NPPES file of Aug 9, 2026

Kathleen B. Sawasky, MD

Geriatric Medicine (Internal Medicine) Physician · Milwaukee, WI

Kathleen B. Sawasky, MD is a geriatric medicine (internal medicine) physician with a practice address in Milwaukee, Wisconsin, and NPI 1407809130, issued on May 17, 2006. Check the license (Wisconsin 35638, 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
1407809130
Name
Kathleen B. Sawasky
Credential
MD
Primary taxonomy
Geriatric Medicine (Internal Medicine) Physician 207RG0300X
License number
35638 WI
Self-reported in NPPES; status is on the state search
Practice location
9200 W Wisconsin Ave, Milwaukee, WI 53226
Phone
(414) 805-6850
Enumerated
May 17, 2006
Record last updated
Sep 11, 2023
Fax
(414) 805-6864
Medicaid ID
1407809130 WI
Medicare enrollment
Enrolled (PECOS I20081212000525); accepts Medicare assignment
Medical or professional school
Medical College Of Wisconsin, 1993
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 9200 W Wisconsin Ave

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

  1. Shameem Aadam, RPHPharmacist1760755680
  2. Abubaker Abdalla, MDHospitalist Physician1194187617
  3. Sameem Abedin, MDHematology & Oncology Physician1063641157
  4. Lolia Abibo, M.D.Hospitalist Physician1912359795
  5. Haisam Abid, MBBSHospitalist Physician1578083184
  6. Faith Abodunrin, MDHematology & Oncology Physician1437768769

Verify Kathleen B. Sawasky in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWisconsin Medical Examining Board
    Search for license 35638
    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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35% fewer Medicare Part D claims than the average geriatric medicine (internal medicine) physician in 2024

2,767 Medicare Part D claims for 285 beneficiaries, against an average of 4,246 among the 3,116 providers of this specialty who prescribed in Part D. 31 claims were for opioids.

  1. Kathleen Sawasky2,767
  2. Specialty average4,246

Most prescribed

  1. Atorvastatin Calcium170 claims
  2. Amlodipine Besylate128 claims
  3. Gabapentin113 claims
  4. Levothyroxine Sodium109 claims
  5. Pantoprazole Sodium107 claims
  6. Mirtazapine99 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 2 group practices

  1. Froedtert Andthe Medical College OF Wisconsin Community Physicians IncMenomonee Falls, WI
  2. The Medical College OF Wisconsin IncMilwaukee, WI

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

Geriatric Medicine (Internal Medicine) Physician providers in Wisconsin

There are 110 geriatric medicine (internal medicine) physician records in Wisconsin.

Other geriatric medicine (internal medicine) physician records in Wisconsin

  1. Aanuoluwa Abiola, M.DMarshfield, WI1598117574
  2. Omair Ahmed, MBBS, MDMilwaukee, WI1699417972
  3. Saima Akbar, M.DWest Allis, WI1407011497
  4. Sanjay Asthana, MDMadison, WI1932176526
  5. Zaw Aung, M.DMilwaukee, WI1518261510
  6. Eric Baeuerle, MD, PHDMilwaukee, WI1922748409
  7. Mary Bassing, M.D.La Crosse, WI1629395355
  8. Angela Beckert, M.D.Milwaukee, WI1831485333
  9. Shenikqua Bouges, MDMadison, WI1639597099
  10. Elizabeth BukowyMilwaukee, WI1063839397

Common questions

What is Kathleen B. Sawasky, MD's NPI number?

Kathleen B. Sawasky, MD's National Provider Identifier (NPI) is 1407809130, issued on May 17, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Kathleen B. Sawasky, MD located?

The NPPES record lists a practice address at 9200 W Wisconsin Ave, Milwaukee, WI, 53226. Phone: (414) 805-6850. Providers update this record themselves, so call before visiting.

How can I verify Kathleen B. Sawasky, MD's license?

NPPES lists Wisconsin license number 35638, 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 Kathleen B. Sawasky, MD prescribe under Medicare Part D?

In 2024, Kathleen B. Sawasky, MD had 2,767 Medicare Part D claims for 285 beneficiaries; the average among geriatric medicine (internal medicine) physician prescribers was 4,246. 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.