Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Kathleen Lynn Lak, MD

Individual provider Surgery Physician · NPI 1578852620

Kathleen Lynn Lak, MD is a General Surgery in Milwaukee, Wisconsin. Graduated from Medical College of Wisconsin in 2011, 15 years ago. Practices with Froedtert Andthe Medical College of Wisconsin Community Physicians Inc, a 1,255-clinician group and accepts Medicare assignment. Licensed in Wisconsin.

Years since qualifying
15
Trained at
Medical College of Wisconsin
Licensed in
WI
In the registry since
2011
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

9200 W Wisconsin Ave Dept OF Surgery
Milwaukee, WI 53226-3522
Phone: (414) 805-5700
Fax: (414) 454-0152
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Surgery Physician (primary) Taxonomy 208600000X · Licence 59950 (WI)

Record details

NPI number1578852620
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 29, 2011
Last updated in NPPESSeptember 13, 2017

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyGENERAL SURGERY
Medical schoolMEDICAL COLLEGE OF WISCONSIN
Graduated 2011 (15 years in practice)
Group practice Froedtert Andthe Medical College Of Wisconsin Community Physicians Inc — 1255 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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