NPPES file of Aug 9, 2026

Amy L. Fothergill, M.D.

Internal Medicine Physician · Madison, WI

Amy L. Fothergill, M.D. is an internal medicine physician with a practice address in Madison, Wisconsin, and NPI 1063646370, issued on May 14, 2009. Check the license (Wisconsin 55468-20, 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
1063646370
Name
Amy L. Fothergill
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
55468-20 WI
Self-reported in NPPES; status is on the state search
Practice location
4410 Regent St, Madison, WI 53705
Phone
(608) 233-9746
Enumerated
May 14, 2009
Record last updated
Jan 28, 2014 (not updated in 12 years: call before relying on the address or phone)
Medicaid ID
1063646370 WI
Medicare enrollment
Enrolled (PECOS I20131024000378); accepts Medicare assignment
Medical or professional school
Mayo Medical School, 2009
Telehealth
Offers telehealth (CMS)
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 4410 Regent St

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

  1. Thomas Ansfield, M.D.Internal Medicine Physician1700848538
  2. Casey Birschbach, MDInternal Medicine Physician1366005928
  3. Amy Buencamino, M.D.Pediatrics Physician1619939493
  4. Puneet Dhillon, M.D.Internal Medicine Physician1073855474
  5. Nicole Ertl, M.D.Pediatrics Physician1457664385
  6. John Ewalt, M.D.Internal Medicine Physician1518923283

Verify Amy L. Fothergill in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWisconsin Medical Examining Board
    Search for license 55468-20
    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

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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23% more Medicare Part D claims than the average internal medicine physician in 2024

3,916 Medicare Part D claims for 368 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. 118 claims were for opioids.

  1. Amy Fothergill3,916
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium276 claims
  2. Levothyroxine Sodium173 claims
  3. Losartan Potassium151 claims
  4. Omeprazole123 claims
  5. Lisinopril119 claims
  6. Eliquis91 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 one group practice

  1. Associated Physicians, LLPMadison, WI

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

Amy L. Fothergill among 2,078 internal medicine physician records in Wisconsin

Amy L. Fothergill, M.D. 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 fileYes · 53% of these records are
  • Graduated2009 · 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).

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. Joan Addington-White, MDMadison, WI 537051730142670
  2. Thomas Ansfield, M.D.Madison, WI 537051700848538
  3. Richard Dewitt, MDMadison, WI 537051386611010
  4. John Ewalt, M.D.Madison, WI 537051518923283
  5. Mary Feider, M.D.Madison, WI 537051376591537
  6. Michael Goldrosen, M.D.Madison, WI 537051952363541
  7. K Hla, MDMadison, WI 537051720054745
  8. Thomas Hyzer, M.D.Madison, WI 537051174586499

Common questions

What is Amy L. Fothergill, M.D.'s NPI number?

Amy L. Fothergill, M.D.'s National Provider Identifier (NPI) is 1063646370, issued on May 14, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Amy L. Fothergill, M.D. located?

The NPPES record lists a practice address at 4410 Regent St, Madison, WI, 53705. Phone: (608) 233-9746. Providers update this record themselves, so call before visiting.

How can I verify Amy L. Fothergill, M.D.'s license?

NPPES lists Wisconsin license number 55468-20, 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 Amy L. Fothergill, M.D. prescribe under Medicare Part D?

In 2024, Amy L. Fothergill, M.D. had 3,916 Medicare Part D claims for 368 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.