NPPES file of Aug 9, 2026

Ann M. Tomashek, NP

Nurse Practitioner · Madison, WI

Ann M. Tomashek, NP is a nurse practitioner with a practice address in Madison, Wisconsin, and NPI 1629121892, issued on Jan 19, 2007. Check the license (Wisconsin 80365, as entered in NPPES) with the Wisconsin board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1629121892
Name
Ann M. Tomashek
Credential
NP
Primary taxonomy
Nurse Practitioner 363L00000X
License numbers
80365 WI
2255 WI
Self-reported in NPPES; status is on the state search
Practice location
202 S Park St, Madison, WI 53715
Phone
(608) 417-5950
Enumerated
Jan 19, 2007
Record last updated
Nov 4, 2009 (not updated in 17 years: call before relying on the address or phone)
Fax
(608) 417-5969
Medicare enrollment
Enrolled (PECOS I20070221000125); 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 202 S Park St

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

  1. Jacquelyn Adams, M.D.Maternal & Fetal Medicine Physician1811330376
  2. Lynsi Albright, PTAPhysical Therapy Assistant1225380645
  3. Ibrahim Ali, MDInternal Medicine Physician1588292023
  4. William Alward, MDPulmonary Disease Physician1609880939
  5. Iliya Amaza, M.D.Pulmonary Disease Physician1205242732
  6. Jose Anaya, M.D.Internal Medicine Physician1679717680

Verify Ann M. Tomashek in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Wisconsin board licenses this profession
    Search for license 80365
    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
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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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99% fewer Medicare Part D claims than the average nurse practitioner in 2024

12 Medicare Part D claims, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D.

  1. Ann Tomashek12
  2. Specialty average1,109

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.

The practice group's MIPS final score for 2023 (Medicare payment program): 77.4 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score81.8
  2. Costout of 100 · 30%62.1
  3. Promoting interoperabilityout of 100 · 25%77.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. University OF Wisconsin Medical Foundation IncMadison, WI

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

Ann M. Tomashek among 3,995 nurse practitioner records in Wisconsin

Ann M. Tomashek, NP is one of 3,995 nurse practitioner records with a practice address in Wisconsin. 77% 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 18% of them.

  • NPI issued2007 · 18% of these records are older, 77% newer
  • In a Medicare fileYes · 77% of these records are
  • In the CMS Doctors and Clinicians fileYes · 68% of these records are
  • Graduated1997 · median 2017 among the 2,701 with a school on file
  • Record last updated2009 · 41% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

516 nurse practitioner records list a practice address in Madison

They are 516 of the 15,014 NPPES records with a practice address in Madison, and 3,995 nurse practitioner records in Wisconsin.

The 8 nurse practitioner records with the nearest ZIP codes

  1. Heidi Allen-Bregman, APNPMadison, WI 537151255380424
  2. Mary Bina-Frymark, NPMadison, WI 537151134197015
  3. Kathy Castille- Aliffi, APNPMadison, WI 537151962470757
  4. April Eddy, APNPMadison, WI 537151376588087
  5. Corinne Engen, APNPMadison, WI 537151235102989
  6. Richelle Fields, APNPMadison, WI 537151255304283
  7. Norah Grady-Letendre, NPMadison, WI 537151760599658
  8. Paul Hauri, NPMadison, WI 537151689641201

Common questions

What is Ann M. Tomashek, NP's NPI number?

Ann M. Tomashek, NP's National Provider Identifier (NPI) is 1629121892, issued on Jan 19, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Ann M. Tomashek, NP located?

The NPPES record lists a practice address at 202 S Park St, Madison, WI, 53715. Phone: (608) 417-5950. Providers update this record themselves, so call before visiting.

How can I verify Ann M. Tomashek, NP's license?

NPPES lists Wisconsin license number 80365, as entered by the provider. Search the Wisconsin board that licenses this profession; the NPPES record confirms identity only.

How much does Ann M. Tomashek, NP prescribe under Medicare Part D?

In 2024, Ann M. Tomashek, NP had 12 Medicare Part D claims; the average among nurse practitioner prescribers was 1,109. Part D covers Medicare prescriptions only.

What is Ann M. Tomashek, NP's MIPS final score?

The 2023 MIPS final score is 77.4 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.