David Engar Warner, M.D.
Hematology & Oncology Physician · Ann Arbor, MI
David Engar Warner, M.D. is a hematology & oncology physician with a practice address in Ann Arbor, Michigan, and NPI 1407266208, issued on May 1, 2014. Check the license (Michigan AN3187956, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.
- Name
- David Engar Warner
- Credential
- M.D.
- Primary taxonomy
- Hematology & Oncology Physician 207RH0003X
- License numbers
- AN3187956 MI
6792045-1205 UT
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
- May 1, 2014
- Record last updated
- May 14, 2020 (not updated in 6 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20200519001253); accepts Medicare assignment
- Medical or professional school
- University Of Utah School Of Medicine, 2014
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest hematology & oncology physician records → All 340 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 David Engar Warner in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
Search for license AN3187956Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
24% fewer Medicare Part D claims than the average hematology & oncology physician in 2024
667 Medicare Part D claims for 145 beneficiaries, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D. Brand-name drugs were 21% of claims. 26 claims were for opioids.
Most prescribed
- Tamoxifen Citrate85 claims
- Prednisone53 claims
- Abiraterone Acetate50 claims
- Anastrozole41 claims
- Hydroxyurea33 claims
- Dexamethasone27 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): 73.9 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: $2,178.83
6 payments; by number, the most common kind was food and beverage; the largest payer was SpringWorks Therapeutics, Inc. The 8,560 providers of this specialty with any payment received $7,481.41 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
- Utah Cancer Specialists PCMurray, UT
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
David Engar Warner among 340 hematology & oncology physician records in Michigan
David Engar Warner, M.D. is one of 340 hematology & oncology physician records with a practice address in Michigan. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 71% of them.
- NPI issued2014 · 71% of these records are older, 27% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 61% of these records are
- Graduated2014 · median 2004 among the 206 with a school on file
- Record last updated2020 · 52% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RH0003X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hematology & Oncology Physician providers in Michigan
There are 340 hematology & oncology physician records in Michigan.
All 340 in Michigan → Every provider in Ann Arbor → Hematology & Oncology Physician nationwide →
The 8 hematology & oncology physician records with the nearest ZIP codes
- Jason Brown, MDAnn Arbor, MI 481091669855573
- Prarthana DalalAnn Arbor, MI 481091386035046
- Dylan Fortman, MDAnn Arbor, MI 481091922621895
- Luke Fraley, MDAnn Arbor, MI 481091609304369
- Shihan Khan, MDAnn Arbor, MI 481091538720529
- Qing Li, M. D & PH. DAnn Arbor, MI 481091508989625
- Jamie Mills, MDAnn Arbor, MI 481091104487016
- Vedran Radojcic, MDAnn Arbor, MI 481091538398409
Common questions
What is David Engar Warner, M.D.'s NPI number?
David Engar Warner, M.D.'s National Provider Identifier (NPI) is 1407266208, issued on May 1, 2014. An NPI identifies a provider in billing; it is not a license.
Where is David Engar Warner, M.D. 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 David Engar Warner, M.D.'s license?
NPPES lists Michigan license number AN3187956, 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 David Engar Warner, M.D. prescribe under Medicare Part D?
In 2024, David Engar Warner, M.D. had 667 Medicare Part D claims for 145 beneficiaries; the average among hematology & oncology physician prescribers was 877. Part D covers Medicare prescriptions only.
What is David Engar Warner, M.D.'s MIPS final score?
The 2023 MIPS final score is 73.9 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.