Leon Rosen, M.D.
NPI 1477661437 · Interventional Cardiology Physician · Milwaukee, WI
Enrolled with Medicare as Practitioner - Cardiovascular Disease (cardiology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Leon Rosen, M.D. is a Interventional Cardiology Physician provider in Milwaukee, WI (NPI 1477661437).
Provider details
- NPI number
- 1477661437
- Entity type
- Individual
- Primary specialty
- Interventional Cardiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 036157971 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
259 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 | 151 | $13 |
| Outpatient Heart Rehabilitation With Electrocardiogram (ecg) Monitoring, Quality Health Care Professional Services93798 | 82 | $24 |
| Electrocardiogram (ecg) 2-Day Continuous With Review By Health Care Professional93227 | 15 | $17 |
| Electrocardiogram (ecg) Up to 30 Days Continuous With Review and Report By Health Care Professional93228 | 11 | $23 |
Typical Medicare-allowed amounts for these services range $13–$24 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 7 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Lisinopril | 23 | — |
| Metoprolol Succinate | 23 | 14 |
| Carvedilol | 22 | 12 |
| Clopidogrel Bisulfatebrand: Clopidogrel | 22 | 12 |
| Furosemide | 13 | — |
| Rosuvastatin Calcium | 13 | — |
| Empagliflozinbrand: Jardiance |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$53 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 2300 N Edward St Ste 2400Decatur, IL 62526-4163Phone: (217) 876-2400
Registry dates
- Enumerated
- 2006-08-29
- Last updated
- 2025-08-08
- Certified
- 2025-08-08
Frequently asked questions
- What is Leon Rosen's NPI number?
- Leon Rosen's National Provider Identifier (NPI) is 1477661437, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Leon Rosen's specialty?
- Leon Rosen is listed in the NPPES registry with a primary specialty of Interventional Cardiology Physician (Allopathic & Osteopathic Physicians).
- Where is Leon Rosen located?
- Leon Rosen's practice location on file with NPPES is 2801 W Kinnickinnic River Pkwy Ste 460, Milwaukee, WI 53215-3695.
- What is Leon Rosen's phone number?
- The practice phone number listed in the NPPES registry for Leon Rosen is (414) 389-7388.
- Does Leon Rosen accept Medicare?
- Leon Rosen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Leon Rosen's NPI active?
- Yes — Leon Rosen's NPI (1477661437) is active in the NPPES registry as of the last update on 2025-08-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.