NPPES file of Aug 9, 2026

Timothy Greenwell, MD

Blood Banking & Transfusion Medicine Physician · Milwaukee, WI

Timothy Greenwell, MD is a blood banking & transfusion medicine physician with a practice address in Milwaukee, Wisconsin, and NPI 1003301318, issued on Jun 28, 2018. Check the license (Wisconsin 82832, as entered in NPPES) on the Wisconsin Medical Examining Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1003301318
Name
Timothy Greenwell
Credential
MD
Primary taxonomy
Blood Banking & Transfusion Medicine Physician 207ZB0001X
License numbers
82832 WI
4301115084 MI
4301506128 MI
Self-reported in NPPES; status is on the state search
Practice location
9200 W Wisconsin Ave, Milwaukee, WI 53226
Phone
(414) 805-3666
Enumerated
Jun 28, 2018
Record last updated
Nov 21, 2023
Fax
(262) 560-1579
Medicaid ID
1003301318 WI
Medicare enrollment
Enrolled (PECOS I20231208002309); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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8 nearest blood banking & transfusion medicine physician records → All 16 in Wisconsin → Look up another NPI →

Also registered at 9200 W Wisconsin Ave

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Shameem Aadam, RPHPharmacist1760755680
  2. Abubaker Abdalla, MDHospitalist Physician1194187617
  3. Sameem Abedin, MDHematology & Oncology Physician1063641157
  4. Lolia Abibo, M.D.Hospitalist Physician1912359795
  5. Haisam Abid, MBBSHospitalist Physician1578083184
  6. Faith Abodunrin, MDHematology & Oncology Physician1437768769

Verify Timothy Greenwell in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWisconsin Medical Examining Board
    Search for license 82832    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Wisconsin license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Bills Medicare through one group practice

  1. Great Lakes Pathologists SCWest Allis, WI

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Timothy Greenwell among 16 blood banking & transfusion medicine physician records in Wisconsin

Timothy Greenwell, MD is one of 16 blood banking & transfusion medicine physician records with a practice address in Wisconsin. 63% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 63% of them.

  • NPI issued2018 · 63% of these records are older, 31% newer
  • In a Medicare fileYes · 63% of these records are
  • In the CMS Doctors and Clinicians fileYes · 56% of these records are
  • Record last updated2023 · 44% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207ZB0001X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Blood Banking & Transfusion Medicine Physician providers in Wisconsin

There are 16 blood banking & transfusion medicine physician records in Wisconsin.

All 16 in Wisconsin → Every provider in Milwaukee → Blood Banking & Transfusion Medicine Physician nationwide →

The 8 blood banking & transfusion medicine physician records with the nearest ZIP codes

  1. Andrea Gillespie, MDMilwaukee, WI 532261790736536
  2. Jerome Gottschall, MDMilwaukee, WI 532261922052299
  3. Angela Treml, M.D.Milwaukee, WI 532261598095903
  4. Jenna Wade, M.D.Milwaukee, WI 532261306291638
  5. Barbara Bryant, MDMilwaukee, WI 532331942474515
  6. Linda WakeGlendale, WI 532171942844147
  7. Thomas Raife, MDMadison, WI 537051942298542
  8. Joseph Connor, MDMadison, WI 537921992773576

Common questions

What is Timothy Greenwell, MD's NPI number?

Timothy Greenwell, MD's National Provider Identifier (NPI) is 1003301318, issued on Jun 28, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Timothy Greenwell, MD located?

The NPPES record lists a practice address at 9200 W Wisconsin Ave, Milwaukee, WI, 53226. Phone: (414) 805-3666. Providers update this record themselves, so call before visiting.

How can I verify Timothy Greenwell, MD's license?

NPPES lists Wisconsin license number 82832, 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.

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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.