Summary

Dr. Marianne Ryan is a surgeon with 37 years of experience specializing in breast cancer treatment and related surgical procedures. She earned her medical degree from the University of Washington School of Medicine and has dedicated her career to helping patients navigate complex breast health conditions. Dr. Ryan speaks English and brings nearly four decades of surgical expertise to her practice.

Dr. Ryan practices at Kaiser Permanente South Bay Medical Center in Harbor City, California. She focuses on treating breast cancer, including metastatic cases and Paget disease of the breast. Her surgical skills include performing pathology tests and comprehensive metabolic panels to help diagnose and monitor patient conditions. Patients have given her an average rating of 3.0 on Vitals.

AI-generated from data on this provider profile.

Quick Facts

  • 3
  • 37 years of experience
  • 25 insurance plans accepted
  • speaks English
  • University Of Washington School Of Medicine
  • 2 specialties
  • 2 areas of expertise
  • 2 board certifications
  • 1 hospital affiliation
  • 1 office location
  • Female

Office Location

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Dr. Marianne Katharine Ryan, MD
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Dr. Marianne Katharine Ryan, MDDr. Shahbaz A Farnad, MDDr. Rebecca Monroe Cannom, MDDr. Dan Yamini, MD
SurgeryPain MedicineColorectal SurgeryPlastic Surgery
Accepts New Patients
4.9 
37 Years of Experience 17 Years of Experience 21 Years of Experience 32 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English Speaks English, Spanish Speaks English, Spanish Speaks Spanish, English
Harbor City , CALos Angeles , CALos Angeles , CAWest Hollywood , CA
Med School: University Of Washington School Of Medicine Med School: David Geffen School Of Medicine At Ucla Med School: Georgetown University School Of Medicine Med School: Medical College Of Wisconsin
Current Profile
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Insurance Plans Accepted by Dr. Marianne Katharine Ryan

  • Aetna
  • Alameda Alliance for Health
  • AltaMed Senior BuenaCare (PACE)
  • BLUE CROSS of CALIFORNIA
  • BLUE CROSS of CALIFORNIA - HMO
  • Blue Shield of California
  • CalOptima
  • Cigna
  • Contra Costa Health Plan
  • Health Net
  • Health Net - HMO
  • Humana
  • Humana - HMO
  • Kaiser Permanente
  • Kaiser Permanente - DHMO
  • Kaiser Permanente - PPO
  • L.A. Care Health Plan
  • L.A. Care Health Plan - HMO
  • L.A. Care Health Plan - Medicaid
  • Medicare
  • Medicare - Medicare
  • Molina Healthcare
  • Optum Health
  • UnitedHealthcare
  • UnitedHealthcare - HMO

Medical Specialties

Dr. Marianne Katharine Ryan has the following 2 specialties

Specialty Expertise

Dr. Marianne Katharine Ryan has the following 2 areas of expertise

  • Laparoscopic Surgery (Laparoscopy)
  • Other

Certifications, License, & Education

37 Years Experience

MEDICAL LICENSE

Medical Doctor, California, 2026, Active

EDUCATION & TRAINING

Medical School

University Of Washington School Of MedicineGraduated in 1989

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Frequently Asked Questions

Which hospitals is Dr. Marianne Ryan affiliated with?
Dr. Marianne Ryan is affiliated with Kaiser Permanente South Bay Medical Center.
How can I make an appointment with Dr. Marianne Ryan?
You can find contact information for Dr. Marianne Ryan here on Vitals.
Is Dr. Marianne Ryan accepting new patients?
Dr. Marianne Ryan has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.
What languages does Dr. Marianne Ryan speak?
Dr. Marianne Ryan speaks English.
Where is Dr. Marianne Ryan's office located?
Dr. Marianne Ryan's office is located at 25825 Vermont Ave, Harbor City, CA, 90710.

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