Christopher Allen Willner, DO
Hematology & Oncology Physician · Detroit, MI
Christopher Allen Willner, DO is a hematology & oncology physician with a practice address in Detroit, Michigan, and NPI 1881043594, issued on Jun 3, 2016. Check the license (Michigan 5101022295, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.
- Name
- Christopher Allen Willner
- Credential
- DO
- Primary taxonomy
- Hematology & Oncology Physician 207RH0003X
- License number
- 5101022295 MI
Self-reported in NPPES; status is on the state search - Practice location
- 2799 W Grand Blvd, Detroit, MI 48202
- Phone
- (313) 916-2600
- Enumerated
- Jun 3, 2016
- Record last updated
- Dec 1, 2020 (not updated in 6 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20200421000790); accepts Medicare assignment
- Medical or professional school
- Michigan State University College Of Osteopathic Medicine, 2016
- 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 2799 W Grand Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Muhammad Abbas, MDStudent in an Organized Health Care Education/Training Program1417607474
- Omar Abbas, MDAnatomic Pathology & Clinical Pathology Physician1417687450
- Ammaar Abbasi, M.D.Student in an Organized Health Care Education/Training Program1558005157
- Josianne Abboud, MDAnesthesiology Physician1912342791
- Sai Abburi, DOStudent in an Organized Health Care Education/Training Program1124962915
Verify Christopher Allen Willner in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
Search for license 5101022295Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
60% fewer Medicare Part D claims than the average hematology & oncology physician in 2024
350 Medicare Part D claims for 76 beneficiaries, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D. Brand-name drugs were 50% of claims.
Most prescribed
- Eliquis55 claims
- Jakafi26 claims
- Calquence22 claims
- Dexamethasone22 claims
- Hydroxyurea20 claims
- Acyclovir19 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: $2,075.50
1 payment: consulting fee; the largest payer was E.R. Squibb & Sons, L.L.C. 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
- Henry Ford Health SystemNovi, MI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Christopher Allen Willner among 340 hematology & oncology physician records in Michigan
Christopher Allen Willner, DO 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 2016, is newer than 76% of them.
- NPI issued2016 · 76% of these records are older, 21% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 61% of these records are
- Graduated2016 · 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 Detroit → Hematology & Oncology Physician nationwide →
The 8 hematology & oncology physician records with the nearest ZIP codes
- Zaid Al-Saheli, MBBSDetroit, MI 482021700363892
- Robert Chapman, M.D.Detroit, MI 482021871661306
- Manasi Godbole, MDDetroit, MI 482021841710613
- Dhairya GorDetroit, MI 482021245869171
- Amr Hanbali, M.D.Detroit, MI 482021710015276
- Nalini Janakiraman, M.D.Detroit, MI 482021730257270
- Dania KhoulaniDetroit, MI 482021154610236
- Zeinab Nasser, MDDetroit, MI 482021508494360
Common questions
What is Christopher Allen Willner, DO's NPI number?
Christopher Allen Willner, DO's National Provider Identifier (NPI) is 1881043594, issued on Jun 3, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Christopher Allen Willner, DO located?
The NPPES record lists a practice address at 2799 W Grand Blvd, Detroit, MI, 48202. Phone: (313) 916-2600. Providers update this record themselves, so call before visiting.
How can I verify Christopher Allen Willner, DO's license?
NPPES lists Michigan license number 5101022295, 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 Christopher Allen Willner, DO prescribe under Medicare Part D?
In 2024, Christopher Allen Willner, DO had 350 Medicare Part D claims for 76 beneficiaries; the average among hematology & oncology physician prescribers was 877. 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.