Quick answers
- Does Alicia Ruiz accept Medicare assignment?
- Yes. Medicare's clinician data says Alicia Ruiz 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 Alicia Ruiz see?
- In 2024, CMS data shows 100 Original Medicare patients and 233 services for Alicia Ruiz. This counts Original Medicare only and measures volume, not quality.
- What is Alicia Ruiz's NPI number?
- 1639820137. 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 Alicia Ruiz, 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 | 100 |
|---|---|
| Services billed to Medicare | 233 |
| Different services or procedures | 35 |
| Participating Medicare provider | Yes |
| Average age of these patients | 73 |
Most frequent services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)23 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)23 services
- Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes (99309)21 services
- New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more (99204)19 services
- Automated urinalysis test (81003)15 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 pressure71%
- High cholesterol55%
- Arthritis44%
- Anxiety37%
- Depression32%
- Diabetes25%
Hospitals where Alicia Ruiz works
Medicare's Facility Affiliation Data lists Alicia Ruiz 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.
- Blue Mountain HospitalJohn Day, OR · Critical Access Hospital · Emergency services: listed by Medicare · CCN 381305
- Good Shepherd Medical CenterHermiston, OR · Critical Access Hospital · Emergency services: listed by Medicare · CCN 381325
- St Charles Medical Center PrinevillePrineville, OR · Critical Access Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 381313
Practice locations
Addresses where Alicia Ruiz is enrolled with Medicare (CMS data updated October 2, 2026).
- 17437 Boones Ferry Rd, Suite 100Lake Oswego, OR 97035 (503) 387‑3796
- 75 Shore DrSaint Helens, OR 97051 (206) 823‑1004
Group practices
Medicare enrollment lists Alicia Ruiz as a member of these groups (CMS data updated October 2, 2026).
- Daiya Healthcare PLLC79 clinicians in the group
- Maxem Health Urgent Care Lake Oswego9 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Lake Oswego
Clinicians with the same Medicare primary specialty in Lake Oswego, OR — not a recommendation.
Other clinicians in Daiya Healthcare PLLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| Graduation year | 2021 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1639820137 |
| 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