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Dr. Diane Ozog

Allergy, Asthma & Immunology • Naperville, IL

What patients say

Patients praise

  • High patient satisfaction with medical knowledge and clinical expertise
  • Physicians noted for being thorough, compassionate, and good listeners
  • Effective treatment plans for chronic asthma and environmental allergies
  • Generally positive feedback for office staff helpfulness

Common complaints

  • Occasional complaints regarding administrative/billing issues
  • Isolated reports of poor bedside manner or communication style
  • Concerns regarding long wait times in some practices

In patients' words

"Dr. Segalene was patient, knowledgeable, amazing with our son... One of the best experiences we’ve had with a doctor in many years."

— Healthgrades patient review

"Dr. Bharani is a fabulous physician. She is kind, compassionate, intelligent, and even calls patients at home for follow-up..."

— RateMDs patient review

"She was extremely rude, critical, unempathetic, and condescending throughout my entire visit."

— WebMD patient review (regarding Dr. Ayesha Siddiqi)

"This is the worst bulking department I have ever worked with. They are hounding me for $13..."

— Vitals patient review (regarding Dr. Diane L. Ozog's office)

How these reviews were compiled

Synthesized from public patient-review platforms as of Jul 11, 2026 — sources: [1][2][3][4][5][6][7].

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