NPPES file of Aug 9, 2026

Ilan D. Kolkowitz, MD

Emergency Medicine Physician · Madison, WI

Ilan D. Kolkowitz, MD is an emergency medicine physician with a practice address in Madison, Wisconsin, and NPI 1245760818, issued on Jun 15, 2017. Check the license (Wisconsin 71357-20, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1245760818
Name
Ilan D. Kolkowitz
Credential
MD
Primary taxonomy
Emergency Medicine Physician 207P00000X
License numbers
71357-20 WI
125.070938 IL
Self-reported in NPPES; status is on the state search
Practice location
214 S Randall Ave, Madison, WI 53715
Phone
(650) 906-8289
Enumerated
Jun 15, 2017
Record last updated
Jul 6, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20230731002103); accepts Medicare assignment
Medical or professional school
University Of California, San Diego School Of Medicine, 2017
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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Verify Ilan D. Kolkowitz in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWisconsin Medical Examining Board
    Search for license 71357-20
    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

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37% more Medicare Part D claims than the average emergency medicine physician in 2024

309 Medicare Part D claims for 200 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. 45 claims were for opioids.

  1. Ilan Kolkowitz309
  2. Specialty average226

Most prescribed

  1. Cefdinir39 claims
  2. Oxycodone Hcl22 claims
  3. Ondansetron Odt19 claims
  4. Prednisone18 claims
  5. Gabapentin14 claims
  6. Morphine Sulfate14 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.

The practice group's MIPS final score for 2023 (Medicare payment program): 94.7 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score87.9
  2. Costnot scored (reweighted)
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. Emergency Medicine Associates PCVancouver, WA

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

Ilan D. Kolkowitz among 1,464 emergency medicine physician records in Wisconsin

Ilan D. Kolkowitz, MD is one of 1,464 emergency medicine physician records with a practice address in Wisconsin. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 78% of them.

  • NPI issued2017 · 78% of these records are older, 19% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 58% of these records are
  • Graduated2017 · median 2011 among the 844 with a school on file
  • Record last updated2021 · 50% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

241 emergency medicine physician records list a practice address in Madison

They are 241 of the 15,014 NPPES records with a practice address in Madison, and 1,464 emergency medicine physician records in Wisconsin.

The 8 emergency medicine physician records with the nearest ZIP codes

  1. Stacey Bean, M.D.Madison, WI 537151942282587
  2. Thomas Ferrella, MDMadison, WI 537151366413015
  3. Sara Gerlach, M.D.Madison, WI 537151669454112
  4. Adam Hanson, MDMadison, WI 537151457331647
  5. Paul Hick, MDMadison, WI 537151790765998
  6. Michael Holt, M.D.Madison, WI 537151720060270
  7. Steven Indra, DOMadison, WI 537151922096692
  8. Steven Jacobson, M.D.Madison, WI 537151568444065

Common questions

What is Ilan D. Kolkowitz, MD's NPI number?

Ilan D. Kolkowitz, MD's National Provider Identifier (NPI) is 1245760818, issued on Jun 15, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Ilan D. Kolkowitz, MD located?

The NPPES record lists a practice address at 214 S Randall Ave, Madison, WI, 53715. Phone: (650) 906-8289. Providers update this record themselves, so call before visiting.

How can I verify Ilan D. Kolkowitz, MD's license?

NPPES lists Wisconsin license number 71357-20, 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 Ilan D. Kolkowitz, MD prescribe under Medicare Part D?

In 2024, Ilan D. Kolkowitz, MD had 309 Medicare Part D claims for 200 beneficiaries; the average among emergency medicine physician prescribers was 226. Part D covers Medicare prescriptions only.

What is Ilan D. Kolkowitz, MD's MIPS final score?

The 2023 MIPS final score is 94.7 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.