Mary Zasadil, M.D.
NPI 1881659175 · Cardiovascular Disease Physician · Madison, WI
Enrolled with Medicare as Practitioner - Cardiovascular Disease (cardiology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mary Zasadil, M.D. is a Cardiovascular Disease Physician provider in Madison, WI (NPI 1881659175).
Provider details
- NPI number
- 1881659175
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 46022 (WI)
Specialties & taxonomies
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 tenure28% of score
20 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
839 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) |
|---|---|---|
| Nuclear Medicine Studies of Heart Muscle at Rest and With Stress and Spect78452 | 144 | $71 |
| Exercise Or Drug-Induced Heart Stress Test With Electrocardiogram (ecg) With Review By Physician93018 | 142 | $13 |
| Exercise Or Drug-Induced Heart Stress Test With Electrocardiogram (ecg) With Supervision By Physician93016 | 135 | $20 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 74 | $73 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 67 | $91 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 33 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Rosuvastatin Calcium | 232 | 74 |
| Ezetimibe | 203 | 56 |
| Atorvastatin Calcium | 177 | 59 |
| Amlodipine Besylate | 174 | 55 |
| Metoprolol Succinate | 166 | 59 |
| Irbesartan | 157 | 50 |
| Carvedilol | 117 | 40 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-04-19
- Last updated
- 2023-07-28
- Certified
- 2023-07-28
Frequently asked questions
- What is Mary Zasadil's NPI number?
- Mary Zasadil's National Provider Identifier (NPI) is 1881659175, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Zasadil's specialty?
- Mary Zasadil is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Mary Zasadil located?
- Mary Zasadil's practice location on file with NPPES is 4602 Eastpark Blvd, Madison, WI 53718-2002.
- What is Mary Zasadil's phone number?
- The practice phone number listed in the NPPES registry for Mary Zasadil is (608) 263-1530.
- Does Mary Zasadil accept Medicare?
- Mary Zasadil is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mary Zasadil's NPI active?
- Yes — Mary Zasadil's NPI (1881659175) is active in the NPPES registry as of the last update on 2023-07-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.