NEZIH Z HASANOGLU D.O.
NPI 1730166901
Family Medicine in West Allis, WI
About Nezih Z Hasanoglu D.o. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
NEZIH Z HASANOGLU D.O. (NPI 1730166901) is an individual family medicine provider in West Allis, Wisconsin, licensed in Wisconsin (25286) and active in the NPI registry since December 2005. He is enrolled in Medicare PECOS, is affiliated with Waukesha Memorial Hospital, and is a graduate of Midwestern University, Chicago College Of Osteopathic Med (1982).
NPPES Registry Identity
Specialties & Licenses 2
Other Identifiers 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Nezih Z Hasanoglu D.o. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
2Medicare enrollment records show Nezih Hasanoglu reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
New Berlin, WI 53151
- Reassigned Medicare billing, Wisconsin enrollment
- Medicare enrollment name: Nezih Z Hasanoglu Do Sc
Waukesha, WI 53186
- Reassigned Medicare billing, Wisconsin enrollment
- 3 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 3
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Waukesha Memorial Hospital
Acute Care Hospitals · Waukesha, WIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 53227 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
Other Providers at the Same Location NPPES 5
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Nezih Hasanoglu's NPI number?
The NPI number for Nezih Hasanoglu is 1730166901. It was assigned to this individual provider in the NPPES registry on December 28, 2005.
Where is Nezih Hasanoglu located?
Nezih Hasanoglu practices at 10150 W National Ave Ste 202, West Allis, WI 53227. The listed phone number is (262) 782-5662.
What is Nezih Hasanoglu's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Nezih Hasanoglu enrolled in Medicare?
Yes. Nezih Hasanoglu is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Nezih Hasanoglu's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Nezih Hasanoglu reassigns Medicare benefits to 2 organizations: Nezih Z. Hasanoglu, D.O., S.C. (New Berlin, WI) and Iris Health Clinic (Waukesha, WI). Each 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 Nezih Hasanoglu's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Nezih Hasanoglu accept?
Health plans from Anthem Blue Cross and Blue Shield, Dean Health Plan, Group Health Cooperative-SCW, Network Health and Quartz and 1 other insurer list Nezih Hasanoglu as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Nezih Hasanoglu affiliated with any hospitals?
According to CMS data, Nezih Hasanoglu is affiliated with Waukesha Memorial Hospital.
When was this NPI record last updated?
The NPPES record for Nezih Hasanoglu was last updated on September 29, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 34 days 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.
# Nezih Z Hasanoglu, D.O. · NPI 1730166901
Family Medicine physician in West Allis, Wisconsin. Individual provider, active in the CMS NPPES registry since December 28, 2005.
## Identity
- **NPI:** 1730166901 (Entity type: Individual)
- **Enumerated:** December 28, 2005
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **State license:** 25286 (Wisconsin)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 10150 W NATIONAL AVE STE 202, West Allis, WI 53227-2145
- **Phone:** (262) 782-5662 · **Fax:** (262) 782-5296
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Nezih Z. Hasanoglu, D.O., S.C. (NPI 1174653513, New Berlin, WI); Iris Health Clinic (NPI 1942735766, Waukesha, WI) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Midwestern University, Chicago College Of Osteopathic Med, class of 1982
## Record status
- **NPPES last updated:** September 29, 2026
- **Other identifiers:** Medicaid 30019700 (WI)
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Source: [NPI Profile](https://npiprofile.com/npi/1730166901) · Data from the CMS NPPES public registry.