Daniel Joseph Chapman, MD
Radiation Oncology Physician · Ann Arbor, MI
Daniel Joseph Chapman, MD is a radiation oncology physician with a practice address in Ann Arbor, Michigan, and NPI 1851958250, issued on May 22, 2019. Check the license (Michigan 4301511971, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.
- Name
- Daniel Joseph Chapman
- Credential
- MD
- Primary taxonomy
- Radiation Oncology Physician 2085R0001X
- License number
- 4301511971 MI
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 22, 2019
- Record last updated
- Dec 23, 2024
- Medicare enrollment
- Enrolled (PECOS I20241002000145); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest radiation oncology physician records → All 239 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 Daniel Joseph Chapman in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
Search for license 4301511971Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
49% fewer Medicare Part D claims than the average radiation oncology physician in 2024
69 Medicare Part D claims for 37 beneficiaries, against an average of 134 among the 4,851 providers of this specialty who prescribed in Part D. 15 claims were for opioids.
Most prescribed
- Tamsulosin Hcl11 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.
Industry payments in 2024: $18.75
1 payment: food and beverage; the largest payer was Lilly USA, LLC. The 3,275 providers of this specialty with any payment received $1,897.85 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
- Edward W Sparrow Hospital AssociationLansing, MI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Daniel Joseph Chapman among 239 radiation oncology physician records in Michigan
Daniel Joseph Chapman, MD is one of 239 radiation oncology 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 2019, is newer than 85% of them.
- NPI issued2019 · 85% of these records are older, 12% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 72% of these records are
- Graduated2019 · median 2005 among the 172 with a school on file
- Record last updated2024 · 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 2085R0001X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Radiation Oncology Physician providers in Michigan
There are 239 radiation oncology physician records in Michigan.
All 239 in Michigan → Every provider in Ann Arbor → Radiation Oncology Physician nationwide →
The 8 radiation oncology physician records with the nearest ZIP codes
- Daniel Chang, M.D.Ann Arbor, MI 481091285722892
- Aleksandar Dragovic, MDAnn Arbor, MI 481091144410044
- Avraham Eisbruch, MDAnn Arbor, MI 481091427140821
- Iris Gluck, M.D.Ann Arbor, MI 481091942329321
- James Hayman, MDAnn Arbor, MI 481091245322643
- Borislav Hristov, MDAnn Arbor, MI 481091972672392
- Reshma Jagsi, MDAnn Arbor, MI 481091376512954
- Shruti Jolly, M.D.Ann Arbor, MI 481091780892174
Common questions
What is Daniel Joseph Chapman, MD's NPI number?
Daniel Joseph Chapman, MD's National Provider Identifier (NPI) is 1851958250, issued on May 22, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Daniel Joseph Chapman, 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 Daniel Joseph Chapman, MD's license?
NPPES lists Michigan license number 4301511971, 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 Daniel Joseph Chapman, MD prescribe under Medicare Part D?
In 2024, Daniel Joseph Chapman, MD had 69 Medicare Part D claims for 37 beneficiaries; the average among radiation oncology physician prescribers was 134. Part D covers Medicare prescriptions only.
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.