Michael E. Eastman, MD
Medical Oncology Physician · Johnson Creek, WI
Michael E. Eastman, MD is a medical oncology physician with a practice address in Johnson Creek, Wisconsin, and NPI 1578530705, issued on Mar 7, 2006. Check the license (Wisconsin 36921, as entered in NPPES) on the Wisconsin Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Michael E. Eastman
- Credential
- MD
- Primary taxonomy
- Medical Oncology Physician 207RX0202X
- License number
- 36921 WI
Self-reported in NPPES; status is on the state search - Practice location
- 250 Doctors CT, Johnson Creek, WI 53038
- Phone
- (920) 699-3500
- Enumerated
- Mar 7, 2006
- Record last updated
- Jan 14, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (920) 699-2100
- Medicare enrollment
- Enrolled (PECOS I20040624000375); accepts Medicare assignment
- Medical or professional school
- University Of Colorado School Of Medicine, Denver, 1994
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
Also registered at 250 Doctors CT
A shared address usually means a shared clinic or building; it does not show who employs whom.
- E Czyzewski, MDRadiation Oncology Physician1730295270
- Jessica Schuster, MDRadiation Oncology Physician1861711822
Verify Michael E. Eastman in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWisconsin Medical Examining Board
Search for license 36921Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
56% more Medicare Part D claims than the average medical oncology physician in 2024
1,100 Medicare Part D claims for 130 beneficiaries, against an average of 703 among the 4,230 providers of this specialty who prescribed in Part D. 53 claims were for opioids.
Most prescribed
- Anastrozole131 claims
- Prednisone92 claims
- Ondansetron Hcl82 claims
- Eliquis64 claims
- Acyclovir51 claims
- Tamoxifen Citrate48 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.
Bills Medicare through one group practice
- University OF Wisconsin Medical Foundation IncMonona, WI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
1 medical oncology physician records list a practice address in Johnson Creek
They are 1 of the 36 NPPES records with a practice address in Johnson Creek, and 69 medical oncology physician records in Wisconsin.
Other medical oncology physician records in Wisconsin
- Kamal Kant Singh Abbi, M.D.Green Bay, WI1588827778
- Eyad Al-Hattab, MDEau Claire, WI1750395745
- Mark Albertini, MDMadison, WI1609842624
- Lynn BaatzManitowoc, WI1518070077
- Howard Bailey, MDVerona, WI1861468936
- Sandeep Basu, MDEau Claire, WI1013972009
- Gerald Bayer, M.D.Green Bay, WI1285726729
- Steven Bettag, MDSheboygan, WI1669529608
- Sigurdur Bodvarsson, M.D.La Crosse, WI1669788337
- Justine BruceMadison, WI1164518692
Common questions
What is Michael E. Eastman, MD's NPI number?
Michael E. Eastman, MD's National Provider Identifier (NPI) is 1578530705, issued on Mar 7, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Michael E. Eastman, MD located?
The NPPES record lists a practice address at 250 Doctors CT, Johnson Creek, WI, 53038. Phone: (920) 699-3500. Providers update this record themselves, so call before visiting.
How can I verify Michael E. Eastman, MD's license?
NPPES lists Wisconsin license number 36921, 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 Michael E. Eastman, MD prescribe under Medicare Part D?
In 2024, Michael E. Eastman, MD had 1,100 Medicare Part D claims for 130 beneficiaries; the average among medical oncology physician prescribers was 703. 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.