Eria Muwanguzi, M.D.
Internal Medicine Physician · McHenry, IL
Eria Muwanguzi, M.D. is an internal medicine physician with a practice address in McHenry, Illinois, and NPI 1831885748, issued on Apr 13, 2023. Check the license (Illinois 125.083013, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Eria Muwanguzi
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 125.083013 IL
Self-reported in NPPES; status is on the state search - Practice location
- 4201 Medical Center Drive, Mchenry, McHenry, IL 60050
- Phone
- (815) 344-5000
- Enumerated
- Apr 13, 2023
- Record last updated
- Aug 14, 2023
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 7,238 in Illinois → Look up another NPI →
Verify Eria Muwanguzi in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIllinois Department of Financial and Professional Regulation
Search for license 125.083013Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
92% fewer Medicare Part D claims than the average internal medicine physician in 2024
244 Medicare Part D claims for 67 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
Most prescribed
- Metoprolol Succinate15 claims
- Furosemide14 claims
- Gabapentin14 claims
- Atorvastatin Calcium13 claims
- Levothyroxine Sodium12 claims
- Lisinopril12 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.
Eria Muwanguzi among 7,238 internal medicine physician records in Illinois
Eria Muwanguzi, M.D. is one of 7,238 internal medicine physician records with a practice address in Illinois. 73% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2023, is newer than 82% of them.
- NPI issued2023 · 82% of these records are older, 13% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileNo · 50% of these records are
- Record last updated2023 · 47% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
71 internal medicine physician records list a practice address in McHenry
They are 71 of the 1,852 NPPES records with a practice address in McHenry, and 7,238 internal medicine physician records in Illinois.
All 7,238 in Illinois → Every provider in McHenry → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Parag Amin, DOMcHenry, IL 600501639107667
- Iqbal Bhwani, MDMcHenry, IL 600501245282045
- Joseph Fojtik, MDMcHenry, IL 600501801971171
- Velislava Lozeva, DOMcHenry, IL 600501831455021
- Sanjukta Mitra, MDMcHenry, IL 600501255407805
- Deepak Mitra, MDMcHenry, IL 600501114068467
- James Mowery, M.D.McHenry, IL 600501225086143
- Parmod Narang, MDMcHenry, IL 600501023029717
Common questions
What is Eria Muwanguzi, M.D.'s NPI number?
Eria Muwanguzi, M.D.'s National Provider Identifier (NPI) is 1831885748, issued on Apr 13, 2023. An NPI identifies a provider in billing; it is not a license.
Where is Eria Muwanguzi, M.D. located?
The NPPES record lists a practice address at 4201 Medical Center Drive, Mchenry, McHenry, IL, 60050. Phone: (815) 344-5000. Providers update this record themselves, so call before visiting.
How can I verify Eria Muwanguzi, M.D.'s license?
NPPES lists Illinois license number 125.083013, as entered by the provider. Search the Illinois Department of Financial and Professional Regulation at https://idfpr.illinois.gov/checklicense.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Eria Muwanguzi, M.D. prescribe under Medicare Part D?
In 2024, Eria Muwanguzi, M.D. had 244 Medicare Part D claims for 67 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.