Hashim Mumtaz, M.D.
Hospitalist Physician · Oshkosh, WI
Hashim Mumtaz, M.D. is a hospitalist physician with a practice address in Oshkosh, Wisconsin, and NPI 1184885048, issued on Jun 23, 2008. Check the license (Wisconsin 64902, as entered in NPPES) on the Wisconsin Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Hashim Mumtaz
- Credential
- M.D.
- Primary taxonomy
- Hospitalist Physician 208M00000X
- License numbers
- 64902 WI
53725 MN
Self-reported in NPPES; status is on the state search - Practice location
- 500 S Oakwood RD, Oshkosh, WI 54904
- Phone
- (920) 223-2000
- Enumerated
- Jun 23, 2008
- Record last updated
- Mar 1, 2016 (not updated in 10 years: call before relying on the address or phone)
- Fax
- (920) 223-1230
- Medicaid ID
- ENROLLED MN
- Medicare enrollment
- Enrolled (PECOS I20160125002570); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest hospitalist physician records → All 894 in Wisconsin → Look up another NPI →
Also registered at 500 S Oakwood RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Hashim Mumtaz in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWisconsin Medical Examining Board
Search for license 64902Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
38% fewer Medicare Part D claims than the average hospitalist physician in 2024
322 Medicare Part D claims for 131 beneficiaries, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D.
Most prescribed
- Atorvastatin Calcium27 claims
- Furosemide25 claims
- Pantoprazole Sodium23 claims
- Amoxicillin-Clavulanate Potass18 claims
- Amlodipine Besylate13 claims
- Methylprednisolone12 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 practice group's MIPS final score for 2023 (Medicare payment program): 77.8 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. 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, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Ascension Medical Group-Fox Valley Wisconsin IncOshkosh, WI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Hashim Mumtaz among 894 hospitalist physician records in Wisconsin
Hashim Mumtaz, M.D. is one of 894 hospitalist physician records with a practice address in Wisconsin. 91% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 25% of them.
- NPI issued2008 · 25% of these records are older, 70% newer
- In a Medicare fileYes · 91% of these records are
- In the CMS Doctors and Clinicians fileYes · 86% of these records are
- Graduated2004 · median 2011 among the 768 with a school on file
- Record last updated2016 · 29% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208M00000X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hospitalist Physician providers in Wisconsin
There are 894 hospitalist physician records in Wisconsin.
All 894 in Wisconsin → Every provider in Oshkosh → Hospitalist Physician nationwide →
The 8 hospitalist physician records with the nearest ZIP codes
- Abdulmajid AdamOshkosh, WI 549041528362258
- Hussein Alramini, M.D.Oshkosh, WI 549041497106512
- Karl Baum, MDOshkosh, WI 549041497749402
- Ann-Marie Edwards, MDOshkosh, WI 549041619318508
- Raul Garcia, MDOshkosh, WI 549041487648499
- David Hanes, DOOshkosh, WI 549041982680286
- Angelea Heider, MDOshkosh, WI 549041477048437
- Sean Huff, DOOshkosh, WI 549041679954614
Common questions
What is Hashim Mumtaz, M.D.'s NPI number?
Hashim Mumtaz, M.D.'s National Provider Identifier (NPI) is 1184885048, issued on Jun 23, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Hashim Mumtaz, M.D. located?
The NPPES record lists a practice address at 500 S Oakwood RD, Oshkosh, WI, 54904. Phone: (920) 223-2000. Providers update this record themselves, so call before visiting.
How can I verify Hashim Mumtaz, M.D.'s license?
NPPES lists Wisconsin license number 64902, as entered by the provider. Search the Wisconsin Medical Examining Board at https://dsps.wi.gov/Pages/BoardsCouncils/MEB/Default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Hashim Mumtaz, M.D. prescribe under Medicare Part D?
In 2024, Hashim Mumtaz, M.D. had 322 Medicare Part D claims for 131 beneficiaries; the average among hospitalist physician prescribers was 521. Part D covers Medicare prescriptions only.
What is Hashim Mumtaz, M.D.'s MIPS final score?
The 2023 MIPS final score is 77.8 of 100, reported for the practice group. 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.