Tiffany Jean Marinier, D.O.
Internal Medicine Physician · Onalaska, WI
Tiffany Jean Marinier, D.O. is an internal medicine physician with a practice address in Onalaska, Wisconsin, and NPI 1144343161, issued on Apr 6, 2007. Check the license (Wisconsin 60962, as entered in NPPES) on the Wisconsin Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Tiffany Jean Marinier
- Credential
- D.O.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- 60962 WI
036125948 IL
102952 MN
Self-reported in NPPES; status is on the state search - Practice location
- 3111 Gundersen Dr, Onalaska, WI 54650
- Phone
- (608) 775-8630
- Enumerated
- Apr 6, 2007
- Record last updated
- Mar 24, 2014 (not updated in 12 years: call before relying on the address or phone)
- Medicaid ID
- 036125948 IL
- Medicare enrollment
- Enrolled (PECOS I20130806000114); accepts Medicare assignment
- Medical or professional school
- At Still University Of Health Sciences, College Of Osteo Med, Kirksville, 2004
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,078 in Wisconsin → Look up another NPI →
Also registered at 3111 Gundersen Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jeffrey Addison, D.O.Internal Medicine Physician1295268571
- Sarah Almonroeder, PA-CMedical Physician Assistant1598049322
- Joseph Angell, ATCAthletic Trainer1578556056
- Kellie Backman, APNPFamily Nurse Practitioner1639171895
- Janet Bahr, NPAdult Health Nurse Practitioner1619163276
- Kelley Bahr, MDFamily Medicine Physician1366441297
Verify Tiffany Jean Marinier in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWisconsin Medical Examining Board
Search for license 60962Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
86% more Medicare Part D claims than the average internal medicine physician in 2024
5,895 Medicare Part D claims for 435 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 173 claims were for opioids.
Most prescribed
- Atorvastatin Calcium421 claims
- Lisinopril246 claims
- Levothyroxine Sodium231 claims
- Metoprolol Succinate227 claims
- Amlodipine Besylate205 claims
- Losartan Potassium192 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
- Gundersen Clinic LtdLa Crosse, WI
- 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).
Tiffany Jean Marinier among 2,078 internal medicine physician records in Wisconsin
Tiffany Jean Marinier, D.O. is one of 2,078 internal medicine physician records with a practice address in Wisconsin. 70% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 54% of them.
- NPI issued2007 · 54% of these records are older, 40% newer
- In a Medicare fileYes · 70% of these records are
- In the CMS Doctors and Clinicians fileYes · 53% of these records are
- Graduated2004 · median 2002 among the 1,098 with a school on file
- Record last updated2014 · 55% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
13 internal medicine physician records list a practice address in Onalaska
They are 13 of the 568 NPPES records with a practice address in Onalaska, and 2,078 internal medicine physician records in Wisconsin.
All 2,078 in Wisconsin → Every provider in Onalaska → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Jeffrey Addison, D.O.Onalaska, WI 546501295268571
- Steven Bowman, DOOnalaska, WI 546501851374284
- Gerlyn Brasic, MDOnalaska, WI 546501033104427
- John Herath, MDOnalaska, WI 546501740286913
- Teresa King, MDOnalaska, WI 546501619932639
- Amit Kulkarni, MDOnalaska, WI 546501710939996
- Kathryn Lynn, DOOnalaska, WI 546501922102037
- James Munn, MDOnalaska, WI 546501417959735
Common questions
What is Tiffany Jean Marinier, D.O.'s NPI number?
Tiffany Jean Marinier, D.O.'s National Provider Identifier (NPI) is 1144343161, issued on Apr 6, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Tiffany Jean Marinier, D.O. located?
The NPPES record lists a practice address at 3111 Gundersen Dr, Onalaska, WI, 54650. Phone: (608) 775-8630. Providers update this record themselves, so call before visiting.
How can I verify Tiffany Jean Marinier, D.O.'s license?
NPPES lists Wisconsin license number 60962, 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 Tiffany Jean Marinier, D.O. prescribe under Medicare Part D?
In 2024, Tiffany Jean Marinier, D.O. had 5,895 Medicare Part D claims for 435 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.