Quick answers
- Where does Doreen A. Hackbarth see patients?
- Medicare's clinician data lists 1 practice location in Greenfield, WI. Call before your visit to confirm the address.
- What is Doreen A. Hackbarth's specialty?
- Medicare lists Qualified Speech Language Pathologist as the primary specialty.
- Does Doreen A. Hackbarth accept Medicare assignment?
- Yes. Medicare's clinician data says Doreen A. Hackbarth 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 Doreen A. Hackbarth?
- (414) 425-5600, as listed in official Medicare / NPI Registry data.
- What is Doreen A. Hackbarth's NPI number?
- 1215149091. 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 Doreen A. Hackbarth is enrolled with Medicare (CMS data updated 2026-10-02).
- 9200 W Layton AveGreenfield, WI 53228 (414) 425‑5600
Group practices
Medicare enrollment lists Doreen A. Hackbarth as a member of this group (CMS data updated 2026-10-02).
- Paxxon Healthcare Services LLC153 clinicians in the group
Specialties
Find other clinicians: Qualified Speech Language Pathologist, Wisconsin →
Other speech-language pathologists in Wisconsin
Clinicians with the same Medicare primary specialty in Wisconsin — not a recommendation.
Clinician information
| Graduation year | 1978 |
|---|---|
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1215149091 |
| 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