Steven Mazzone, MD
NPI 1467982181 · Cardiovascular Disease Physician · Milwaukee, WI
Enrolled with Medicare as Practitioner - Cardiovascular Disease (cardiology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Steven Mazzone, MD is a Cardiovascular Disease Physician provider in Milwaukee, WI (NPI 1467982181).
Provider details
- NPI number
- 1467982181
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 036.151813 (IL)
Specialties & taxonomies
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
9 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
5 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
1,318 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 Report Only93010 | 774 | $8 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function93306 | 180 | $64 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 70 | $73 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate and Valve Function93325 | 52 | $3 |
| Ultrasound of Heart, Follow-Up93308 | 44 | $23 |
| Ultrasound of Heart Blood Flow, Valves and Chambers, Follow-Up |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 14 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Metoprolol Succinate | 74 | 42 |
| Atorvastatin Calcium | 46 | 18 |
| Rosuvastatin Calcium | 39 | 20 |
| Spironolactone | 39 | 19 |
| Furosemide | 37 | 11 |
| Amlodipine Besylate | 31 | 14 |
| Carvedilol | 19 | 11 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$23 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 (4)
- 11430 N Port Washington RdMequon, WI 53092-3414Phone: (262) 518-1900Fax: (262) 518-5052
- 4805 S Moorland RdNew Berlin, WI 53151-7401Phone: (262) 798-7200Fax: (262) 798-7271
- 7901 S 6th StOak Creek, WI 53154-2010Phone: (414) 346-8000Fax: (414) 346-8010
- 3200 Pleasant Valley RdWest Bend, WI 53095-9274Phone: (262) 836-7300Fax: (262) 836-7301
Registry dates
- Enumerated
- 2017-06-14
- Last updated
- 2023-07-11
- Certified
- 2023-07-11
Frequently asked questions
- What is Steven Mazzone's NPI number?
- Steven Mazzone's National Provider Identifier (NPI) is 1467982181, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Steven Mazzone's specialty?
- Steven Mazzone is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Steven Mazzone located?
- Steven Mazzone's practice location on file with NPPES is 9200 W Wisconsin Ave, Milwaukee, WI 53226-3522.
- What is Steven Mazzone's phone number?
- The practice phone number listed in the NPPES registry for Steven Mazzone is (414) 805-6000.
- Does Steven Mazzone accept Medicare?
- Steven Mazzone is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Steven Mazzone's NPI active?
- Yes — Steven Mazzone's NPI (1467982181) is active in the NPPES registry as of the last update on 2023-07-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.