Quick answers
- Which hospitals does Weixia Guo work at?
- Medicare's official clinician data lists Weixia Guo at 4 hospitals: St Joe Mercy Hospital System Livonia, Trinity Health Ann Arbor Hospital, Trinity Health Livingston Hospital and Trinity Health Oakland Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Weixia Guo see patients?
- Medicare's clinician data lists 1 practice location in Ypsilanti, MI. Call before your visit to confirm the address.
- What is Weixia Guo's specialty?
- Medicare lists Rheumatology as the primary specialty, and also Internal Medicine.
- Does Weixia Guo accept Medicare assignment?
- Yes. Medicare's clinician data says Weixia Guo accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- Does Weixia Guo offer telehealth?
- Medicare's clinician data says Weixia Guo offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Weixia Guo?
- (734) 593-5990, as listed in official Medicare / NPI Registry data.
- What is Weixia Guo's NPI number?
- 1407219421. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Weixia Guo works
Medicare's Facility Affiliation Data lists Weixia Guo at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- St Joe Mercy Hospital System LivoniaLivonia, MI · Acute Care Hospital · CCN 230002
- Trinity Health Ann Arbor HospitalAnn Arbor, MI · Acute Care Hospital · CCN 230156
- Trinity Health Livingston HospitalBrighton, MI · Acute Care Hospital · CCN 230069
- Trinity Health Oakland HospitalPontiac, MI · Acute Care Hospital · CCN 230029
Practice locations
Addresses where Weixia Guo is enrolled with Medicare (CMS data updated 2026-10-02).
- 4990 W Clark Rd, Suite 300Ypsilanti, MI 48197 (734) 593‑5990
Group practices
Medicare enrollment lists Weixia Guo as a member of this group (CMS data updated 2026-10-02).
- Iha Health Services Corporation1,168 clinicians in the group
Specialties
- Rheumatologyprimary
- Internal Medicinealso
Other rheumatologists in Michigan
Clinicians with the same Medicare primary specialty in Michigan — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Michigan Medical School |
| Graduation year | 2016 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1407219421 |
| 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 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- 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