NPPES file of Aug 9, 2026

Thomas W. Grossman, M.D.

Orthopaedic Surgery Physician · Waupun, WI

Thomas W. Grossman, M.D. is an orthopaedic surgery physician with a practice address in Waupun, Wisconsin, and NPI 1699749689, issued on Feb 15, 2006. Check the license (Wisconsin 36420, 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
1699749689
Name
Thomas W. Grossman
Credential
M.D.
Primary taxonomy
Orthopaedic Surgery Physician 207X00000X
License number
36420 WI
Self-reported in NPPES; status is on the state search
Practice location
608 W Brown St, Waupun, WI 53963
Phone
(920) 324-6802
Enumerated
Feb 15, 2006
Record last updated
Feb 17, 2016 (not updated in 10 years: call before relying on the address or phone)
Medicaid ID
32523000 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 608 W Brown St

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

  1. Farzana AkterOptometrist1346821725
  2. Bryce Aul, MDOphthalmology Physician1275020836
  3. Michelle Bahn-Palma, D.O.Obstetrics & Gynecology Physician1417113747
  4. Bert Callahan, MDOrthopaedic Surgery Physician1760573927
  5. Janette Drews, NPFamily Nurse Practitioner1639129810
  6. Scott Hansfield, MDObstetrics & Gynecology Physician1982695326

Verify Thomas W. Grossman in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWisconsin Medical Examining Board
    Search for license 36420
    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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3 orthopaedic surgery physician records list a practice address in Waupun

They are 3 of the 131 NPPES records with a practice address in Waupun, and 656 orthopaedic surgery physician records in Wisconsin. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other orthopaedic surgery physician records in Wisconsin

  1. Faruk Abuzzahab, MDWausau, WI1558359422
  2. Gerard Adler, MDOconomowoc, WI1891703443
  3. William Albiero, M.D.Green Bay, WI1033451588
  4. Kashif Ali, MDMadison, WI1477887453
  5. Mhd Alsawaf, MBBS, MDPleasant Prairie, WI1144411653
  6. Obioma Amajoyi, M.D.Madison, WI1447516018
  7. Michael Anderson, MDGrafton, WI1558353243
  8. Paul Anderson, MDVerona, WI1205891959
  9. Scott Anderson, M.D.Madison, WI1659320422
  10. Steven Anderson, M.D.West Allis, WI1285648691

Common questions

What is Thomas W. Grossman, M.D.'s NPI number?

Thomas W. Grossman, M.D.'s National Provider Identifier (NPI) is 1699749689, issued on Feb 15, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Thomas W. Grossman, M.D. located?

The NPPES record lists a practice address at 608 W Brown St, Waupun, WI, 53963. Phone: (920) 324-6802. Providers update this record themselves, so call before visiting.

How can I verify Thomas W. Grossman, M.D.'s license?

NPPES lists Wisconsin license number 36420, 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.