William Mizikar, MD
NPI 1417914623 · Anesthesiology Physician · Quincy, IL
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Mizikar, MD is a Anesthesiology Physician provider in Quincy, IL (NPI 1417914623).
Provider details
- NPI number
- 1417914623
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MD060536L (PA)
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 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
114 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) |
|---|---|---|
| Anesthesia for Lens Surgery00142 | 24 | $68 |
| Anesthesia for Other Procedure on Large Bowel Using an Endoscope00811 | 23 | $98 |
| Anesthesia for Procedure for Total Knee Joint Replacement01402 | 20 | $183 |
| Anesthesia for Other Procedure on Esophagus, Stomach, Or Upper Small Bowel Using an Endoscope00731 | 18 | $98 |
| Anesthesia for Total Hip Replacement01214 | 18 | $158 |
| Anesthesia for Open Or Endoscopic Total Shoulder Joint Replacement01638 | 11 | $184 |
Typical Medicare-allowed amounts for these services range $68–$184 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, 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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-05-01
- Last updated
- 2020-10-15
- Certified
- 2020-10-15
Frequently asked questions
- What is William Mizikar's NPI number?
- William Mizikar's National Provider Identifier (NPI) is 1417914623, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Mizikar's specialty?
- William Mizikar is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is William Mizikar located?
- William Mizikar's practice location on file with NPPES is 3301 Broadway St, Quincy, IL 62301-3713.
- What is William Mizikar's phone number?
- The practice phone number listed in the NPPES registry for William Mizikar is (217) 222-6550.
- Does William Mizikar accept Medicare?
- William Mizikar is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Mizikar's NPI active?
- Yes — William Mizikar's NPI (1417914623) is active in the NPPES registry as of the last update on 2020-10-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.