NPPES file of Aug 9, 2026

Kristen Laura Kolberg

Surgical Oncology Physician · Milwaukee, WI

Kristen Laura Kolberg is a surgical oncology physician with a practice address in Milwaukee, Wisconsin, and NPI 1629606405, issued on Mar 29, 2020. Check the license (Wisconsin 85249-20, 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
1629606405
Name
Kristen Laura Kolberg
Primary taxonomy
Surgical Oncology Physician 2086X0206X
License numbers
85249-20 WI
ML61070565 WA
Self-reported in NPPES; status is on the state search
Practice location
2900 W Oklahoma Ave, Milwaukee, WI 53215
Phone
(414) 649-3240
Enumerated
Mar 29, 2020
Record last updated
Jul 28, 2025
Fax
(414) 649-3244
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 2900 W Oklahoma Ave

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

  1. Hamza Abdul Majeed, DOHospitalist Physician1881013282
  2. Vincent Abejuela, DOHospitalist Physician1356928543
  3. Islam Abo Al Nadie, MDHospitalist Physician1326618786
  4. Zaid Abood, MDHospitalist Physician1194254334
  5. Syed AbutalibHematology & Oncology Physician1114183290
  6. Kalid Adab, MDHematology & Oncology Physician1346473345

Verify Kristen Laura Kolberg in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWisconsin Medical Examining Board
    Search for license 85249-20
    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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13% fewer Medicare Part D claims than the average surgical oncology physician in 2024

76 Medicare Part D claims for 44 beneficiaries, against an average of 87 among the 1,237 providers of this specialty who prescribed in Part D. 32 claims were for opioids.

  1. Kristen Kolberg76
  2. Specialty average87

Most prescribed

  1. Oxycodone Hcl27 claims
  2. Ondansetron Odt20 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.

Industry payments in 2024: $215.27

2 payments; by number, the most common kind was food and beverage; the largest payer was Davol Inc. The 1,132 providers of this specialty with any payment received $4,224.74 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Kristen Kolberg$215.27
  2. Specialty average$4,224.74

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Kristen Laura Kolberg among 42 surgical oncology physician records in Wisconsin

Kristen Laura Kolberg is one of 42 surgical oncology physician records with a practice address in Wisconsin. 86% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 93% of them.

  • NPI issued2020 · 93% of these records are older, 0% newer
  • In a Medicare fileYes · 86% of these records are
  • In the CMS Doctors and Clinicians fileNo · 76% of these records are
  • Record last updated2025 · 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 2086X0206X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Surgical Oncology Physician providers in Wisconsin

There are 42 surgical oncology physician records in Wisconsin.

The 8 surgical oncology physician records with the nearest ZIP codes

  1. Geoffrey Bellini, MDMilwaukee, WI 532151639436629
  2. Aaron Chevinsky, M.D.Milwaukee, WI 532151598755316
  3. Wesley Papenfuss, MDMilwaukee, WI 532151518993369
  4. Areej Sami, MDMilwaukee, WI 532151720578008
  5. Joseph Weber, M.D.Milwaukee, WI 532151952538001
  6. Callisia Clarke, MDMilwaukee, WI 532261275752578
  7. Douglas Evans, M.D.Milwaukee, WI 532261295820116
  8. Thomas Gamblin, M.D.Milwaukee, WI 532261033182175

Common questions

What is Kristen Laura Kolberg's NPI number?

Kristen Laura Kolberg's National Provider Identifier (NPI) is 1629606405, issued on Mar 29, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Kristen Laura Kolberg located?

The NPPES record lists a practice address at 2900 W Oklahoma Ave, Milwaukee, WI, 53215. Phone: (414) 649-3240. Providers update this record themselves, so call before visiting.

How can I verify Kristen Laura Kolberg's license?

NPPES lists Wisconsin license number 85249-20, 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 Kristen Laura Kolberg prescribe under Medicare Part D?

In 2024, Kristen Laura Kolberg had 76 Medicare Part D claims for 44 beneficiaries; the average among surgical oncology physician prescribers was 87. 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.