Quick answers
- Does Tuyen D. Nguyen accept Medicare assignment?
- Yes. Medicare's clinician data says Tuyen D. Nguyen 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 Tuyen D. Nguyen see?
- In 2024, CMS data shows 207 Original Medicare patients and 560 services for Tuyen D. Nguyen. This counts Original Medicare only and measures volume, not quality.
- What is Tuyen D. Nguyen's NPI number?
- 1255777397. 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 Tuyen D. Nguyen, 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 | 207 |
|---|---|
| Services billed to Medicare | 560 |
| Different services or procedures | 25 |
| Participating Medicare provider | Yes |
| Average age of these patients | 86 |
Most frequent services
- Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes (99309)145 services
- Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, 20 minutes or more (99308)83 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)80 services
- Initial nursing facility care with moderate level of medical decision making, per day, if using time, at least 35 minutes (99305)74 services
- Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes (99349)45 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%
- Arthritis69%
- High cholesterol67%
- Depression40%
- Anxiety40%
- Chronic kidney disease40%
Hospitals where Tuyen D. Nguyen works
Medicare's Facility Affiliation Data lists Tuyen D. Nguyen 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.
- Corewell Health Pennock HospitalHastings, MI · Critical Access Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 231339
- Corewell Health Zeeland HospitalZeeland, MI · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 230003
- Spectrum HealthGrand Rapids, MI · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 230038
Practice locations
Addresses where Tuyen D. Nguyen is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 10; the Medicare profile lists all.
- 100 Michigan Ave NEGrand Rapids, MI 49503
- 100 Michigan St NE Rm, 280 Corewell Health Medical Group WestGrand Rapids, MI 49503 (616) 267‑0115
- 1049 E Paris Ave SE, Corewell Health Medical Group WestGrand Rapids, MI 49546 (616) 949‑3739
- 3600 Fulton St E, Corewell Health Medical Group WestGrand Rapids, MI 49546 (616) 954‑1799
- 4444 Kalamazoo Ave SE, 200 Corewell Health Medical Group WestKentwood, MI 49508 (616) 391‑5600
Group practices
Medicare enrollment lists Tuyen D. Nguyen as a member of these groups (CMS data updated October 2, 2026).
- Spectrum Health Primary Care Partners2,294 clinicians in the group
- Center for Physical Rehabilitation and Therapy LP369 clinicians in the group
- Center for Physical Rehabilitation Inc357 clinicians in the group
- Great Lakes Therapy Housecalls PC73 clinicians in the group
Specialties
- Geriatric Medicineprimary
- Family Practicealso
Other geriatricians in Grand Rapids
Clinicians with the same Medicare primary specialty in Grand Rapids, MI — not a recommendation.
Other clinicians in Spectrum Health Primary Care Partners
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 | 2013 (13 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1255777397 |
| 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