Mark Girzadas, MD
NPI 1992842272 · Cardiovascular Disease Physician · Milwaukee, WI
Enrolled with Medicare as Practitioner - Cardiovascular Disease (cardiology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Girzadas, MD is a Cardiovascular Disease Physician provider in Milwaukee, WI (NPI 1992842272).
Provider details
- NPI number
- 1992842272
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 54058020 (WI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
1,112 Medicare services, 2024 (ranked within specialty)
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 methodology.
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) |
|---|---|---|
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function93306 | 296 | $64 |
| Heart Muscle Strain Imaging93356 | 143 | $10 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 87 | $82 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 80 | $71 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 62 | $154 |
| Ultrasound of Heart, Follow-Up93308 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 36 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 525 | 163 |
| Metoprolol Succinate | 329 | 109 |
| Amlodipine Besylate | 202 | 61 |
| Apixabanbrand: Eliquis | 190 | 54 |
| Ezetimibe | 162 | 47 |
| Rosuvastatin Calcium | 148 | 48 |
| Furosemide | 147 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-01-30
- Last updated
- 2025-07-07
- Certified
- 2025-07-07
Frequently asked questions
- What is Mark Girzadas's NPI number?
- Mark Girzadas's National Provider Identifier (NPI) is 1992842272, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Girzadas's specialty?
- Mark Girzadas is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Girzadas located?
- Mark Girzadas's practice location on file with NPPES is 960 N 12th St, Milwaukee, WI 53233-1306.
- What is Mark Girzadas's phone number?
- The practice phone number listed in the NPPES registry for Mark Girzadas is (414) 219-7434.
- Does Mark Girzadas accept Medicare?
- Mark Girzadas is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Girzadas's NPI active?
- Yes — Mark Girzadas's NPI (1992842272) is active in the NPPES registry as of the last update on 2025-07-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.