NPPES file of Aug 9, 2026

Joanna Catherina Zurko

Internal Medicine Physician · Milwaukee, WI

Joanna Catherina Zurko is an internal medicine physician with a practice address in Milwaukee, Wisconsin, and NPI 1821485756, issued on Apr 17, 2015. Check the license (Wisconsin 70569-20, 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
1821485756
Name
Joanna Catherina Zurko
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
70569-20 WI
Self-reported in NPPES; status is on the state search
Practice location
9200 W Wisconsin Ave, Milwaukee, WI 53226
Phone
(414) 805-3000
Enumerated
Apr 17, 2015
Record last updated
Aug 2, 2019 (not updated in 7 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20220519001048); accepts Medicare assignment
Medical or professional school
University Of Wisconsin School Of Medicine, 2015
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 Joanna Catherina Zurko in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWisconsin Medical Examining Board
    Search for license 70569-20
    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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62% fewer Medicare Part D claims than the average internal medicine physician in 2024

1,200 Medicare Part D claims for 268 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 45 claims were for opioids.

  1. Joanna Zurko1,200
  2. Specialty average3,176

Most prescribed

  1. Anastrozole333 claims
  2. Prednisone50 claims
  3. Dexamethasone43 claims
  4. Ondansetron Hcl43 claims
  5. Revlimid41 claims
  6. Hydroxyurea38 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. Dean Health Systems IncBaraboo, WI

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

Joanna Catherina Zurko among 2,078 internal medicine physician records in Wisconsin

Joanna Catherina Zurko 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 2015, is newer than 73% of them.

  • NPI issued2015 · 73% of these records are older, 25% newer
  • In a Medicare fileYes · 70% of these records are
  • In the CMS Doctors and Clinicians fileYes · 53% of these records are
  • Graduated2015 · median 2002 among the 1,098 with a school on file
  • Record last updated2019 · 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).

382 internal medicine physician records list a practice address in Milwaukee

They are 382 of the 18,389 NPPES records with a practice address in Milwaukee, and 2,078 internal medicine physician records in Wisconsin.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Gary Barnas, MDMilwaukee, WI 532261902857329
  2. Karen Fickel, MDMilwaukee, WI 532261336190255
  3. Kathlyn Fletcher, MDMilwaukee, WI 532261306897236
  4. Sandra Green, MDMilwaukee, WI 532261871544692
  5. Tiffany Hubbard, MDWauwatosa, WI 532261518918093
  6. Samuel Idarraga, M.D.Wauwatosa, WI 532261700850070
  7. Jasna Jevtic, MDMilwaukee, WI 532261386695823
  8. Jack Kaufman, MDMilwaukee, WI 532261740231299

Common questions

What is Joanna Catherina Zurko's NPI number?

Joanna Catherina Zurko's National Provider Identifier (NPI) is 1821485756, issued on Apr 17, 2015. An NPI identifies a provider in billing; it is not a license.

Where is Joanna Catherina Zurko located?

The NPPES record lists a practice address at 9200 W Wisconsin Ave, Milwaukee, WI, 53226. Phone: (414) 805-3000. Providers update this record themselves, so call before visiting.

How can I verify Joanna Catherina Zurko's license?

NPPES lists Wisconsin license number 70569-20, 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 Joanna Catherina Zurko prescribe under Medicare Part D?

In 2024, Joanna Catherina Zurko had 1,200 Medicare Part D claims for 268 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.