Quick answers
- Does Jeffrey L. Rosengarten accept Medicare assignment?
- Yes. Medicare's clinician data says Jeffrey L. Rosengarten accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Jeffrey L. Rosengarten see?
- In 2024, CMS data shows 491 Original Medicare patients and 778 services for Jeffrey L. Rosengarten. This counts Original Medicare only and measures volume, not quality.
- What is Jeffrey L. Rosengarten's NPI number?
- 1093792913. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Jeffrey L. Rosengarten, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 491 |
|---|---|
| Services billed to Medicare | 778 |
| Different services or procedures | 28 |
| Participating Medicare provider | Yes |
| Average age of these patients | 73 |
Most frequent services
- Mri scan of leg joint without contrast (73721)213 services
- Mri scan of arm joint without contrast (73221)149 services
- Mri scan of lower spinal canal without contrast (72148)59 services
- Mri scan of leg without contrast (73718)28 services
- Mri scan of upper spinal canal without contrast (72141)21 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High cholesterol75%
- Arthritis75%
- High blood pressure68%
- Diabetes26%
- Ischemic heart disease20%
- Osteoporosis20%
Practice locations
Addresses where Jeffrey L. Rosengarten is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 7; the Medicare profile lists all.
- 2101 Waukegan RdBannockburn, IL 60015
- 2602 Mulberry LnNorthbrook, IL 60062 (847) 878‑9109
- 3004 Golf Rd, Suite 101aEau Claire, WI 54701 (855) 694‑3300
- 350 S Greenleaf StGurnee, IL 60031
- 718 Florsheim DrLibertyville, IL 60048 (847) 362‑4483
Group practices
Medicare enrollment lists Jeffrey L. Rosengarten as a member of these groups (CMS data updated October 2, 2026).
- Illinois Bone and Joint Institute, LLC604 clinicians in the group
- Diaspora Radiology SC6 clinicians in the group
Specialties
- Diagnostic Radiologyprimary
Other radiologists in Illinois
Clinicians with the same Medicare primary specialty in Illinois — not a recommendation.
Other clinicians in Illinois Bone and Joint Institute, LLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Wisconsin School Of Medicine |
| Graduation year | 1986 (40 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1093792913 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians