Quick answers
- Where does Alta D. Mahan see patients?
- Medicare's clinician data lists 1 practice location in Bonney Lake, WA. Call before your visit to confirm the address.
- What is Alta D. Mahan's specialty?
- Medicare lists Chiropractic as the primary specialty.
- Does Alta D. Mahan accept Medicare assignment?
- Medicare's clinician data says Alta D. Mahan may accept Medicare assignment (as of 2026-10-02). Ask the office whether they accept it for your visit.
- What is the phone number for Alta D. Mahan?
- (253) 862-1555, as listed in official Medicare / NPI Registry data.
- What is Alta D. Mahan's NPI number?
- 1144242389. 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 Alta D. Mahan is enrolled with Medicare (CMS data updated 2026-10-02).
- 20119 S Prairie Rd EBonney Lake, WA 98391 (253) 862‑1555
Group practices
Medicare enrollment lists Alta D. Mahan as a member of this group (CMS data updated 2026-10-02).
- Henschell Chiropractic, P.S.2 clinicians in the group
Specialties
- Chiropracticprimary
Other chiropractors in Bonney Lake
Clinicians with the same Medicare primary specialty in Bonney Lake, WA — not a recommendation.
Clinician information
| Credential | DC |
|---|---|
| Medical school | Palmer College Chiropractic - Davenport |
| Graduation year | 1999 |
| Gender (as listed) | Female |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1144242389 |
| 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