NPPES file of Aug 9, 2026

Karisa Lee Hajek, M.D.

Internal Medicine Physician · Omaha, NE

Karisa Lee Hajek, M.D. is an internal medicine physician with a practice address in Omaha, Nebraska, and NPI 1013322866, issued on Jun 30, 2014. Check the license (Nebraska 30612, as entered in NPPES) on the Nebraska Board of Medicine and Surgery; 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
1013322866
Name
Karisa Lee Hajek
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License numbers
30612 NE
7301 NE
Self-reported in NPPES; status is on the state search
Practice location
139 S 40TH St, Omaha, NE 68131
Phone
(402) 595-3939
Enumerated
Jun 30, 2014
Record last updated
Aug 21, 2018 (not updated in 8 years: call before relying on the address or phone)
Fax
(402) 595-3898
Medicare enrollment
Enrolled (PECOS I20180614000185); accepts Medicare assignment
Medical or professional school
University Of Nebraska College Of Medicine, 2014
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.
Download card Updates feed

Also registered at 139 S 40TH St

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

  1. Tara Callison, PAPhysician Assistant1639577547
  2. Lorinda Covell, M.D.Internal Medicine Physician1568802155
  3. Jonathon Demuth, M.D.Internal Medicine Physician1497160006
  4. Kimberly Dierks, P.A.-CPhysician Assistant1750374666
  5. Steven Ebers, M.D.Internal Medicine Physician1528411584
  6. Genene Eriksen, APRNNurse Practitioner1740346568

Verify Karisa Lee Hajek in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNebraska Board of Medicine and Surgery
    Search for license 30612    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 Nebraska 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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

100% fewer Medicare Part D claims than the average internal medicine physician in 2024

14 Medicare Part D claims, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.

  1. Karisa Hajek14
  2. Specialty average3,176

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. Unmc PhysiciansOmaha, NE

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

591 internal medicine physician records list a practice address in Omaha

They are 591 of the 33,911 NPPES records with a practice address in Omaha, and 813 internal medicine physician records in Nebraska.

All 591 in Omaha → All 813 in Nebraska → Every provider in Omaha →

Other internal medicine physician records in Nebraska

  1. Ali Bin Abdul Jabbar, MBBSOmaha, NE1255018891
  2. Naimat Ullah Abdul Rahim, MBBSOmaha, NE1013698216
  3. Ahmed AbouelkhairOmaha, NE1275364515
  4. Nawras Abuhamidah, MBBCHOmaha, NE1598140006
  5. Sawsan Abulaimoun, MDOmaha, NE1467977231
  6. J Adams, MDFremont, NE1487629937
  7. Bibek Adhikari, MDNorfolk, NE1629706593
  8. Akshay Agrawal, MDGrand Island, NE1871164848
  9. Mohamed Ahmed, MBBCHOmaha, NE1326488230
  10. Shahnoor AhmedOmaha, NE1053202465

Common questions

What is Karisa Lee Hajek, M.D.'s NPI number?

Karisa Lee Hajek, M.D.'s National Provider Identifier (NPI) is 1013322866, issued on Jun 30, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Karisa Lee Hajek, M.D. located?

The NPPES record lists a practice address at 139 S 40TH St, Omaha, NE, 68131. Phone: (402) 595-3939. Providers update this record themselves, so call before visiting.

How can I verify Karisa Lee Hajek, M.D.'s license?

NPPES lists Nebraska license number 30612, as entered by the provider. Search the Nebraska Board of Medicine and Surgery at https://www.nebraska.gov/LISSearch/search.cgi. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Karisa Lee Hajek, M.D. prescribe under Medicare Part D?

In 2024, Karisa Lee Hajek, M.D. had 14 Medicare Part D claims; 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.