Quick answers
- Does Yvonne Maese accept Medicare assignment?
- Medicare's clinician data says Yvonne Maese may accept Medicare assignment (as of October 2, 2026). Ask the office whether they accept it for your visit.
- How many Medicare patients does Yvonne Maese see?
- In 2024, CMS data shows 70 Original Medicare patients and 162 services for Yvonne Maese. This counts Original Medicare only and measures volume, not quality.
- What is Yvonne Maese's NPI number?
- 1336754332. 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 Yvonne Maese, 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 | 70 |
|---|---|
| Services billed to Medicare | 162 |
| Different services or procedures | 11 |
| Participating Medicare provider | Yes |
| Average age of these patients | 52 |
Most frequent services
- Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes (99231)58 services
- Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)31 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)28 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).
- Anxiety71%
- Depression63%
- High blood pressure61%
- High cholesterol40%
- Asthma26%
- Arthritis24%
Practice locations
Addresses where Yvonne Maese is enrolled with Medicare (CMS data updated October 2, 2026).
- 26428 W US Hwy 85Buckeye, AZ 85326 (623) 882‑9906
Group practices
Medicare enrollment lists Yvonne Maese as a member of this group (CMS data updated October 2, 2026).
- Southwest Behavioral Health Services Inc54 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Buckeye
Clinicians with the same Medicare primary specialty in Buckeye, AZ — not a recommendation.
Other clinicians in Southwest Behavioral Health Services Inc
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Graduation year | 2020 |
|---|---|
| Gender (as listed) | Female |
| Medicare assignment | May accept for some services |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1336754332 |
| 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 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