Internists in Wausau, WI

  • Internal medicine
  • Wausau, Wisconsin
Internists
36
Linked to a hospital or group
29
Hospitals with an internist
23
Medical groups with an internist
35
Practice at a hospital
22

There are 36 internists in Wausau. Marshfield Clinic Health System has the most, 6, and Aspirus Wausau Hospital has the most affiliated internists, 21. 33% finished medical school 30 or more years ago.

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Wausau internists, listed A to Z by last name

Each internist on the list has internal medicine as their primary specialty and a Wausau practice address. The list shows the NPI, and how many hospitals and medical groups each one practices with. A free account names every hospital and group, with validated contacts.

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Wausau internists, A to Z
InternistHospitalsMedical groupsEmail and phone
Richard H. Bailey, MDNPI 1124068168-2 groupsContacts
Richard David Belt Jr., DONPI 12750642635 hospitals8 groupsContacts
Jaclyn Therese Cronin, DONPI 19922371841 hospital3 groupsContacts
James M. Cygan, MDNPI 12351452105 hospitals6 groupsContacts
Jalel Abera Hunde, MDNPI 11942205585 hospitals16 groupsContacts
Claudia Gineta Istrate, MDNPI 1184135949-2 groupsContacts
Aderson Joseph, MDNPI 19923322416 hospitals2 groupsContacts
Daniel J. Krause, DONPI 14577683275 hospitals8 groupsContacts
Kris M. Lahren, MDNPI 1700891546-1 groupContacts
Amin A. Lakhdhir, MDNPI 1356321970-1 groupContacts
James Q. Nash, DONPI 10133231875 hospitals7 groupsContacts
George Ntui Ntui-Ayuk, MDNPI 17607967753 hospitals11 groupsContacts
Emmanuel Olusegun Odeyemi, MDNPI 13465664604 hospitals9 groupsContacts
Olasunkanmi Kolawole Oyetunde, MDNPI 15989627225 hospitals19 groupsContacts
Timothy Reisner, DONPI 14577037535 hospitals2 groupsContacts
Daljeet Rishi, MDNPI 10231202923 hospitals3 groupsContacts
Elizabeth Anne Larose Roe, DONPI 15780531791 hospital4 groupsContacts
Ivan B. Schaller, MDNPI 1306967849-2 groupsContacts
Girish Jung Shah, MBBSNPI 19126497081 hospital2 groupsContacts
Shefiu O. Shittu, MDNPI 11546467276 hospitals24 groupsContacts
Mary B. Snell, MDNPI 1427042902-1 groupContacts
Aamod C. Soman, MDNPI 15485565821 hospital1 groupContacts
Logan James Stern, DONPI 15286454211 hospital1 groupContacts
Bret Keenan Stysly, MDNPI 11041884166 hospitals10 groupsContacts
David B. Tange, MDNPI 1598781262-1 groupContacts
Jaren G. Thomas, MDNPI 11646451648 hospitals14 groupsContacts
Cullen Peter Trangsrud, MDNPI 17801791015 hospitals2 groupsContacts
James T. Williams, MDNPI 18416302741 hospital1 groupContacts
Brian S. Woodbridge, MDNPI 17200558172 hospitals5 groupsContacts

The list shows the 29 internists with a public profile. The other 7 are counted in the total and searchable with a free account.

Sources: NPPES NPI Registry (CMS) and Dmand AI Affiliation Data

For health IT teams

Find Wausau internists by the EHR they use

Dmand AI has the EHR for 35 of 36 Wausau internists, at their hospital and their practice. Filter by Epic, Oracle Health, MEDITECH, athenahealth and more, then reach them with validated work emails and mobile numbers.

Marshfield Clinic Health System has the most internists in Wausau, with 6

Marshfield Clinic Health System (MCHS), Marshfield Medical Center is second with 6, and ThedaCare Behavioral Health Walk-in Care-Neenah third with 4. Counts are internists with a Wisconsin address linked to each group.

