Quick answers
- Where does Nathan A. Barnes see patients?
- Medicare's clinician data lists 2 practice locations, including Wauwatosa, WI and Milwaukee, WI. Call before your visit to confirm the address.
- What is Nathan A. Barnes's specialty?
- Medicare lists Physical Therapist in Private Practice as the primary specialty.
- Does Nathan A. Barnes accept Medicare assignment?
- Yes. Medicare's clinician data says Nathan A. Barnes 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 Nathan A. Barnes?
- (414) 563-1230, as listed in official Medicare / NPI Registry data.
- What is Nathan A. Barnes's NPI number?
- 1427935840. 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 Nathan A. Barnes is enrolled with Medicare (CMS data updated 2026-10-02).
- 10460 W Innovation Dr, Suite 102Wauwatosa, WI 53226 (414) 563‑1230
- 451 E Erie StMilwaukee, WI 53202 (414) 272‑8482
Group practices
Medicare enrollment lists Nathan A. Barnes as a member of this group (CMS data updated 2026-10-02).
- Independent Physicians of Wisconsin LLC31 clinicians in the group
Specialties
Find other clinicians: Physical Therapist in Private Practice, Wisconsin →
Other physical therapists in Wauwatosa
Clinicians with the same Medicare primary specialty in Wauwatosa, WI — not a recommendation.
Clinician information
| Credential | PT |
|---|---|
| Graduation year | 2025 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1427935840 |
| 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