CURTIS D. ONGSTAD M.D.
NPI 1689656811
Family Medicine in Barron, WI
About Curtis D. Ongstad M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CURTIS D. ONGSTAD M.D. (NPI 1689656811) is an individual family medicine provider in Barron, Wisconsin, licensed in Wisconsin (47337) and active in the NPI registry since November 2005. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Curtis D. Ongstad M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Curtis Ongstad reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Barron, WI 54812
- Reassigned Medicare billing, Wisconsin enrollment
- Also billed through NPI 1518494244 (Wisconsin)
- 501 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 54812 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 2
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 20
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 Curtis Ongstad's NPI number?
The NPI number for Curtis Ongstad is 1689656811. It was assigned to this individual provider in the NPPES registry on November 15, 2005.
Where is Curtis Ongstad located?
Curtis Ongstad practices at 1222 E Woodland Ave, Barron, WI 54812. The listed phone number is (715) 838-5222.
What is Curtis Ongstad's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Curtis Ongstad enrolled in Medicare?
Yes. Curtis Ongstad is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Curtis Ongstad's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Curtis Ongstad reassigns Medicare benefits to Mayo Clinic Health System-Northwest Wisconsin Region, Inc. (Barron, 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 Curtis Ongstad's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Curtis Ongstad was last updated on January 14, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 21 months 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.