William Witcik, M.D,
NPI 1619956547 · Cardiovascular Disease Physician · Davenport, IA
Enrolled with Medicare as Practitioner - Interventional Cardiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Witcik, M.D, is a Cardiovascular Disease Physician provider in Davenport, IA (NPI 1619956547).
Provider details
- NPI number
- 1619956547
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D,
- Sex
- Male
- Sole proprietor
- No
- License
- MD-29219 (IA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
5,592 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 1,045 | $118 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 | 845 | $13 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 745 | $7 |
| Anticoagulant Management of Patient Taking Warfarin93793 | 436 | $11 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function93306 | 344 | $168 |
| Physician Review, Interpretation, and Patient Management of Home Inr Testing for Patient With Either Mechanical Heart Valve(s), Chronic Atrial Fibrillation, Or Venous Thromboembolism Who Meets Medicare Coverage Criteria; Testing Not Occurring More Frequent |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 53 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Metoprolol Succinate | 1,434 | 428 |
| Atorvastatin Calcium | 1,100 | 316 |
| Furosemide | 889 | 292 |
| Potassium Chloride | 708 | 233 |
| Lisinopril | 610 | 187 |
| Clopidogrel Bisulfatebrand: Clopidogrel | 586 | 179 |
| Apixabanbrand: Eliquis |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$157 across 6 records (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
Registry dates
- Enumerated
- 2006-01-10
- Last updated
- 2021-02-11
- Certified
- 2021-02-11
Frequently asked questions
- What is William Witcik's NPI number?
- William Witcik's National Provider Identifier (NPI) is 1619956547, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Witcik's specialty?
- William Witcik is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is William Witcik located?
- William Witcik's practice location on file with NPPES is 1236 E Rusholme St, Davenport, IA 52803-2473.
- What is William Witcik's phone number?
- The practice phone number listed in the NPPES registry for William Witcik is (563) 324-2992.
- Does William Witcik accept Medicare?
- William Witcik is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Witcik's NPI active?
- Yes — William Witcik's NPI (1619956547) is active in the NPPES registry as of the last update on 2021-02-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.