?
According to CMS data, Aaron Bos is affiliated with North Shore Medical Center -, Wentworth-Douglass Hospital, Surgical Hospital At Southwoods and Adams County Regional Medical Center.
When was this NPI record last updated?
The NPPES record for Aaron Bos was last updated on November 24, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.