Sources: Dmand AI Affiliation Data and Dmand AI Org Hierarchy Data

Aspirus Wausau Hospital has the most affiliated internists in Wausau, with 21

Aspirus Stevens Point Hospital is second with 9, and Aspirus Rhinelander Hospital third with 8. Wausau internists are affiliated with 23 hospitals in all.

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Each public profile names one place an internist practices. A free account shows all of them, with the employer, the EHR and validated contacts.

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Source: Dmand AI Affiliation Data

Most Wausau internists practice at a hospital: 22 of the 26 with a mapped site

12 also practice at a medical group site. An internist can practice at several kinds of site, so the shares overlap.

Wausau internists by site of care

  1. Hospitals22
  2. Medical group practices12

Sources: Dmand AI Affiliation Data and Dmand AI Practice Data

33% of Wausau internists finished medical school 30 or more years ago

9 of the 27 Wausau internists with a graduation year on file. 7 graduated in the last 10 years.

Physicians by years since medical school

  1. Under 10 years ago7
  2. 10 to 19 years ago7
  3. 20 to 29 years ago4
  4. 30 to 39 years ago5
  5. 40 or more years ago4

Source: Dmand AI Professional Profile Data

Every Wausau internist profile shows current hospitals and groups, Medicare activity and NPI details

  • Primary practiceThe main place they practice, with its type and cityOn every profile
  • Every site of careEach hospital, clinic and group where they practice nowWith a free account
  • EmployerThe organization they work for, when one is on fileWith a free account
  • Medicare servicesServices and procedure codes billed to Medicare, from CMSOn every profile
  • Medicare Part D prescribingClaims and drug costs from Part D, from CMSOn every profile
  • Industry paymentsPayments from drug and device makers, from CMS Open PaymentsOn every profile
  • Publications and clinical trialsResearch papers and trials linked to the NPI, when on fileOn every profile
  • Licenses and graduation yearState license numbers and medical school graduation yearOn every profile
  • NPI detailsNPI, enumeration date, primary taxonomy and practice addressOn every profile
  • Work email and mobile numberFound on request through healthcare waterfall enrichment, then validatedWith a free account
  • EHR in useThe EHR at each site where they practiceWith a free account
  • Colleagues at each siteThe clinicians they work with at each hospital and groupWith a free account

Free account: 30 days free, self-serve, no credit card.

Sources: NPPES NPI Registry (CMS), Medicare Physician & Other Practitioners (CMS), Open Payments (CMS) and Dmand AI Affiliation Data

Sources for the Wausau internist directory

Sources for the data on this page
Data on this pageSource
HCPs, types and specialtiesNPPES NPI Registry (CMS) and Dmand AI Professional Profile Data
Sites of care, hospitals and medical groupsDmand AI Affiliation Data
Medical school graduation yearDmand AI Professional Profile Data

Data last refreshed October 2026Report an inaccuracyRemove my information

Internists are HCPs whose primary specialty is internal medicine (taxonomy code 207R00000X), with an active NPI and a Wausau practice address.

FAQ

Frequently asked questions about internists in Wausau

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

How many internists are in Wausau?

36 internists have an active NPI, a Wausau practice address and internal medicine (taxonomy code 207R00000X) as their primary specialty. 29 of them are linked to a hospital or medical group.

Which Wausau medical groups have the most internists?

Marshfield Clinic Health System, with 6, followed by Marshfield Clinic Health System (MCHS), Marshfield Medical Center with 6 and ThedaCare Behavioral Health Walk-in Care-Neenah with 4.

Which Wausau hospitals have the most internists?

Aspirus Wausau Hospital, with 21 affiliated internists, followed by Aspirus Stevens Point Hospital with 9 and Aspirus Rhinelander Hospital with 8.

What share of Wausau internists practice at a hospital?

22 of the 26 Wausau internists with a mapped site of care, or 85%, have a current hospital affiliation.

What is the taxonomy code for internal medicine?

207R00000X is the NPPES taxonomy code for internal medicine. Sub-specialties with their own code are counted on their own lists.

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Search 36 Wausau internists by hospital, medical group and the EHR they use, with validated work emails and mobile numbers.

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