NPPES file of Aug 9, 2026

Robert W. Ellwein, MD

Emergency Medicine Physician · La Crosse, WI

Robert W. Ellwein, MD is an emergency medicine physician with a practice address in La Crosse, Wisconsin, and NPI 1477638955, issued on Oct 25, 2006. Check the license (Wisconsin 19976, 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
1477638955
Name
Robert W. Ellwein
Credential
MD
Primary taxonomy
Emergency Medicine Physician 207P00000X
License number
19976 WI
Self-reported in NPPES; status is on the state search
Practice location
800 West Avenue South, La Crosse, WI 56401
Phone
(608) 782-9760
Enumerated
Oct 25, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(608) 392-9898
Medicaid ID
30790600 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.
Download card Updates feed

Also registered at 800 West Avenue South

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

  1. Emma Banwart, FNPNurse Practitioner1306036009
  2. Linda Butterworth, GNPGerontology Nurse Practitioner1942281670
  3. Gregory Cramer, MDGastroenterology Physician1104807833
  4. Myung Hahn, MDCritical Care Medicine (Internal Medicine) Physician1023091741
  5. Kari Jefferson, PA CPhysician Assistant1760457451
  6. Geoffrey Kloster, MDFamily Medicine Physician1659352425

Verify Robert W. Ellwein in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWisconsin Medical Examining Board
    Search for license 19976
    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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

72 emergency medicine physician records list a practice address in La Crosse

They are 72 of the 3,735 NPPES records with a practice address in La Crosse, and 1,464 emergency medicine physician records in Wisconsin. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other emergency medicine physician records in Wisconsin

  1. Hythem Abad, DOPortage, WI1548799455
  2. Alan Abdulla, D.O.Waukesha, WI1508164419
  3. Krystyna Abdulla, DONew Berlin, WI1205146578
  4. Abdulmoniem Abdulmoniem, M.D.Elkhorn, WI1194175042
  5. Justine Abel, DOEau Claire, WI1861830507
  6. Michael Abernethy, MDMadison, WI1013972579
  7. Meinkeng Acha-Morfaw, MDMadison, WI1467934836
  8. Manish Acharya, M.D.Milwaukee, WI1437129715
  9. Axel AdamsMadison, WI1366905192
  10. Eric Adar, MDWauwatosa, WI1255325726

Common questions

What is Robert W. Ellwein, MD's NPI number?

Robert W. Ellwein, MD's National Provider Identifier (NPI) is 1477638955, issued on Oct 25, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Robert W. Ellwein, MD located?

The NPPES record lists a practice address at 800 West Avenue South, La Crosse, WI, 56401. Phone: (608) 782-9760. Providers update this record themselves, so call before visiting.

How can I verify Robert W. Ellwein, MD's license?

NPPES lists Wisconsin license number 19976, 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.