DAVID B KORNREICH DO
NPI 1851386346
Orthopaedic Surgery in Wauwatosa, WI
About David B Kornreich Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DAVID B KORNREICH DO (NPI 1851386346) is an individual orthopaedic surgery provider in Wauwatosa, Wisconsin, licensed in Wisconsin (41979) and active in the NPI registry since September 2005. He is enrolled in Medicare PECOS, is affiliated with Ascension Columbia St Mary's Hospital Milwaukee, and is a graduate of Midwestern University, Chicago College Of Osteopathic Med (1995).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 4
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
David B Kornreich Do 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
3Medicare enrollment records show David Kornreich reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Wauwatosa, WI 53226
- Reassigned Medicare billing, Wisconsin enrollment
- 24 clinicians in this Medicare group
Milwaukee, WI 53213
- Reassigned Medicare billing, Wisconsin enrollment
- 60 clinicians in this Medicare group
Milwaukee, WI 53211
- Reassigned Medicare billing, Wisconsin enrollment
- Medicare enrollment name: Columbia St Marys Hospital Milwaukee Inc
- 856 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 12
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 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Ascension Columbia St Mary's Hospital Milwaukee
Acute Care Hospitals · Milwaukee, WIAscension SE Wisconsin Hospital
Acute Care Hospitals · Milwaukee, WIOrthopaedic Hospital Of Wisconsin
Acute Care Hospitals · Glendale, WIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 53226 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
MILWAUKEE, WI 53226
WAUWATOSA, WI 53226
WAUWATOSA, WI 53226
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 David Kornreich's NPI number?
The NPI number for David Kornreich is 1851386346. It was assigned to this individual provider in the NPPES registry on September 12, 2005.
Where is David Kornreich located?
David Kornreich practices at 2500 N Mayfair Rd Ste 500, Wauwatosa, WI 53226. The listed phone number is (414) 257-2525.
What is David Kornreich's specialty?
The primary specialty registered for this NPI is Orthopaedic Surgery with taxonomy code 207X00000X.
Is David Kornreich enrolled in Medicare?
Yes. David Kornreich 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 David Kornreich's services?
According to the CMS Revalidation Reassignment List (October 2026 release), David Kornreich reassigns Medicare benefits to 3 organizations: Wisconsin Bone & Joint S C (Wauwatosa, WI), Wisconsin Health Fund (Milwaukee, WI) and Columbia St. Mary's Hospital Milwaukee Inc (Milwaukee, 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 David Kornreich's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does David Kornreich accept?
Health plans from Anthem Blue Cross and Blue Shield, Network Health and UnitedHealthcare list David Kornreich 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 David Kornreich affiliated with any hospitals?
According to CMS data, David Kornreich is affiliated with Ascension Columbia St Mary's Hospital Milwaukee, Ascension SE Wisconsin Hospital and Orthopaedic Hospital Of Wisconsin.
When was this NPI record last updated?
The NPPES record for David Kornreich was last updated on February 11, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.
# David B Kornreich, DO · NPI 1851386346
Orthopaedic Surgery physician in Wauwatosa, Wisconsin. Individual provider, active in the CMS NPPES registry since September 12, 2005.
## Identity
- **NPI:** 1851386346 (Entity type: Individual)
- **Enumerated:** September 12, 2005
- **Primary specialty:** Orthopaedic Surgery · taxonomy 207X00000X
- **State license:** 41979 (Wisconsin)
- **Sole proprietor:** No
## Practice location
- **Address:** 2500 N MAYFAIR RD, STE 500, Wauwatosa, WI 53226-1409
- **Phone:** (414) 257-2525 · **Fax:** (414) 257-1772
## 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:** 3 organizations under Medicare reassignment (form CMS-855R): Wisconsin Bone & Joint S C (NPI 1831102540, Wauwatosa, WI); Wisconsin Health Fund (NPI 1497768659, Milwaukee, WI); Columbia St. Mary's Hospital Milwaukee Inc (NPI 1225071491, Milwaukee, WI) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Midwestern University, Chicago College Of Osteopathic Med, class of 1995
## Record status
- **NPPES last updated:** February 11, 2008
- **Other identifiers:** Medicare PIN 20038097 (WI); Medicaid 30095900 (WI); Medicare NSC 1009700001 (WI); and 1 more
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Source: [NPI Profile](https://npiprofile.com/npi/1851386346) · Data from the CMS NPPES public registry.