NPPES file of Aug 9, 2026

Wisconsin Hyperbaric Oxygen LLC in Madison, WI

This organization bills under NPI 1003172800, an organization record issued on Apr 5, 2012 with the primary taxonomy Health Service Clinic/Center. Each clinician who works there has their own NPI and license.

CMS NPPES registry, file of Aug 9, 2026 · method · Verify with CMS →

Organization recordNPPES, Aug 2026
1003172800
Legal name
Wisconsin Hyperbaric Oxygen LLC
Entity
Type 2 · organization
Primary taxonomy
Health Service Clinic/Center 261QH0100X
Practice location
4660 S BILTMORE LANE, Madison, WI 53718
Phone
608-284-8654
Enumerated
Apr 5, 2012
Record updated
Jun 26, 2020
Authorized official
President And Ceo (title as filed)
Public record from the NPPES NPI Registry (open it on CMS). An NPI identifies who bills; it is not a facility license.

3 clinicians CMS lists with Wisconsin Hyperbaric Oxygen in Madison

  1. Gordon Marsden, PA-CPhysician Assistant1982982351
  2. James Quackenbush, MDFamily Medicine Physician1568488658
  3. Sandra Roof, NPFamily Medicine Physician1043237910

Source: CMS Doctors and Clinicians group affiliations, matched by practice name and city.

Checking an organization

  1. Confirm the business with the Wisconsin secretary of state.
  2. Check the HHS-OIG exclusion list for the organization.
  3. Verify each clinician on their own record and the state license search.

Common questions

Is an organization NPI a license?

No. An NPI identifies who bills. Facilities and the clinicians who work there are licensed separately by the state.

Source: CMS National Plan and Provider Enumeration System (NPPES), monthly file of Aug 9, 2026 (NPPES files on CMS.gov). An NPI identifies who bills; it is not a license.