Quick answers
- Does Yanny L. Phillips accept Medicare assignment?
- Yes. Medicare's clinician data says Yanny L. Phillips 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 Yanny L. Phillips see?
- In 2024, CMS data shows 432 Original Medicare patients and 5,698 services for Yanny L. Phillips. This counts Original Medicare only and measures volume, not quality.
- What is Yanny L. Phillips's NPI number?
- 1073831681. 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 Yanny L. Phillips, 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 | 432 |
|---|---|
| Services billed to Medicare | 5,698 |
| Different services or procedures | 27 |
| Participating Medicare provider | Yes |
| Average age of these patients | 76 |
Most frequent services
- New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more (99204)141 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)121 services
- Measurement of brain wave activity (eeg), 41-60 minutes (95812)120 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)108 services
- New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more (99205)35 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%
- Arthritis53%
- Diabetes34%
- Chronic kidney disease34%
- Ischemic heart disease32%
Hospitals where Yanny L. Phillips works
Medicare's Facility Affiliation Data lists Yanny L. Phillips 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.
- Benson HospitalBenson, AZ · Critical Access Hospital · Emergency services: listed by Medicare · CCN 031301
- Canyon Vista Medical CenterSierra Vista, AZ · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 030043
- Copper Queen Community HospitalBisbee, AZ · Critical Access Hospital · Emergency services: listed by Medicare · CCN 031312
Practice locations
Addresses where Yanny L. Phillips is enrolled with Medicare (CMS data updated October 2, 2026).
- 5700 E Hwy 90, Fl 4Sierra Vista, AZ 85635 (520) 417‑3835
- 5750 E Hwy 90, Suite 200Sierra Vista, AZ 85635 (520) 263‑3500
- 7 N San Diego StTombstone, AZ 85638 (520) 457‑2374
Group practices
Medicare enrollment lists Yanny L. Phillips as a member of this group (CMS data updated October 2, 2026).
- Sierra Vista Regional Health Center Medical Group LLC45 clinicians in the group
Specialties
- Neurologyprimary
Other neurologists in Arizona
Clinicians with the same Medicare primary specialty in Arizona — not a recommendation.
Other clinicians in Sierra Vista Regional Health Center Medical Group LLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Medical school | Michigan State University College Of Osteopathic Medicine |
| Graduation year | 2008 (18 years since medical school) |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1073831681 |
| 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