NPPES file of Aug 9, 2026

Aimee C. Walsh

Internal Medicine Physician · Madison, WI

Aimee C. Walsh is an internal medicine physician with a practice address in Madison, Wisconsin, and NPI 1649400060, issued on Jul 20, 2009. Check the license (Wisconsin 55240-20, 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
1649400060
Name
Aimee C. Walsh
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
55240-20 WI
Self-reported in NPPES; status is on the state search
Practice location
1 Science CT, Madison, WI 53711
Phone
(608) 280-7059
Enumerated
Jul 20, 2009
Record last updated
Apr 10, 2013 (not updated in 13 years: call before relying on the address or phone)
Fax
(608) 284-6375
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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Also registered at 1 Science CT

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

  1. Natasia Adams, PH.D., MPHClinical Psychologist1114685963
  2. Ayesha Bashir, M.D., M.P.HInternal Medicine Physician1750541124
  3. Caitlin CallaghanSocial Worker1538542527
  4. Sarah Dorsey, MDInternal Medicine Physician1114000312
  5. Carlee EllsworthSocial Worker1841906724
  6. Taylor GriffinSocial Worker1801524590

Verify Aimee C. Walsh in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWisconsin Medical Examining Board
    Search for license 55240-20
    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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95% fewer Medicare Part D claims than the average internal medicine physician in 2024

155 Medicare Part D claims, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 40% of claims.

  1. Aimee Walsh155
  2. Specialty average3,176

Most prescribed

  1. Eliquis16 claims
  2. Levothyroxine Sodium16 claims
  3. Potassium Chloride16 claims
  4. Tamsulosin Hcl16 claims
  5. Amlodipine Besylate15 claims
  6. Myrbetriq15 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.

Aimee C. Walsh among 2,078 internal medicine physician records in Wisconsin

Aimee C. Walsh 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 2009, is newer than 63% of them.

  • NPI issued2009 · 63% of these records are older, 35% newer
  • In a Medicare fileYes · 70% of these records are
  • In the CMS Doctors and Clinicians fileNo · 53% of these records are
  • Record last updated2013 · 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).

417 internal medicine physician records list a practice address in Madison

They are 417 of the 15,014 NPPES records with a practice address in Madison, and 2,078 internal medicine physician records in Wisconsin.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Wendy Adams, MDFitchburg, WI 537111396991055
  2. Ayesha Bashir, M.D., M.P.HMadison, WI 537111750541124
  3. Sarah Dorsey, MDMadison, WI 537111114000312
  4. Norman Jensen, MD MSMadison, WI 537111619943651
  5. Patricia Kraemer, M.D.Fitchburg, WI 537111710953757
  6. Geralyn Palmer, MDMadison, WI 537111851966220
  7. Emilia Ruiz, M.D.Madison, WI 537111497048235
  8. Paul Shattuck, M.D.Madison, WI 537111902868300

Common questions

What is Aimee C. Walsh's NPI number?

Aimee C. Walsh's National Provider Identifier (NPI) is 1649400060, issued on Jul 20, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Aimee C. Walsh located?

The NPPES record lists a practice address at 1 Science CT, Madison, WI, 53711. Phone: (608) 280-7059. Providers update this record themselves, so call before visiting.

How can I verify Aimee C. Walsh's license?

NPPES lists Wisconsin license number 55240-20, 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 Aimee C. Walsh prescribe under Medicare Part D?

In 2024, Aimee C. Walsh had 155 Medicare Part D claims; 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.