Weixia Guo
Rheumatology Physician · Ypsilanti, MI
Weixia Guo is a rheumatology physician with a practice address in Ypsilanti, Michigan, and NPI 1407219421, issued on Mar 29, 2016. Check the license (Michigan 4301117430, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.
- Name
- Weixia Guo
- Primary taxonomy
- Rheumatology Physician 207RR0500X
- License numbers
- 4301117430 MI
57.027827 OH
Self-reported in NPPES; status is on the state search - Practice location
- 4990 W Clark RD Ste 300, Ypsilanti, MI 48197
- Phone
- (734) 426-1931
- Enumerated
- Mar 29, 2016
- Record last updated
- Aug 12, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (734) 426-9021
- Medicare enrollment
- Enrolled (PECOS I20210507002490); accepts Medicare assignment
- Medical or professional school
- University Of Michigan Medical School, 2016
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest rheumatology physician records → All 226 in Michigan → Look up another NPI →
Verify Weixia Guo in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
Search for license 4301117430Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
27% fewer Medicare Part D claims than the average rheumatology physician in 2024
1,448 Medicare Part D claims for 261 beneficiaries, against an average of 1,978 among the 6,301 providers of this specialty who prescribed in Part D.
Most prescribed
- Prednisone379 claims
- Methotrexate295 claims
- Hydroxychloroquine Sulfate232 claims
- Allopurinol72 claims
- Humira(Cf) Pen68 claims
- Leflunomide45 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Bills Medicare through one group practice
- Iha Health Services CorporationYpsilanti, MI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Weixia Guo among 226 rheumatology physician records in Michigan
Weixia Guo is one of 226 rheumatology physician records with a practice address in Michigan. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 87% of them.
- NPI issued2016 · 87% of these records are older, 10% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated2016 · median 2003 among the 156 with a school on file
- Record last updated2021 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RR0500X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Rheumatology Physician providers in Michigan
There are 226 rheumatology physician records in Michigan.
All 226 in Michigan → Every provider in Ypsilanti → Rheumatology Physician nationwide →
The 8 rheumatology physician records with the nearest ZIP codes
- Dale Baker, MDYpsilanti, MI 481971366407413
- Martin Garber, D.O.Ypsilanti, MI 481971306818059
- Angela Malani, MDYpsilanti, MI 481971770596090
- April Marquardt, MDYpsilanti, MI 481971235352311
- Kathleen Menerey, M.D.Ypsilanti, MI 481971245202993
- Eugene Su, M.D.Ypsilanti, MI 481971730122326
- Eric Wise, M.D.Ypsilanti, MI 481971912224841
- Azza Ali, MDDetroit, MI 482011356517361
Common questions
What is Weixia Guo's NPI number?
Weixia Guo's National Provider Identifier (NPI) is 1407219421, issued on Mar 29, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Weixia Guo located?
The NPPES record lists a practice address at 4990 W Clark RD Ste 300, Ypsilanti, MI, 48197. Phone: (734) 426-1931. Providers update this record themselves, so call before visiting.
How can I verify Weixia Guo's license?
NPPES lists Michigan license number 4301117430, as entered by the provider. Search the Michigan Board of Medicine (LARA) at https://aca-prod.accela.com/MILARA/GeneralProperty/PropertyLookUp.aspx?isLicensee=Y&TabName=APO. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Weixia Guo prescribe under Medicare Part D?
In 2024, Weixia Guo had 1,448 Medicare Part D claims for 261 beneficiaries; the average among rheumatology physician prescribers was 1,978. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.