Michael W. Deininger, MD
Hematology (Internal Medicine) Physician · Ann Arbor, MI
Michael W. Deininger, MD is a hematology (internal medicine) physician with a practice address in Ann Arbor, Michigan, and NPI 1932115524, issued on Aug 1, 2006. Check the license (Michigan 4301514708, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.
- Name
- Michael W. Deininger
- Credential
- MD
- Primary taxonomy
- Hematology (Internal Medicine) Physician 207RH0000X
- License numbers
- 4301514708 MI
76729 WI
Self-reported in NPPES; status is on the state search - Practice location
- 1500 E Medical Center Dr, Ann Arbor, MI 48109
- Phone
- (734) 936-4000
- Enumerated
- Aug 1, 2006
- Record last updated
- May 28, 2026
- Medicaid ID
- 1932115524 WI
- Medicare enrollment
- Enrolled (PECOS I20220315001056); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest hematology (internal medicine) physician records → All 57 in Michigan → Look up another NPI →
Also registered at 1500 E Medical Center Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Michael W. Deininger in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
Search for license 4301514708Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
95% fewer Medicare Part D claims than the average hematology (internal medicine) physician in 2024
26 Medicare Part D claims, against an average of 496 among the 1,036 providers of this specialty who prescribed in Part D.
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): 80.5 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).
Industry payments in 2024: $7,395.87
11 payments; by number, the most common kind was food and beverage; the largest payer was Incyte Corporation. The 721 providers of this specialty with any payment received $13,778.35 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- The Medical College OF Wisconsin IncMilwaukee, WI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Michael W. Deininger among 57 hematology (internal medicine) physician records in Michigan
Michael W. Deininger, MD is one of 57 hematology (internal medicine) physician records with a practice address in Michigan. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 11% of them.
- NPI issued2006 · 11% of these records are older, 61% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 79% of these records are
- Graduated1990 · median 2007 among the 45 with a school on file
- Record last updated2026 · 46% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RH0000X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hematology (Internal Medicine) Physician providers in Michigan
There are 57 hematology (internal medicine) physician records in Michigan.
All 57 in Michigan → Every provider in Ann Arbor → Hematology (Internal Medicine) Physician nationwide →
The 8 hematology (internal medicine) physician records with the nearest ZIP codes
- Asra Ahmed, MDAnn Arbor, MI 481091013093079
- Dale Bixby, MDAnn Arbor, MI 481091952423816
- Paula Bockenstedt, MDAnn Arbor, MI 481091366528325
- Erica Campagnaro, MDAnn Arbor, MI 481091891854683
- Mark Chiang, MDAnn Arbor, MI 481091720034986
- Alice Cusick, M.D.Ann Arbor, MI 481091407824154
- Jennifer Griggs, MD, MPHAnn Arbor, MI 481091700949609
- Lisa Kujawski, MDAnn Arbor, MI 481091467533521
Common questions
What is Michael W. Deininger, MD's NPI number?
Michael W. Deininger, MD's National Provider Identifier (NPI) is 1932115524, issued on Aug 1, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Michael W. Deininger, MD located?
The NPPES record lists a practice address at 1500 E Medical Center Dr, Ann Arbor, MI, 48109. Phone: (734) 936-4000. Providers update this record themselves, so call before visiting.
How can I verify Michael W. Deininger, MD's license?
NPPES lists Michigan license number 4301514708, 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 Michael W. Deininger, MD prescribe under Medicare Part D?
In 2024, Michael W. Deininger, MD had 26 Medicare Part D claims; the average among hematology (internal medicine) physician prescribers was 496. Part D covers Medicare prescriptions only.
What is Michael W. Deininger, MD's MIPS final score?
The 2023 MIPS final score is 80.5 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.