NPPES file of Aug 9, 2026

Chad M. Thurman, MD

Family Medicine Physician · Onalaska, WI

Chad M. Thurman, MD is a family medicine physician with a practice address in Onalaska, Wisconsin, and NPI 1801890660, issued on Jun 9, 2005. Check the license (Wisconsin 43716, as entered in NPPES) on the Wisconsin Medical Examining Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1801890660
Name
Chad M. Thurman
Credential
MD
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
43716 WI
Self-reported in NPPES; status is on the state search
Practice location
3111 Gundersen Drive, Onalaska, WI 54650
Phone
(608) 782-7300
Enumerated
Jun 9, 2005
Record last updated
May 20, 2015 (not updated in 11 years: call before relying on the address or phone)
Medicaid ID
34125700 WI
Medicare enrollment
Enrolled (PECOS I20080710000286); accepts Medicare assignment
Medical or professional school
Sanford School Of Medicine Of University Of South Dakota, 2000
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 3111 Gundersen Drive

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

  1. Whitney Jandl, ATCAthletic Trainer1578981486
  2. Joseph La Mere, ATCAthletic Trainer1851385199
  3. Stephen Maden, PTPhysical Therapist1174527790
  4. Rajiv Naik, MDPediatrics Physician1902808215
  5. Sarah Naik, MDInternal Medicine Physician1891797106
  6. Ellen Ott, PNPPediatric Nurse Practitioner1710981154

Verify Chad M. Thurman in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWisconsin Medical Examining Board
    Search for license 43716
    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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Most of these Medicare Part D claims are vaccines, 91% of the cost of the top drugs

5,491 Medicare Part D claims for 1,037 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 23% of claims. 141 claims were for opioids.

  1. Chad Thurman5,491
  2. Specialty average3,544

Most prescribed

Pharmacies often give vaccines under a standing order that names one clinician, and CMS counts every such claim under that clinician's NPI. These claims are therefore not a measure of this clinician's own prescribing.

  1. Abrysvo711 claims
  2. Atorvastatin Calcium561 claims
  3. Lisinopril206 claims
  4. Tamsulosin Hcl170 claims
  5. Metoprolol Succinate167 claims
  6. Metformin Hcl Er164 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Bills Medicare through 2 group practices

  1. Gundersen Clinic LtdSparta, WI
  2. Gundersen Lutheran Medical Center IncLa Crosse, WI

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Chad M. Thurman among 3,765 family medicine physician records in Wisconsin

Chad M. Thurman, MD is one of 3,765 family medicine physician records with a practice address in Wisconsin. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 90% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileYes · 62% of these records are
  • Graduated2000 · median 2007 among the 2,347 with a school on file
  • Record last updated2015 · 56% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

47 family medicine physician records list a practice address in Onalaska

They are 47 of the 568 NPPES records with a practice address in Onalaska, and 3,765 family medicine physician records in Wisconsin.

The 8 family medicine physician records with the nearest ZIP codes

  1. Kelley Bahr, MDOnalaska, WI 546501366441297
  2. Carmen Dargel, MDOnalaska, WI 546501194715698
  3. Joel Erickson, MDOnalaska, WI 546501225023997
  4. Nancy Erickson, MDOnalaska, WI 546501457341992
  5. Kevin Fitzgerald, MDOnalaska, WI 546501730179243
  6. Mark Jungck, MDOnalaska, WI 546501396735809
  7. Daniel Maccharles, MDOnalaska, WI 546501205839198
  8. Paul Molling, DOOnalaska, WI 546501487642674

Common questions

What is Chad M. Thurman, MD's NPI number?

Chad M. Thurman, MD's National Provider Identifier (NPI) is 1801890660, issued on Jun 9, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Chad M. Thurman, MD located?

The NPPES record lists a practice address at 3111 Gundersen Drive, Onalaska, WI, 54650. Phone: (608) 782-7300. Providers update this record themselves, so call before visiting.

How can I verify Chad M. Thurman, MD's license?

NPPES lists Wisconsin license number 43716, 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.

How much does Chad M. Thurman, MD prescribe under Medicare Part D?

In 2024, Chad M. Thurman, MD had 5,491 Medicare Part D claims for 1,037 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. 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.