NPPES file of Aug 9, 2026

Min K. Koo, MD

Anesthesiology Physician · Milwaukee, WI

Min K. Koo, MD is an anesthesiology physician with a practice address in Milwaukee, Wisconsin, and NPI 1538374566, issued on May 12, 2007. Check the license (Wisconsin 51019, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1538374566
Name
Min K. Koo
Credential
MD
Primary taxonomy
Anesthesiology Physician 207L00000X
License numbers
51019 WI
125051424 IL
Self-reported in NPPES; status is on the state search
Practice location
945 N 12TH St, Milwaukee, WI 53233
Phone
(414) 219-2000
Enumerated
May 12, 2007
Record last updated
Oct 26, 2023
Medicaid ID
100015384 WI
Medicare enrollment
Enrolled (PECOS I20110621000349); accepts Medicare assignment
Medical or professional school
University Of Texas Southwestern Medical School At Dallas, 2006
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 945 N 12TH St

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

  1. Ahmed Abdelmagid, M.D.Critical Care Medicine (Internal Medicine) Physician1144589383
  2. Mohammad Abdul AzeemNeurology Physician1295229797
  3. Ibrahim Abu-ArqoubPharmacist1033539390
  4. Stephanie Adamczyk, PAPhysician Assistant1063007441
  5. Shant Adamian, DOObstetrics & Gynecology Physician1952861668
  6. Ola AhmadStudent in an Organized Health Care Education/Training Program1629871645

Verify Min K. Koo in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWisconsin Medical Examining Board
    Search for license 51019
    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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Bills Medicare through one group practice

  1. Aurora Medical Group, Inc.Milwaukee, WI

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

Min K. Koo among 1,313 anesthesiology physician records in Wisconsin

Min K. Koo, MD is one of 1,313 anesthesiology physician records with a practice address in Wisconsin. 72% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 51% of them.

  • NPI issued2007 · 51% of these records are older, 43% newer
  • In a Medicare fileYes · 72% of these records are
  • In the CMS Doctors and Clinicians fileYes · 66% of these records are
  • Graduated2006 · median 2006 among the 872 with a school on file
  • Record last updated2023 · 54% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207L00000X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

387 anesthesiology physician records list a practice address in Milwaukee

They are 387 of the 18,389 NPPES records with a practice address in Milwaukee, and 1,313 anesthesiology physician records in Wisconsin.

The 8 anesthesiology physician records with the nearest ZIP codes

  1. Anatoliy Daskal, MDMilwaukee, WI 532331295782688
  2. Marc Eiseman, M.D.Milwaukee, WI 532331124091855
  3. Gregory Felsheim, MDMilwaukee, WI 532331427098474
  4. Timothy Gundlach, M.D.Milwaukee, WI 532331144200205
  5. Joseph Kim, MDMilwaukee, WI 532331396798062
  6. Robert Koebert, M.D.Milwaukee, WI 532331104890334
  7. Michael Muzi, MDMilwaukee, WI 532331487606232
  8. Niraj Nijhawan, MDMilwaukee, WI 532331255448619

Common questions

What is Min K. Koo, MD's NPI number?

Min K. Koo, MD's National Provider Identifier (NPI) is 1538374566, issued on May 12, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Min K. Koo, MD located?

The NPPES record lists a practice address at 945 N 12TH St, Milwaukee, WI, 53233. Phone: (414) 219-2000. Providers update this record themselves, so call before visiting.

How can I verify Min K. Koo, MD's license?

NPPES lists Wisconsin license number 51019, 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.

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.