Registry data as of Aug 27, 2026

Alison Wittchow

Family Medicine Physician · Mukwonago, WI

Alison Wittchow is a family medicine physician with a practice address in Mukwonago, Wisconsin, and NPI 1215354378, issued on Mar 26, 2014. Check the license (Wisconsin 64781, as entered in NPPES) on the Wisconsin Medical Examining Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1215354378
Name
Alison Wittchow
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
64781 WI
Self-reported in NPPES; status is on the state search
Practice location
240 Maple Ave, Mukwonago, WI 53149
Phone
(262) 928-1900
Enumerated
Mar 26, 2014
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 240 Maple Ave

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

  1. Muhammad Ahmad, M.D.Family Medicine Physician1164731923
  2. Laura Brandt, PTPhysical Therapist1528820701
  3. Crysta Clark, DPTPhysical Therapist1992315287
  4. Kirsten Collins, NPFamily Nurse Practitioner1417501065
  5. Kathryn Craig, OTROccupational Therapist1447832324
  6. Nicole Fischer, APNPFamily Nurse Practitioner1386207843

Verify Alison Wittchow in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWisconsin Medical Examining Board
    Search for license 64781
    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.

63% more Medicare Part D claims than the average family medicine physician in 2024

5,787 Medicare Part D claims for 585 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 149 claims were for opioids.

  1. Alison Wittchow5,787
  2. Specialty average3,544

Most prescribed

  1. Losartan Potassium308 claims
  2. Atorvastatin Calcium303 claims
  3. Levothyroxine Sodium291 claims
  4. Rosuvastatin Calcium252 claims
  5. Lisinopril225 claims
  6. Amlodipine Besylate209 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.

One hospital or facility affiliation

  1. Prohealth Medical Group IncMukwonago, WI

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

20 family medicine physician records list a Mukwonago practice address

They are 20 of the 198 NPPES records with a Mukwonago practice address, and 3,765 family medicine physician records in Wisconsin.

Other family medicine physician records in Wisconsin

  1. Ashraf AbbasAppleton, WI1558723775
  2. Ghudran Abdulal, MDNew Berlin, WI1083622666
  3. Yusuf Abdullah, DOSun Prairie, WI1437788478
  4. Vanessa Abejuela-Matt, D.O.Mount Pleasant, WI1558687749
  5. Emily Abeyta, MDWaukesha, WI1386905107
  6. Jeanette Abraham, MDWeston, WI1205895810
  7. Sarada Abraham, M.D.Oconomowoc, WI1962851972
  8. Kirsten Abramson, MDMadison, WI1417909979
  9. Alexandra Adams, MD PHDMadison, WI1184689291
  10. David AdamsMadison, WI1992986897

Common questions

What is Alison Wittchow's NPI number?

Alison Wittchow's National Provider Identifier (NPI) is 1215354378, issued on Mar 26, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Alison Wittchow located?

The NPPES record lists a practice address at 240 Maple Ave, Mukwonago, WI, 53149. Phone: (262) 928-1900. Providers update this record themselves, so call before visiting.

How can I verify Alison Wittchow's license?

NPPES lists Wisconsin license number 64781, 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 Alison Wittchow prescribe under Medicare Part D?

In 2024, Alison Wittchow had 5,787 Medicare Part D claims for 585 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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) 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 27, 2026.