NPPES file of Aug 9, 2026

Teresa Ann Studer, MD

Family Medicine Physician · Sparta, WI

Teresa Ann Studer, MD is a family medicine physician with a practice address in Sparta, Wisconsin, and NPI 1366949026, issued on Apr 10, 2018. Check the license (Wisconsin 72017, 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
1366949026
Name
Teresa Ann Studer
Credential
MD
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
72017 WI
Self-reported in NPPES; status is on the state search
Practice location
310 W Main St, Sparta, WI 54656
Phone
(608) 269-1770
Enumerated
Apr 10, 2018
Record last updated
Feb 21, 2025
Fax
(608) 392-4168
Medicare enrollment
Enrolled (PECOS I20250509000626); accepts Medicare assignment
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 310 W Main St

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

  1. Magan Bagniefski, OTROccupational Therapist1588648281
  2. Katarzyna Baluta, P.T.Physical Therapist1902104102
  3. Rob Bean, PTPhysical Therapist1972673267
  4. Cassidy Bishop, PT, DPTPhysical Therapist1952134603
  5. Barbara Blank, OTROccupational Therapist1437134889
  6. Ariel Ferdock, PHARMDPharmacist1003398488

Verify Teresa Ann Studer in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWisconsin Medical Examining Board
    Search for license 72017
    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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71% more Medicare Part D claims than the average family medicine physician in 2024

6,074 Medicare Part D claims for 365 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 206 claims were for opioids.

  1. Teresa Studer6,074
  2. Specialty average3,544

Most prescribed

  1. Amlodipine Besylate270 claims
  2. Atorvastatin Calcium269 claims
  3. Gabapentin212 claims
  4. Lisinopril179 claims
  5. Metoprolol Succinate172 claims
  6. Omeprazole171 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.

One hospital affiliation

  1. Spencer Municipal HospitalSpencer, IA · Acute Care Hospitals4 of 5 stars

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Teresa Ann Studer among 3,765 family medicine physician records in Wisconsin

Teresa Ann Studer, 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 2018, is newer than 84% of them.

  • NPI issued2018 · 84% of these records are older, 14% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileYes · 62% of these records are
  • Graduated2018 · median 2007 among the 2,347 with a school on file
  • Record last updated2025 · 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).

16 family medicine physician records list a practice address in Sparta

They are 16 of the 178 NPPES records with a practice address in Sparta, and 3,765 family medicine physician records in Wisconsin.

The 8 family medicine physician records with the nearest ZIP codes

  1. Zachary April, DOSparta, WI 546561114423845
  2. Christina Deboer-Collins, DOSparta, WI 546561083145148
  3. Daniel Landdeck, MDSparta, WI 546561760451165
  4. Joseph Lehner, DOSparta, WI 546561700876240
  5. Michael Pace, MDSparta, WI 546561295730240
  6. Patricia Raftery, DOSparta, WI 546561063402568
  7. Jessica Sosso, MDSparta, WI 546561205042199
  8. Jill Stebbins, MDSparta, WI 546561780688564

Common questions

What is Teresa Ann Studer, MD's NPI number?

Teresa Ann Studer, MD's National Provider Identifier (NPI) is 1366949026, issued on Apr 10, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Teresa Ann Studer, MD located?

The NPPES record lists a practice address at 310 W Main St, Sparta, WI, 54656. Phone: (608) 269-1770. Providers update this record themselves, so call before visiting.

How can I verify Teresa Ann Studer, MD's license?

NPPES lists Wisconsin license number 72017, 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 Teresa Ann Studer, MD prescribe under Medicare Part D?

In 2024, Teresa Ann Studer, MD had 6,074 Medicare Part D claims for 365 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.