NPPES file of Aug 9, 2026

Pediatric Allergy/Immunology Physician in Wisconsin

22 NPPES records list pediatric allergy/immunology physician with a practice address in Wisconsin, 0.4 per 100,000 residents, the 7th highest rate of 42. Madison and Milwaukee have the most; each record links to the provider's NPI and the Wisconsin license search.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 2080P0201X · method

Madison has the most, 11

Pediatric Allergy/Immunology Physician records in Wisconsin

  1. Marcus Cohen, MDMadison, WI 537151841269149
  2. Eli Eisenstein, M.D.Milwaukee, WI 532261770592545
  3. James Gern, MDMadison, WI 537921154399038
  4. Katherine Gonzaga, MDMonona, WI 537161629118211
  5. Christopher Healy, MDMadison, WI 537151891764841
  6. Daniel Jackson, M.D.Madison, WI 537921003823923
  7. Kevin Kelly, MDMilwaukee, WI 532261396703450
  8. Samantha KnoxLa Crosse, WI 546011659613263
  9. Robert Lemanske, MDMadison, WI 537051104893312
  10. Bradley Locke, D.O.Green Bay, WI 543131336300276
  11. Andrew Macginnitie, MD, PH.D.Milwaukee, WI 532261518931609
  12. Todd Mahr, MDLa Crosse, WI 546011659374411
  13. Sameer Mathur, MD PHDMadison, WI 537921063488138
  14. Barry Pelz, M.D.Milwaukee, WI 532261700103272
  15. Sima Ramratnam, M.D.Madison, WI 537921699004812
  16. Michael Ritter, MDMadison, WI 537171003885351
  17. John Routes, M.D.Milwaukee, WI 532261396792891
  18. Eric Schauberger, D.O., PH.D.La Crosse, WI 546011780959924
  19. Christine Seroogy, MDMadison, WI 537171053387704
  20. Anne Marie Singh, M.D.Madison, WI 537171780634840
  21. Kristen Volkman, MDKenosha, WI 531421013920297
  22. Jo Wilson, M.D.Madison, WI 537921548622715

Source: CMS NPPES, primary taxonomy 2080P0201X: records by practice city and the list of records, file of Aug 9, 2026.

Wisconsin ranks 7 of 42 per resident

  1. Massachusetts0.4
  2. Ohio0.4
  3. North Dakota0.4
  4. Wisconsin0.4
  5. Colorado0.4
  6. Maryland0.4
  7. 50 states and D.C.0.2

Source: CMS NPPES, primary taxonomy 2080P0201X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

54.5% of these records appear in a Medicare file, against 65.4% nationally

A Medicare file here is Part D prescribing (2024), a MIPS score (2023), an Open Payments record (2024) or Medicare group billing (CMS Doctors and Clinicians). A record outside them may still see patients: these files cover Medicare only.

  1. Wisconsin54.5%
  2. United States65.4%

Pediatric Allergy/Immunology Physician records in Wisconsin, measured

  • In a Medicare file12 of 22 · 54.5% here, 65.4% nationally
  • In the CMS Doctors and Clinicians file9 · 40.9% here, 36.5% nationally
  • Not updated in five years or more16 · 72.7% here, 55.9% nationally

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 2080P0201X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

22 NPPES records list pediatric allergy/immunology physician (2080P0201X) as their primary taxonomy with a practice address in Wisconsin: 0.4 per 100,000 residents against 0.2 nationally (50 states and D.C.). Madison has 11 of them (50%).

A record is a registration a provider made and keeps up to date: it shows neither that the provider is licensed nor that they still practice there. The state's own license search is the check.

States with a similar number

  1. Maryland22
  2. Colorado21
  3. Illinois24
  4. Virginia18

States with a similar rate per 100,000

  1. Pennsylvania0.3
  2. Ohio0.4
  3. Massachusetts0.4
  4. Missouri0.4

The largest states

  1. New York57
  2. California52
  3. Ohio50
  4. Pennsylvania43
  5. Florida40

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy; 2023 Census population estimates. A registry record 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.