Summary

Dr. Mariko Ishimori specializes in rheumatology, focusing on conditions that affect joints, bones, and the immune system. She earned her medical degree from New York University and has dedicated 26 years to treating patients with complex rheumatic disorders. Dr. Ishimori completed her residency at Cedars-Sinai in 2003, followed by a fellowship at the same institution in 2006, giving her deep expertise in diagnosing and managing inflammatory conditions. She holds certification in internal medicine from the American Board of Internal Medicine and provides care in English.

Dr. Ishimori practices at Cedars-Sinai Medical Center in Los Angeles, California, where she treats patients with rheumatoid arthritis, osteoarthritis, and osteoporosis. She performs comprehensive blood tests and specialized laboratory work, including sedimentation rate tests and complete blood counts, to help diagnose and monitor inflammatory conditions. Her approach combines thorough diagnostic testing with personalized treatment plans for joint and bone health. Patients have given her an average rating of 4.5 out of 5, reflecting their confidence in her expertise and care.
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Quick Facts

  • accepting new patients
  • 4.5
  • 26 years of experience
  • 32 insurance plans accepted
  • speaks English
  • Cedars-Sinai
  • 13 written reviews
  • 1 award
  • 1 specialty
  • 5 areas of expertise
  • 2 board certifications
  • 1 hospital affiliation
  • 1 office location
  • Female

Awards

  • Vitals Preferred Provider

    • Vitals Preferred Provider Award
      • Preferred Provider badge recognizes providers that are committed to transparency, responsiveness and great service to patients, and have earned a high patient satisfaction rating.

  • Click for our Methodology

Office Location

Cedars-Sinai Rheumatology - Los Angeles

8723 Alden Dr Ste 250Los Angeles, CA 90048
Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 5:00 pm
SatClosed
SunClosed

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Dr. Mariko L Ishimori, MDDr. Dipti Doshi, MDMitchell Chinonso EmeahuDr. Richard Boyd Williams, MD
RheumatologyRheumatologyNurse PractitionerNeurological Surgery
Accepts New Patients Accepts New Patients Accepts New Patients
4.5 
4.8 
4.8 
26 Years of Experience 35 Years of Experience 42 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English Speaks Spanish, English
Los Angeles , CACerritos , CAVALENCIA , CASan Diego , CA
Med School: New York University Med School: Rural Medical College Of Pravara Medical Trust Med School: Stanford University School Of Medicine
Current Profile
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Insurance Plans Accepted by Dr. Mariko L Ishimori

  • Aetna
  • Alignment Health Plan
  • AltaMed Senior BuenaCare (PACE)
  • Anthem Blue Cross
  • Blue Cross Blue Shield of Illinois
  • BLUE CROSS of CALIFORNIA
  • BLUE CROSS of CALIFORNIA - HMO
  • Blue Shield of California
  • Blue Shield of California - HMO
  • Bright Health
  • CalOptima
  • Cigna
  • Health Net - HMO
  • HealthScope Benefits
  • Humana
  • Kaiser Permanente
  • L.A. Care Health Plan
  • L.A. Care Health Plan - HMO
  • Medicaid - Medicaid
  • Medicaid - Medicaid (Managed)
  • Medicare
  • Medicare - Medicaid
  • Medicare - Medicare
  • Molina Healthcare
  • Molina Healthcare - Medicaid (Managed)
  • Nippon Life Benefits
  • SCAN Health Plan - HMO
  • TakeCare
  • Tricare
  • UnitedHealthcare
  • UnitedHealthcare - HMO
  • UnitedHealthcare - PPO

Medical Specialties

Dr. Mariko L Ishimori has the following specialty

Specialty Expertise

Dr. Mariko L Ishimori has the following 5 areas of expertise

  • Hip Osteoarthritis
  • Knee Osteoarthritis
  • Osteoarthritis (Hand and Wrist)
  • Rheumatic Diseases
  • Rheumatoid Arthritis

Certifications, License, & Education

26 Years Experience

BOARD CERTIFICATIONS

American Board of Internal Medicine

Internal medicine

MEDICAL LICENSE

Medical Doctor, California, 2026, Expired

EDUCATION & TRAINING

Fellowship

Cedars-Sinai2006

Residency

Cedars-Sinai2003

Medical School

New York UniversityGraduated in 2000

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Frequently Asked Questions

Does Dr. Mariko Ishimori accept my insurance?
You can see the insurance plans that Dr. Mariko Ishimori accepts on their Vitals profile.
Is Dr. Mariko Ishimori accepting new patients?
Dr. Mariko Ishimori is accepting new patients on Vitals. View Dr. Mariko Ishimori's profile on Vitals to make an appointment.
Where is Dr. Mariko Ishimori's office located?
Dr. Mariko Ishimori's office is located at 8723 Alden Dr Ste 250, Los Angeles, CA, 90048.
What languages does Dr. Mariko Ishimori speak?
Dr. Mariko Ishimori speaks English.
How can I make an appointment with Dr. Mariko Ishimori?
You can find contact information for Dr. Mariko Ishimori here on Vitals.

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