NPPES file of Aug 9, 2026

Tamara S. Hagen, MD

Cardiovascular Disease Physician · Madison, WI

Tamara S. Hagen, MD is a cardiovascular disease physician with a practice address in Madison, Wisconsin, and NPI 1861469470, issued on Mar 2, 2006. Check the license (Wisconsin 26094, 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
1861469470
Name
Tamara S. Hagen
Credential
MD
Primary taxonomy
Cardiovascular Disease Physician 207RC0000X
License number
26094 WI
Self-reported in NPPES; status is on the state search
Practice location
811 Potawatomi Dr, Madison, WI 53718
Phone
(608) 216-0301
Enumerated
Mar 2, 2006
Record last updated
Feb 19, 2019 (not updated in 7 years: call before relying on the address or phone)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Verify Tamara S. Hagen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWisconsin Medical Examining Board
    Search for license 26094
    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

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100% fewer Medicare Part D claims than the average cardiovascular disease physician in 2024

14 Medicare Part D claims, against an average of 3,078 among the 20,728 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Tamara Hagen14
  2. Specialty average3,078

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.

Cardiovascular Disease Physician providers in Wisconsin

There are 449 cardiovascular disease physician records in Wisconsin.

Other cardiovascular disease physician records in Wisconsin

  1. Katherine Abbo, MD FACCKenosha, WI1962488965
  2. Mateen Abidi, M.DLa Crosse, WI1730333980
  3. Michael Accavitti, M.D.Madison, WI1679952642
  4. Alexei Agapitov, M.D.Madison, WI1841201514
  5. Subhashish Agarwal, MDBrookfield, WI1134173875
  6. Arif Ahmad, MDMonroe, WI1881615516
  7. Maqsood Ahmad, M.DMilwaukee, WI1639143548
  8. Abdulmohsin Ahmadjee, M.DAppleton, WI1225370802
  9. Imdad Ahmed, MDJanesville, WI1053536219
  10. Raju Ailiani, MDLa Crosse, WI1831192194

Common questions

What is Tamara S. Hagen, MD's NPI number?

Tamara S. Hagen, MD's National Provider Identifier (NPI) is 1861469470, issued on Mar 2, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Tamara S. Hagen, MD located?

The NPPES record lists a practice address at 811 Potawatomi Dr, Madison, WI, 53718. Phone: (608) 216-0301. Providers update this record themselves, so call before visiting.

How can I verify Tamara S. Hagen, MD's license?

NPPES lists Wisconsin license number 26094, 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 Tamara S. Hagen, MD prescribe under Medicare Part D?

In 2024, Tamara S. Hagen, MD had 14 Medicare Part D claims; the average among cardiovascular disease physician prescribers was 3,078. 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.