NPPES file of Aug 9, 2026

Elizabeth Erin Cook

Dermatology Physician · Slinger, WI

Elizabeth Erin Cook is a dermatology physician with a practice address in Slinger, Wisconsin, and NPI 1922637438, issued on Apr 6, 2020. Check the license (Wisconsin 77681-20, 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
1922637438
Name
Elizabeth Erin Cook
Primary taxonomy
Dermatology Physician 207N00000X
License number
77681-20 WI
Self-reported in NPPES; status is on the state search
Practice location
1061 E Commerce Blvd, Slinger, WI 53086
Phone
(262) 644-2900
Enumerated
Apr 6, 2020
Record last updated
Nov 6, 2024
Medicaid ID
100218331 WI
Medicare enrollment
Enrolled (PECOS I20240923002738); accepts Medicare assignment
Medical or professional school
Texas Tech University Health Science Center School Of Medicine, 2016
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 1061 E Commerce Blvd

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

  1. Fatima AzizObstetrics & Gynecology Physician1154736874
  2. Stacey Brandt, NPNurse Practitioner1902372444
  3. Deann Campbell, PAPhysician Assistant1477502920
  4. Edmund Fernandez, MDFamily Medicine Physician1669587739
  5. Melissa Folstad, MDFamily Medicine Physician1619505963
  6. Lisa McCoach, PHARMDPharmacist1316577257

Verify Elizabeth Erin Cook in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWisconsin Medical Examining Board
    Search for license 77681-20
    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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92% fewer Medicare Part D claims than the average dermatology physician in 2024

60 Medicare Part D claims for 38 beneficiaries, against an average of 797 among the 12,802 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Elizabeth Cook60
  2. Specialty average797

Most prescribed

  1. Ketoconazole15 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. Aurora Advanced Healthcare, Inc.Slinger, WI

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

Elizabeth Erin Cook among 325 dermatology physician records in Wisconsin

Elizabeth Erin Cook is one of 325 dermatology physician records with a practice address in Wisconsin. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 89% of them.

  • NPI issued2020 · 89% of these records are older, 8% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 70% of these records are
  • Graduated2016 · median 2009 among the 228 with a school on file
  • Record last updated2024 · 43% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207N00000X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

2 dermatology physician records list a practice address in Slinger

They are 2 of the 70 NPPES records with a practice address in Slinger, and 325 dermatology physician records in Wisconsin.

The 8 dermatology physician records with the nearest ZIP codes

  1. Gary Rosenmeier, M.D.Slinger, WI 530861467534297
  2. Kevin Ciriacks, M.D.Sussex, WI 530891740675099
  3. Susan Keiler, M.D.Sheboygan, WI 530811063602811
  4. Suzanne McGoey, MDSheboygan, WI 530811861756538
  5. Kevin Myers, MDSheboygan, WI 530811063486397
  6. Daniel Opel, M.D.Sheboygan, WI 530811316357874
  7. Robert Rothbaum, M.D.Sheboygan, WI 530811679921381
  8. Aloys Tauscheck, M.D.,J.D.Sheboygan, WI 530811497769855

Common questions

What is Elizabeth Erin Cook's NPI number?

Elizabeth Erin Cook's National Provider Identifier (NPI) is 1922637438, issued on Apr 6, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Elizabeth Erin Cook located?

The NPPES record lists a practice address at 1061 E Commerce Blvd, Slinger, WI, 53086. Phone: (262) 644-2900. Providers update this record themselves, so call before visiting.

How can I verify Elizabeth Erin Cook's license?

NPPES lists Wisconsin license number 77681-20, 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 Elizabeth Erin Cook prescribe under Medicare Part D?

In 2024, Elizabeth Erin Cook had 60 Medicare Part D claims for 38 beneficiaries; the average among dermatology physician prescribers was 797. 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.