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Internal Medicine in Simi Valley - ProviderMatch

Internal MedicineSimi Valley, CA

★★★★★4.9/5436 reviews across 2 platforms

Ratings by platform

  • UCLA Health (Dr. Diana Sarkisyan): 4.8/5 (92 reviews (144 ratings))
  • Healthgrades (Dr. Archana Kulai): 4.9/5 (344 reviews)
  • Birdeye (Adventist Health Simi Valley): Not specified (3,575 reviews)

What patients say

Patients praise

  • Professional and personable care
  • Effective communication and active listening by physicians
  • Thorough examinations and proactive health monitoring
  • Responsive and supportive staff in certain departments

Common complaints

  • Difficulty reaching office staff via phone
  • Communication delays regarding prescription refills
  • Mismatch in medical philosophy between patient and provider

In patients' words

"Dr. Sarkisyan is terrific! So personable, professional and a great listener."

UCLA Health patient review

"Dr. Kulai is the best takes her time discusses everything and explains so I can understand it."

Healthgrades patient review

"I have tried calling the office multiple times and I have pressed every prompt from scheduling to infectious disease and NO one answers the phone... the staff does not believe in customer services."

Birdeye patient review (Adventist Health Simi Valley)

How these reviews were compiled

Synthesized from public patient-review platforms as of Jul 10, 2026 — sources: [1][2][3][4][5][6][7].

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