Alexis M. Izumi, P.A.
Medical Physician Assistant · Watervliet, MI
Alexis M. Izumi, P.A. is a medical physician assistant with a practice address in Watervliet, Michigan, and NPI 1831401181, issued on Jul 1, 2010. Check the license (Michigan 5601007177, as entered in NPPES) with the Michigan board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Alexis M. Izumi
- Credential
- P.A.
- Primary taxonomy
- Medical Physician Assistant 363AM0700X
- License number
- 5601007177 MI
Self-reported in NPPES; status is on the state search - Practice location
- 400 Medical Park Dr, Watervliet, MI 49098
- Phone
- (694) 632-2422
- Enumerated
- Jul 1, 2010
- Record last updated
- Nov 8, 2023
- Medicare enrollment
- Enrolled (PECOS I20150109000940); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest medical physician assistant records → All 1,140 in Michigan → Look up another NPI →
Also registered at 400 Medical Park Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Denise Frazee, M.A., CCC-SLPSpeech-Language Pathologist1730643644
Verify Alexis M. Izumi in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Michigan board licenses this profession
Search for license 5601007177Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
81% fewer Medicare Part D claims than the average medical physician assistant in 2024
221 Medicare Part D claims for 54 beneficiaries, against an average of 1,148 among the 23,801 providers of this specialty who prescribed in Part D. 23 claims were for opioids.
Most prescribed
- Atorvastatin Calcium24 claims
- Lisinopril15 claims
- Furosemide14 claims
- Gabapentin11 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 2 group practices
- Lakeland Community Hospital WatervlietSaint Joseph, MI
- Lakeland Hospitals AT Niles And St Joseph IncSaint Joseph, MI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Alexis M. Izumi among 1,140 medical physician assistant records in Michigan
Alexis M. Izumi, P.A. is one of 1,140 medical physician assistant records with a practice address in Michigan. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 49% of them.
- NPI issued2010 · 49% of these records are older, 47% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileYes · 54% of these records are
- Graduated2010 · median 2012 among the 613 with a school on file
- Record last updated2023 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363AM0700X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
1 medical physician assistant record lists a practice address in Watervliet
They are 1 of the 41 NPPES records with a practice address in Watervliet, and 1,140 medical physician assistant records in Michigan.
All 1,140 in Michigan → Every provider in Watervliet → Medical Physician Assistant nationwide →
The 8 medical physician assistant records with the nearest ZIP codes
- Heidi Alexander, PA-CThree Rivers, MI 490931265413520
- Steven Cowing, PA-CThree Rivers, MI 490931912946104
- Jeniece Wert, PA-CTekonsha, MI 490921659919702
- Susan Knafel, P.A.-CBridgman, MI 491061942376348
- Donald Salmon, PA CSouth Haven, MI 490901003832908
- David Chalupa, P.A.-C.Saint Joseph, MI 490851063635035
- William Makovic, PASaint Joseph, MI 490851295747525
- Eugene Preston, PA-CSaint Joseph, MI 490851134225550
Common questions
What is Alexis M. Izumi, P.A.'s NPI number?
Alexis M. Izumi, P.A.'s National Provider Identifier (NPI) is 1831401181, issued on Jul 1, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Alexis M. Izumi, P.A. located?
The NPPES record lists a practice address at 400 Medical Park Dr, Watervliet, MI, 49098. Phone: (694) 632-2422. Providers update this record themselves, so call before visiting.
How can I verify Alexis M. Izumi, P.A.'s license?
NPPES lists Michigan license number 5601007177, as entered by the provider. Search the Michigan board that licenses this profession; the NPPES record confirms identity only.
How much does Alexis M. Izumi, P.A. prescribe under Medicare Part D?
In 2024, Alexis M. Izumi, P.A. had 221 Medicare Part D claims for 54 beneficiaries; the average among medical physician assistant prescribers was 1,148. Part D covers Medicare prescriptions only.
What is Alexis M. Izumi, P.A.'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.