Quick answers
- Does Justin L. Greene accept Medicare assignment?
- Yes. Medicare's clinician data says Justin L. Greene 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 Justin L. Greene see?
- In 2024, CMS data shows 645 Original Medicare patients and 1,191 services for Justin L. Greene. This counts Original Medicare only and measures volume, not quality.
- What is Justin L. Greene's NPI number?
- 1356879241. 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 Justin L. Greene, 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 | 645 |
|---|---|
| Services billed to Medicare | 1,191 |
| Different services or procedures | 126 |
| Participating Medicare provider | Yes |
| Average age of these patients | 73 |
Most frequent services
- Ultrasound of both sides of head and neck blood flow (93880)184 services
- Ultrasound study of one arm or leg veins with compression and maneuvers (93971)111 services
- Use of a drug to induce depression of consciousness by physician performing a procedure (5 years or older), initial 15 minutes (99152)100 services
- Ultrasound scan of abdominal aorta (76706)57 services
- Ultrasound study of arm or leg veins with compression and maneuvers (93970)42 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 blood pressure75%
- High cholesterol75%
- Ischemic heart disease41%
- Arthritis40%
- Diabetes36%
- Chronic kidney disease36%
Hospitals where Justin L. Greene works
Medicare's Facility Affiliation Data lists Justin L. Greene at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Aurora BayCare Medical CenterGreen Bay, WI · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 520193
- Bellin Health Oconto HospitalOconto, WI · Critical Access Hospital · Emergency services: listed by Medicare · CCN 521356
- Bellin Memorial HospitalGreen Bay, WI · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 520049
- OSF St Francis Hospital and Medical GroupEscanaba, MI · Critical Access Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 231337
Practice locations
Addresses where Justin L. Greene is enrolled with Medicare (CMS data updated October 2, 2026).
- 2845 Greenbrier RdGreen Bay, WI 54311 (920) 288‑8000
- 3401 Ludington StEscanaba, MI 49829
- 3409 Ludington StEscanaba, MI 49829
- 744 S Webster AveGreen Bay, WI 54301 (920) 433‑6025
- 744 S Webster Ave, 2 Bellin Health Cardiology Associates GreenGreen Bay, WI 54301 (920) 433‑3640
Group practices
Medicare enrollment lists Justin L. Greene as a member of these groups (CMS data updated October 2, 2026).
- OSF Multi-Specialty Group2,114 clinicians in the group
- Bellin Memorial Hospital Inc697 clinicians in the group
- BayCare Aurora LLC194 clinicians in the group
- St Francis Hospital86 clinicians in the group
Specialties
- Diagnostic Radiologyprimary
- Interventional Radiologyalso
Other radiologists in Green Bay
Clinicians with the same Medicare primary specialty in Green Bay, WI — not a recommendation.
Other clinicians in OSF Multi-Specialty Group
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Colorado School Of Medicine, Denver |
| Graduation year | 2017 (9 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1356879241 |
| 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
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- 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