CENTRAL OTOLOGIC LTD
NPI 1659330736
Otolaryngology in Delafield, WI
About Central Otologic Ltd NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CENTRAL OTOLOGIC LTD (NPI 1659330736) is a healthcare organization registered as an otolaryngology in Delafield, Wisconsin and active in the NPI registry since March 2006. The organization lists Michael Charles Janowak, President, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 2
Group Practice 1
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Central Otologic Ltd is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
2Medicare enrollment records show 2 clinicians reassign Medicare billing to Central Otologic Ltd, which bills Medicare for the services they deliver. Of these, 2 practice within 10 miles. They are listed nearest first.
Clinicians, nearest first (2)
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Central Otologic Ltd's NPI number?
The NPI number for Central Otologic Ltd is 1659330736. It was assigned to this organization in the NPPES registry on March 20, 2006.
Where is Central Otologic Ltd located?
Central Otologic Ltd is located at 2750 Golf Road, Delafield, WI 53018. The listed phone number is (262) 928-7055.
What is Central Otologic Ltd's specialty?
The primary specialty registered for this NPI is Otolaryngology with taxonomy code 207Y00000X.
Is Central Otologic Ltd enrolled in Medicare?
Yes. Central Otologic Ltd is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Central Otologic Ltd?
According to the CMS Revalidation Reassignment List (October 2026 release), 2 clinicians, all in Otolaryngology, reassign their Medicare billing to Central Otologic Ltd. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. Of these, 2 practice within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
When was this NPI record last updated?
The NPPES record for Central Otologic Ltd was last updated on August 22, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Central Otologic Ltd · NPI 1659330736
Otolaryngology organization in Delafield, Wisconsin. Organization record, active in the CMS NPPES registry since March 20, 2006.
## Identity
- **NPI:** 1659330736 (Entity type: Organization)
- **Enumerated:** March 20, 2006
- **Primary specialty:** Otolaryngology · taxonomy 207Y00000X
- **Organization subpart:** No
- **Authorized official:** Michael Janowak, PRESIDENT
## Practice location
- **Address:** 2750 GOLF ROAD, Delafield, WI 53018
- **Phone:** (262) 928-7055
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 2 clinicians (Otolaryngology) reassign Medicare billing to this organization (form CMS-855R); 2 practice within 10 miles · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** August 22, 2020
- **Other identifiers:** Other 567627 (WI); Medicaid 32684000 (WI)
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Source: [NPI Profile](https://npiprofile.com/npi/1659330736) · Data from the CMS NPPES public registry.