Summary

Dr. Jennifer Kassir treats type 2 diabetes mellitus, venous skin ulcers, and chronic kidney disease, and performs physical therapy and strength training in her internal medicine practice. She has been practicing for 27 years and is affiliated with Edward Hospital.

Board-certified in internal medicine by the American Board of Internal Medicine, Dr. Kassir earned her medical degree from Rush Medical College of Rush University and completed her residency in internal medicine at Stanford University Hospital. She sees patients in Lisle, Illinois. Patients on Vitals rate Dr. Kassir 4.56 out of 5.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 4.6
  • 27 years of experience
  • 19 insurance plans accepted
  • speaks English
  • Stanford Univ Hosp, Internal Medicine
  • 29 written reviews
  • 1 award
  • 1 specialty
  • 4 areas of expertise
  • 1 board certification
  • 1 hospital affiliation
  • 1 office location
  • Female

Patients’ Perspective

  • Gave an accurate diagnosis
  • Had a good bedside manner
  • Spent time with me

Awards

  • Vitals Preferred Provider

    • Vitals Preferred Provider Award
      • Preferred Provider badge recognizes providers that are committed to transparency, responsiveness and great service to patients, and have earned a high patient satisfaction rating.

  • Click for our Methodology

Office Location

Duly Health and Care

430 Warrenville RdLisle, IL 60532
Mon8:00 am - 7:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 7:00 pm
Sat9:00 am - 11:00 am
Sun10:00 am - 4:00 pm

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Jennifer L Kassir, MD
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Jennifer L Kassir, MDDr. Adewumi Bakare DMSc, PA-CDr. Sergio Rodriguez, MDDr. Augusto Guevara, MD
Internal MedicineInternal MedicineInternal MedicineInternal Medicine
Accepts New Patients Accepts New Patients
4.6 
0 
4 
0 
27 Years of Experience 38 Years of Experience
No Virtual Visit Option Virtual Visit Available No Virtual Visit Option No Virtual Visit Option
Speaks English Speaks English, Spanish, Yoruba, French, Russian, Arabic, Chinese, Chinese (Mandarin) Speaks English, Spanish Speaks English
Lisle , ILMesquite , TXChicago , ILOak Park , IL
Med School: Rush Med Coll of Rush University, Chicago Il Med School: University of Lynchburg - DMSc Med School: Rush Med Coll of Rush University, Chicago Il
Current Profile
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Insurance Plans Accepted by Jennifer L Kassir

  • Accepts Medicaid
  • Aetna
  • Blue Cross Blue Shield of Illinois
  • Cigna
  • Cigna - PPO
  • Humana
  • Medicaid - Medicaid
  • Medicaid - Medicaid (Managed)
  • Medicare
  • Medicare - Medicaid
  • Medicare - Medicare
  • Meridian Health Plan - Medicaid (Managed)
  • Meritain Health
  • North Shore LIJ CareConnect
  • North Shore LIJ CareConnect - IPA
  • Optum Health
  • Oscar Health Insurance
  • PreferredOne
  • UnitedHealthcare
  • UnitedHealthcare - HMO

Medical Specialties

Jennifer L Kassir has the following specialty

Specialty Expertise

Jennifer L Kassir has the following 4 areas of expertise

  • Chest Pain
  • Gastrointestinal Bleeding
  • Meningitis
  • Pneumonia

Certifications, License, & Education

27 Years Experience

Jennifer L Kassir holds an expired medical license in the state of Illinois. They are board certified in Internal medicine by the American Board of Internal Medicine.

Board Certifications

Board certified in Internal medicine by the American Board of Internal Medicine.

Medical License

Medical Doctor with an expired medical license in the state of Illinois that expired in 2026.

Education & Training

Residency

Completed their residency at Stanford Univ Hosp, Internal Medicine.

Medical School

Graduated from Rush Med Coll of Rush University, Chicago Il in 1999.

NPI Number

Jennifer L Kassir's NPI number is 1528214715.

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Frequently Asked Questions

What languages does Jennifer Kassir speak?
Jennifer Kassir speaks English.
Where is Jennifer Kassir's office located?
Jennifer Kassir's office is located at 430 Warrenville Rd, Lisle, IL, 60532.
Does Jennifer Kassir accept virtual/telehealth appointments?
Jennifer Kassir has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
How can I make an appointment with Jennifer Kassir?
You can find contact information for Jennifer Kassir here on Vitals.
Is Jennifer Kassir accepting new patients?
Jennifer Kassir is accepting new patients on Vitals. View Jennifer Kassir's profile on Vitals to make an appointment.

Data Sources

This provider profile is built using data from:

  • NPPES NPI Registry
  • State medical licensing boards
  • Board certification bodies (such as ABMS)
  • Healthcare system and provider network data

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