NPPES file of Aug 9, 2026

Timothy J. Hill, M.D.

Emergency Medicine Physician · Oconomowoc, WI

Timothy J. Hill, M.D. is an emergency medicine physician with a practice address in Oconomowoc, Wisconsin, and NPI 1861478430, issued on Dec 15, 2005. Check the license (Wisconsin 26665-020, 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
1861478430
Name
Timothy J. Hill
Credential
M.D.
Primary taxonomy
Emergency Medicine Physician 207P00000X
License number
26665-020 WI
Self-reported in NPPES; status is on the state search
Practice location
791 E Summit Ave, Oconomowoc, WI 53066
Phone
(262) 569-0251
Enumerated
Dec 15, 2005
Record last updated
Jul 13, 2026
Fax
(262) 569-0342
Medicaid ID
30644900 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 791 E Summit Ave

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

  1. Jeffrey Ceschi, M.D.Anesthesiology Physician1710960422
  2. Howard Elconin, M.D.Anesthesiology Physician1447233374
  3. Raina Hollenbaugh, M.D.Anesthesiology Physician1437132248
  4. Palmira Janusonis, M.D.Anesthesiology Physician1194708644
  5. Catherine Keulks-Torinus, P.A.C.Physician Assistant1114903481
  6. Danielle Leonard, A.P.N.P.Nurse Practitioner1891771895

Verify Timothy J. Hill in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWisconsin Medical Examining Board
    Search for license 26665-020
    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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Timothy J. Hill among 1,464 emergency medicine physician records in Wisconsin

Timothy J. Hill, M.D. is one of 1,464 emergency medicine physician records with a practice address in Wisconsin. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 92% newer
  • In a Medicare fileNo · 79% of these records are
  • In the CMS Doctors and Clinicians fileNo · 58% of these records are
  • Record last updated2026 · 50% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Emergency Medicine Physician providers in Wisconsin

There are 1,464 emergency medicine physician records in Wisconsin. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

The 8 emergency medicine physician records with the nearest ZIP codes

  1. Steven Andrews, MDSummit, WI 530661649224767
  2. Christopher George, MDSummit, WI 530661437265865
  3. Jeffery Glaspy, MDOconomowoc, WI 530661619925237
  4. James Harper, M.D.Oconomowoc, WI 530661922132364
  5. Mark Hlava, MDSummit, WI 530661821048224
  6. Michael Kefer, M.D.Summit, WI 530661457337891
  7. Eric Moore, MDSummit, WI 530661417156142
  8. Gregory Nelson, MDSummit, WI 530661841299385

Common questions

What is Timothy J. Hill, M.D.'s NPI number?

Timothy J. Hill, M.D.'s National Provider Identifier (NPI) is 1861478430, issued on Dec 15, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Timothy J. Hill, M.D. located?

The NPPES record lists a practice address at 791 E Summit Ave, Oconomowoc, WI, 53066. Phone: (262) 569-0251. Providers update this record themselves, so call before visiting.

How can I verify Timothy J. Hill, M.D.'s license?

NPPES lists Wisconsin license number 26665-020, 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.