Quick answers
- Where does Mackenzie A. Deffenbaugh see patients?
- Medicare's clinician data lists 2 practice locations, including Eau Claire, WI. Call before your visit to confirm the address.
- What is Mackenzie A. Deffenbaugh's specialty?
- Medicare lists Mental Health Counselor as the primary specialty.
- Does Mackenzie A. Deffenbaugh accept Medicare assignment?
- Yes. Medicare's clinician data says Mackenzie A. Deffenbaugh accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- What is the phone number for Mackenzie A. Deffenbaugh?
- (866) 559-3060, as listed in official Medicare / NPI Registry data.
- What is Mackenzie A. Deffenbaugh's NPI number?
- 1871013458. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where Mackenzie A. Deffenbaugh is enrolled with Medicare (CMS data updated 2026-10-02).
- 2005 Highland Ave, Suite BEau Claire, WI 54701 (866) 559‑3060
- 721 Oxford AveEau Claire, WI 54703 (715) 839‑7602
Group practices
Medicare enrollment lists Mackenzie A. Deffenbaugh as a member of these groups (CMS data updated 2026-10-02).
- Nystrom and Associates Counseling WI SC107 clinicians in the group
- County of Eau Claire7 clinicians in the group
Specialties
- Mental Health Counselorprimary
Other mental health counselors in Eau Claire
Clinicians with the same Medicare primary specialty in Eau Claire, WI — not a recommendation.
Clinician information
| Graduation year | 2009 |
|---|---|
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1871013458 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians