William Kainzbauer, MD
NPI 1083682710 · Diagnostic Radiology Physician · West Islip, NY
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Kainzbauer, MD is a Diagnostic Radiology Physician provider in West Islip, NY (NPI 1083682710).
Provider details
- NPI number
- 1083682710
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 201621 (NY)
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
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
3,590 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) |
|---|---|---|
| X-Ray of Chest, 1 View71045 | 891 | $9 |
| X-Ray of Chest, 2 Views71046 | 374 | $11 |
| Mri Scan of Brain Without Contrast70551 | 351 | $76 |
| Ct Scan Head Or Brain Without Contrast70450 | 330 | $43 |
| Ultrasound Study of Arm Or Leg Veins With Compression and Maneuvers93970 | 191 | $36 |
| X-Ray of Knee, 1-2 Views73560 | 143 | $9 |
| Ct Scan of Blood Vessels of Head With Contrast |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-03-09
- Last updated
- 2016-03-24
Frequently asked questions
- What is William Kainzbauer's NPI number?
- William Kainzbauer's National Provider Identifier (NPI) is 1083682710, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Kainzbauer's specialty?
- William Kainzbauer is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is William Kainzbauer located?
- William Kainzbauer's practice location on file with NPPES is 1000 Montauk Highway, West Islip, NY 11795.
- What is William Kainzbauer's phone number?
- The practice phone number listed in the NPPES registry for William Kainzbauer is (952) 595-1100.
- Does William Kainzbauer accept Medicare?
- William Kainzbauer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Kainzbauer's NPI active?
- Yes — William Kainzbauer's NPI (1083682710) is active in the NPPES registry as of the last update on 2016-03-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.