Quick answers
- Does Alexandria N. Barnes accept Medicare assignment?
- Yes. Medicare's clinician data says Alexandria N. Barnes accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Alexandria N. Barnes see?
- In 2024, CMS data shows 80 Original Medicare patients and 136 services for Alexandria N. Barnes. This counts Original Medicare only and measures volume, not quality.
- What is Alexandria N. Barnes's NPI number?
- 1053782664. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Alexandria N. Barnes, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 80 |
|---|---|
| Services billed to Medicare | 136 |
| Different services or procedures | 13 |
| Participating Medicare provider | Yes |
| Average age of these patients | 74 |
Most frequent services
- Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)76 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High blood pressure75%
- High cholesterol75%
- Cancer (breast, colorectal, lung, prostate, endometrial or leukemia/lymphoma)53%
- Ischemic heart disease43%
- Arthritis40%
- Chronic kidney disease39%
Hospitals where Alexandria N. Barnes works
Medicare's Facility Affiliation Data lists Alexandria N. Barnes at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Banner Desert Medical CenterMesa, AZ · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 030065
- Banner Gateway Medical CenterGilbert, AZ · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 030122
- Banner Thunderbird Medical CenterGlendale, AZ · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: not listed by Medicare · CCN 030089
Practice locations
Addresses where Alexandria N. Barnes is enrolled with Medicare (CMS data updated October 2, 2026).
- 1400 S Dobson RdMesa, AZ 85202 (480) 412‑3000
- 1900 N Higley RdGilbert, AZ 85234 (480) 543‑2000
- 2946 E Banner Gateway DrGilbert, AZ 85234 (480) 256‑6444
- 2946 E Banner Gateway Dr, Suite AGilbert, AZ 85234 (480) 256‑6444
Group practices
Medicare enrollment lists Alexandria N. Barnes as a member of this group (CMS data updated October 2, 2026).
- Banner Cancer Center Specialists LLC344 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Mesa
Clinicians with the same Medicare primary specialty in Mesa, AZ — not a recommendation.
Other clinicians in Banner Cancer Center Specialists LLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Graduation year | 2015 |
|---|---|
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1053782664 |
| 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
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- 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