DR. JOSEPH HAAK D.C, B.S.
NPI 1083750459
Chiropractor in Lomira, WI
About Dr. Joseph Haak D.c, B.s. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. JOSEPH HAAK D.C, B.S. (NPI 1083750459) is an individual chiropractor in Lomira, Wisconsin, licensed in Wisconsin (3410-012) and active in the NPI registry since January 2007. He is a graduate of Palmer College Chiropractic - Davenport (1997).
NPPES Registry Identity
Specialties & Licenses
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
Dr. Joseph Haak D.c, B.s. 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 Reassignment
Medicare enrollment records show Joseph Haak reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Lomira, WI 53048
- Reassigned Medicare billing, Wisconsin enrollment
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
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.
Other Providers at the Same Location NPPES
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 Joseph Haak's NPI number?
The NPI number for Joseph Haak is 1083750459. It was assigned to this individual provider in the NPPES registry on January 30, 2007.
Where is Joseph Haak located?
Joseph Haak practices at 677 S. Water St., Lomira, WI 53048. The listed phone number is (920) 269-7705.
What is Joseph Haak's specialty?
The primary specialty registered for this NPI is Chiropractor with taxonomy code 111N00000X.
Is Joseph Haak enrolled in Medicare?
Yes. Joseph Haak 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 organization bills Medicare for Joseph Haak's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Joseph Haak reassigns Medicare benefits to Haak Chiropractic, Inc. (Lomira, WI). The 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 Joseph Haak's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Joseph Haak accept?
Health plans from Anthem Blue Cross and Blue Shield list Joseph Haak 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.
When was this NPI record last updated?
The NPPES record for Joseph Haak was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.
# Dr. Joseph Haak, D.C, B.S. · NPI 1083750459
Chiropractor provider in Lomira, Wisconsin. Individual provider, active in the CMS NPPES registry since January 30, 2007.
## Identity
- **NPI:** 1083750459 (Entity type: Individual)
- **Enumerated:** January 30, 2007
- **Primary specialty:** Chiropractor · taxonomy 111N00000X
- **State license:** 3410-012 (Wisconsin)
- **Sole proprietor:** No
## Practice location
- **Address:** 677 S. WATER ST., Lomira, WI 53048
- **Phone:** (920) 269-7705
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Bills Medicare through:** Haak Chiropractic, Inc. (NPI 1548389679, Lomira, WI), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Palmer College Chiropractic - Davenport, class of 1997
## Record status
- **NPPES last updated:** July 8, 2007
- **Other identifiers:** Medicare UPIN U66151 (WI)
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Source: [NPI Profile](https://npiprofile.com/npi/1083750459) · Data from the CMS NPPES public registry.