Quick answers
- Does Ruth Grace G. Sayas accept Medicare assignment?
- Yes. Medicare's clinician data says Ruth Grace G. Sayas 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 Ruth Grace G. Sayas see?
- In 2024, CMS data shows 81 Original Medicare patients and 258 services for Ruth Grace G. Sayas. This counts Original Medicare only and measures volume, not quality.
- What is Ruth Grace G. Sayas's NPI number?
- 1609414473. 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 Ruth Grace G. Sayas, 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 | 81 |
|---|---|
| Services billed to Medicare | 258 |
| Different services or procedures | 5 |
| Participating Medicare provider | Yes |
| Average age of these patients | 80 |
Most frequent services
- Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)246 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%
- Arthritis75%
- Ischemic heart disease49%
- Anxiety43%
- Heart failure42%
Hospitals where Ruth Grace G. Sayas works
Medicare's Facility Affiliation Data lists Ruth Grace G. Sayas 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.
- Ascension Providence Rochester HospitalRochester, MI · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 230254
- Henry Ford Health HospitalDetroit, MI · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 230053
- Wyandotte Hospital and Medical CenterWyandotte, MI · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 230146
Practice locations
Addresses where Ruth Grace G. Sayas is enrolled with Medicare (CMS data updated October 2, 2026).
- 1101 W University Dr, Ascension Providence RochesterRochester, MI 48307 (248) 652‑5232
- 11900 E 12 Mile Rd, Ascension Macomb OaklandWarren, MI 48093 (586) 573‑5000
- 2799 W Grand BlvdDetroit, MI 48202 (313) 916‑2600
Group practices
Medicare enrollment lists Ruth Grace G. Sayas as a member of these groups (CMS data updated October 2, 2026).
- Henry Ford Health System2,570 clinicians in the group
- Inpatient Hospitalists and Internists PC3 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Rochester
Clinicians with the same Medicare primary specialty in Rochester, MI — not a recommendation.
Other clinicians in Henry Ford Health System
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Graduation year | 2018 |
|---|---|
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1609414473 |
| 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