Joyce Loh, MD
Gastroenterology Physician · Wyoming, MI
Joyce Loh, MD is a gastroenterology physician with a practice address in Wyoming, Michigan, and NPI 1598321747, issued on May 14, 2019. Check the license (Michigan 4301514211, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.
- Name
- Joyce Loh
- Credential
- MD
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License number
- 4301514211 MI
Self-reported in NPPES; status is on the state search - Practice location
- 2093 Health Dr SW, Wyoming, MI 49519
- Phone
- (616) 252-5775
- Enumerated
- May 14, 2019
- Record last updated
- Aug 12, 2025
- Medicare enrollment
- Enrolled (PECOS I20250605003261); accepts Medicare assignment
- Medical or professional school
- University Of Michigan Medical School, 2019
- Entity
- Type 1 · individual
8 nearest gastroenterology physician records → All 550 in Michigan → Look up another NPI →
Also registered at 2093 Health Dr SW
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Rudolph Addy, MDPsychiatry Physician1003839168
- Thomas Bilisko, MDInternal Medicine Physician1275537011
- Michael Bultje, DOFamily Medicine Physician1144224882
- Miranda Deal, RDNRegistered Dietitian1902640832
- Armita Ghoddousi, DOGastroenterology Physician1396050118
- Emily Haligowski, FNPFamily Nurse Practitioner1518243278
Verify Joyce Loh in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
Search for license 4301514211Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% fewer Medicare Part D claims than the average gastroenterology physician in 2024
11 Medicare Part D claims for 11 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of 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
- Metropolitan HospitalWyoming, MI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Joyce Loh among 550 gastroenterology physician records in Michigan
Joyce Loh, MD is one of 550 gastroenterology physician records with a practice address in Michigan. 85% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 94% of them.
- NPI issued2019 · 94% of these records are older, 3% newer
- In a Medicare fileYes · 85% of these records are
- In the CMS Doctors and Clinicians fileYes · 75% of these records are
- Graduated2019 · median 2003 among the 415 with a school on file
- Record last updated2025 · 52% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0100X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Gastroenterology Physician providers in Michigan
There are 550 gastroenterology physician records in Michigan.
All 550 in Michigan → Every provider in Wyoming → Gastroenterology Physician nationwide →
The 8 gastroenterology physician records with the nearest ZIP codes
- Allan Coates, DOWyoming, MI 495191972510378
- Luke Deroo, D.O.Wyoming, MI 495191891081758
- Armita Ghoddousi, DOWyoming, MI 495191396050118
- Ryan Hamby, DOWyoming, MI 495191871793216
- Ammar Hassan, M.DWyoming, MI 495191497072243
- Heidi Putt, DOWyoming, MI 495191114969888
- Thomas Riley, MDWyoming, MI 495191992899389
- John Serini, DOWyoming, MI 495191285679589
Common questions
What is Joyce Loh, MD's NPI number?
Joyce Loh, MD's National Provider Identifier (NPI) is 1598321747, issued on May 14, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Joyce Loh, MD located?
The NPPES record lists a practice address at 2093 Health Dr SW, Wyoming, MI, 49519. Phone: (616) 252-5775. Providers update this record themselves, so call before visiting.
How can I verify Joyce Loh, MD's license?
NPPES lists Michigan license number 4301514211, 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 Joyce Loh, MD prescribe under Medicare Part D?
In 2024, Joyce Loh, MD had 11 Medicare Part D claims for 11 beneficiaries; the average among gastroenterology physician prescribers was 811. 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.