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

Dr. Karisa Lee Hajek, MD

Individual provider Internal Medicine Physician · NPI 1013322866

Dr. Karisa Lee Hajek, MD is an Internal Medicine in Omaha, Nebraska. Graduated from University of Nebraska College of Medicine in 2014, 12 years ago. Practices with Unmc Physicians, a 1,484-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Nebraska.

Years since qualifying
12
Trained at
University of Nebraska College of Medicine
Licensed in
NE
In the registry since
2014
Specialties on file
3
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

139 S 40th St
Omaha, NE 68131
Phone: (402) 595-3939
Fax: (402) 595-3898
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 3615 Clifton Ct, Omaha, NE 68134-4401 — (402) 720-2967

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 30612 (NE)
Internal Medicine Physician Taxonomy 207R00000X · Licence 7301 (NE)
Pediatrics Physician Taxonomy 208000000X · Licence 7301 (NE)

Record details

NPI number1013322866
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 30, 2014
Last updated in NPPESAugust 21, 2018

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolUNIVERSITY OF NEBRASKA COLLEGE OF MEDICINE
Graduated 2014 (12 years in practice)
Group practice Unmc Physicians — 1484 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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