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About Practice | Simi Obgyn | Simi Valley

Obstetrics & Gynecology (OB-GYN) • Simi Valley, CA • 1 (Simi Valley, CA) locations

About

Simi Obstetrics & Gynecology Medical Group is a private medical practice in Simi Valley, CA, providing obstetric and gynecologic care for women. Key details: - Location: 1147 Red Tail Way, Simi Valley, CA 93065 (HQ), with 3 office addresses listed - Services: Women's health, obstetrics and gynecology - Industry: Medical Practices; Status: Active; Private ownership - Contact: Main phone lines include (805) 527-8055, (805) 520-8849, (805) 225-6792 - Website: simiobgyn.com - Workforce: 1 employee (small practice) - Online presence: ~1,677 monthly visits, US-based, low bounce rate - LinkedIn: Company profile available If you’re looking for care in Simi Valley, this practice focuses on compassionate, women-centered OB/GYN services.

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Clinic Type

Obstetrics & Gynecology (OB-GYN)

Address

Simi Valley, CA (serving Greater Los Angeles area and Southern Ventura County)

Phone

(805) 527-8055

Email

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Opening Hours

Not published — contact the clinic to confirm hours.

Website

https://www.simiobgyn.com/

Services Offered

Obstetrics
Gynecology
Minimally invasive surgery
Bioidentical hormone therapy
Prenatal care
Pregnancy care
Women’s health care (general)
Laparoscopic procedures

Team

Dr. Catherine Kim, Board certified by the American Board of Obstetrics and Gynecology; Fellow of the American College of Obstetrics and Gynecology; California Medical Association member — Founding member, OB-GYN
Dr. Grace Lee, Board certified by the American Board of Obstetrics and Gynecology; Fellow of the American College of Obstetrics and Gynecology; CREOG Award recipient; Resident Research Awards — OB-GYN

Insurance & Payment

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Languages Spoken

English

Awards & Accreditations

Physician of the Year Mission Award (2013)
Leadership roles at Adventist Health Simi Valley Hospital 2010-2019

Social Media

Youtube Facebook Linkedin Instagram

Photos

What Patients Say

Overall sentiment across review platforms: positive

Yelp/BusinessYab aggregate: generally 5-star reviews reported in available summaries (59 reviews (historical cumulative count))

Patients praise

professional and caring bedside manner
thorough and knowledgeable providers
excellent surgical skills and successful outcomes
efficient office staff and clean facilities
long-term patient loyalty

Common complaints

individual complaints are minimal in public reviews, with some users noting nervousness about procedures or specific staffing changes

"Dr. Ga ("Grace") Lee was my OBGYN. All of my prenatal care and C-section with her by far exceeded my expectations! ... She was patient, pleasant, professional, and an EXCELLENT surgeon!"

— BusinessYab/Yelp Review

"Dr. Kim is an excellent and compassionate doctor. She always goes above and beyond to ensure her patients are well taken care of."

— BusinessYab/Yelp Review

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

In the News

Diana Sarkisyan, MD - Internal Medicine - Simi Valley Primary & Specialty Care | UCLA Health — Apr 30, 2026
Courtney A. O'Brien, DO - Rheumatology - Simi Valley Primary & Specialty Care | UCLA Health — Apr 30, 2026
Ronald Omino, MD - Gastroenterology - Simi Valley Alamo Specialty Care | UCLA Health — May 27, 2026
1,000 Surgeries, One Vision: How Adventist Health Simi Valley Is Changing Local Medicine — Jan 22, 2026
From 50 beds to 60 years — Sep 19, 2025

Information sourced from the clinic's website as of July 10, 2026.

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