Summary

Dr. Gerta Janss is a board-certified dermatologist with nearly four decades of experience caring for patients with skin conditions. She earned her medical degree from the University of Illinois College of Medicine and completed her dermatology residency at the University of Illinois College of Medicine at Chicago in 1991. Her extensive experience spanning 39 years has given her deep expertise in diagnosing and treating a wide range of skin disorders. Dr. Janss is fluent in Spanish, allowing her to serve Spanish-speaking patients in their preferred language.

Dr. Janss practices at Northwestern Medicine Glenview Outpatient Center and maintains hospital privileges at Northwestern Medicine Lake Forest Hospital in Glenview, Illinois. She specializes in treating moles and unusual skin growths, including atypical moles and age spots. Her surgical expertise includes performing skin biopsies and Mohs surgery, a precise technique for removing skin cancers while preserving healthy tissue. Patients have given Dr. Janss an average rating of 3.9 on Vitals, reflecting their experiences with her care.
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Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 3.9
  • 39 years of experience
  • 8 insurance plans accepted
  • speaks Spanish
  • University of Illinois College of Medicine at Chicago
  • 16 written reviews
  • 1 specialty
  • 18 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

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Gerta S. Janss, MDStephanie Tracey, PADr. Richard Greene, MDJulie Gruszczynski, PA-C
DermatologyDermatologyDermatologyDermatology
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
3.9 
4.3 
39 Years of Experience 28 Years of Experience 42 Years of Experience 5 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks Spanish Speaks English Speaks English Speaks English
Glenview , ILITASCA , ILHighland Park , ILChicago , IL
Med School: University of Illinois College of Medicine Med School: Physician Assistant degree from Nova Southeastern University in Ft. Lauderdale, FL Med School: Chicago Medical School At Rosalind Franklin University-Medicine & Sciences
Current Profile
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Insurance Plans Accepted by Gerta S. Janss

  • Accepts Medicare
  • Accepts Medicaid
  • Blue Cross Blue Shield of Illinois
  • Humana
  • Medicare
  • Medicare - Medicare
  • Meritain Health
  • North Shore LIJ CareConnect
  • North Shore LIJ CareConnect - IPA
  • Physicians Mutual

Medical Specialties

Gerta S. Janss has the following specialty

Specialty Expertise

Gerta S. Janss has the following 18 areas of expertise

  • Acne (Acne Vulgaris)
  • Acne Rosacea
  • Actinic Keratosis
  • Atopic Dermatitis
  • Basal Cell
  • Cryosurgery
  • Eczema
  • Excision
  • Laser Hair Removal
  • Melanoma
  • Mole
  • Psoriasis
  • Psoriatic Arthritis
  • Rash
  • Rosacea
  • Sclerotherapy
  • Skin Biopsy
  • Skin Cancer

Certifications, License, & Education

39 Years Experience

Gerta S. Janss holds an active medical license in the state of Illinois.

Medical License

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

Education & Training

Residency

Completed their residency at University of Illinois College of Medicine at Chicago in 1991.

Medical School

Graduated from University of Illinois College of Medicine in 1987 and University of Illinois at Chicago College of Medicine in 1987.

NPI Number

Gerta S. Janss' NPI number is 1710953815.

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Frequently Asked Questions

Does Gerta Janss accept my insurance?
You can see the insurance plans that Gerta Janss accepts on their Vitals profile.
Which hospitals is Gerta Janss affiliated with?
Gerta Janss is affiliated with Northwestern Medicine Lake Forest Hospital.
Where is Gerta Janss's office located?
Gerta Janss's office is located at 2701 Patriot Blvd, Glenview, IL, 60026.
Is Gerta Janss accepting new patients?
Gerta Janss is accepting new patients on Vitals. View Gerta Janss's profile on Vitals to make an appointment.
What languages does Gerta Janss speak?
Gerta Janss speaks Spanish.

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