NPPES file of Aug 9, 2026

George Haasler, MD

Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician · Milwaukee, WI

George Haasler, MD is a thoracic surgery (cardiothoracic vascular surgery) physician with a practice address in Milwaukee, Wisconsin, and NPI 1275584096, issued on May 15, 2006. Check the license (Wisconsin 27218, as entered in NPPES) on the Wisconsin Medical Examining Board; the federal record below is the public data PlainDoctor holds for this provider.

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

NPPES recordNPPES file of Aug 9, 2026
1275584096
Name
George Haasler
Credential
MD
Primary taxonomy
Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician 208G00000X
License number
27218 WI
Self-reported in NPPES; status is on the state search
Practice location
9200 W Wisconsin Ave, Milwaukee, WI 53226
Phone
(414) 955-6900
Enumerated
May 15, 2006
Record last updated
Jan 7, 2013 (not updated in 13 years: call before relying on the address or phone)
Fax
(414) 955-6204
Medicaid ID
1275584096 WI
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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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 George Haasler in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWisconsin Medical Examining Board
    Search for license 27218
    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

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Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician providers in Wisconsin

There are 115 thoracic surgery (cardiothoracic vascular surgery) physician records in Wisconsin. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other thoracic surgery (cardiothoracic vascular surgery) physician records in Wisconsin

  1. Zenoun Abouzelam, MDAppleton, WI1699769695
  2. Khosro Adib, MDMadison, WI1932163581
  3. Ahmed Ali, M.D.Milwaukee, WI1558647677
  4. Hossein Almassi, MDMilwaukee, WI1255382768
  5. Andrea Axtell, MDMadison, WI1437562584
  6. James Bailey, MDGreen Bay, WI1962936245
  7. Thomas Barragry, M.D.Mequon, WI1659350643
  8. John Braxton, M.D.Weston, WI1073568655
  9. Jerold Brenowitz, MDMilwaukee, WI1639144595
  10. Thomas Cain, MDMarshfield, WI1922011071

Common questions

What is George Haasler, MD's NPI number?

George Haasler, MD's National Provider Identifier (NPI) is 1275584096, issued on May 15, 2006. An NPI identifies a provider in billing; it is not a license.

Where is George Haasler, MD located?

The NPPES record lists a practice address at 9200 W Wisconsin Ave, Milwaukee, WI, 53226. Phone: (414) 955-6900. Providers update this record themselves, so call before visiting.

How can I verify George Haasler, MD's license?

NPPES lists Wisconsin license number 27218, 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. 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.