Ewanah D. Johnson, MD
Internal Medicine Physician · Saint Joseph, MI
Ewanah D. Johnson, MD is an internal medicine physician with a practice address in Saint Joseph, Michigan, and NPI 1841282456, issued on Aug 19, 2005. Check the license (Michigan 4301091013, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.
- Name
- Ewanah D. Johnson
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- 4301091013 MI
35078873J OH
Self-reported in NPPES; status is on the state search - Practice location
- 1234 Napier Ave, Saint Joseph, MI 49085
- Phone
- (269) 983-8300
- Enumerated
- Aug 19, 2005
- Record last updated
- May 20, 2015 (not updated in 11 years: call before relying on the address or phone)
- Fax
- (269) 985-4535
- Medicaid IDs
- 2325228 OH
1841282456 MI - Medicare enrollment
- Enrolled (PECOS I20080213000042); accepts Medicare assignment
- Medical or professional school
- Loma Linda University School Of Medicine, 1999
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 5,735 in Michigan → Look up another NPI →
Also registered at 1234 Napier Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Sydney Alexander, DOFamily Medicine Physician1144952698
- Robert Allen, MDCritical Care Medicine (Internal Medicine) Physician1073540647
Verify Ewanah D. Johnson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
Search for license 4301091013Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
91% fewer Medicare Part D claims than the average internal medicine physician in 2024
290 Medicare Part D claims for 77 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
Most prescribed
- Pantoprazole Sodium29 claims
- Atorvastatin Calcium21 claims
- Eliquis18 claims
- Metoprolol Tartrate16 claims
- Diltiazem 24hr Er (Cd)12 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.
The MIPS final score for 2023 (Medicare payment program): 100 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Lakeland Medical PracticesSaint Joseph, MI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Ewanah D. Johnson among 5,735 internal medicine physician records in Michigan
Ewanah D. Johnson, MD is one of 5,735 internal medicine physician records with a practice address in Michigan. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 90% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated1999 · median 2006 among the 3,564 with a school on file
- Record last updated2015 · 54% 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 Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
49 internal medicine physician records list a practice address in Saint Joseph
They are 49 of the 1,038 NPPES records with a practice address in Saint Joseph, and 5,735 internal medicine physician records in Michigan.
All 5,735 in Michigan → Every provider in Saint Joseph → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Kathleen Andries, MDSt Joseph, MI 490851588623276
- Sharon Deskins, M.D.Saint Joseph, MI 490851275592537
- Samraja Emerson, MDSaint Joseph, MI 490851235165093
- John Froggatt, MDSaint Joseph, MI 490851588691091
- John Gosling, MDSaint Joseph, MI 490851851387302
- Hany Mesiha, MDSaint Joseph, MI 490851003034455
- Sherrell O'Donnell, D.O.Saint Joseph, MI 490851699771725
- Penny Rathburn, DOSaint Joseph, MI 490851063555944
Common questions
What is Ewanah D. Johnson, MD's NPI number?
Ewanah D. Johnson, MD's National Provider Identifier (NPI) is 1841282456, issued on Aug 19, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Ewanah D. Johnson, MD located?
The NPPES record lists a practice address at 1234 Napier Ave, Saint Joseph, MI, 49085. Phone: (269) 983-8300. Providers update this record themselves, so call before visiting.
How can I verify Ewanah D. Johnson, MD's license?
NPPES lists Michigan license number 4301091013, 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 Ewanah D. Johnson, MD prescribe under Medicare Part D?
In 2024, Ewanah D. Johnson, MD had 290 Medicare Part D claims for 77 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Ewanah D. Johnson, MD's MIPS final score?
The 2023 MIPS final score is 100 of 100. The average among 454,083 clinicians with a measured score was 83.5.
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.