Summary

Dr. Sheri Marquez is an oncologist who specializes in cancer care with over three decades of medical experience. She earned her medical degree from the University of California, San Francisco School of Medicine and completed her residency training at Stanford University Hospital in radiation oncology. Dr. Marquez also trained at Alameda County Medical Center during her flexible transitional year. She speaks English fluently.

Dr. Marquez practices at The Oncology Institute in Long Beach, California. She focuses on treating prostate cancer, including advanced and recurrent cases. Her expertise includes performing radiation therapy and brachytherapy procedures, along with CT scans for diagnosis and treatment planning. Patients consistently rate her care highly, giving her an average rating of 5.0 out of 5.

AI-generated from data on this provider profile.

Quick Facts

  • accepting new patients
  • 5
  • 31 years of experience
  • 38 insurance plans accepted
  • speaks English
  • Stanford Univ Hosp, Radiation Oncology Alameda Co Med Ctr, Flexible Or Transitional Year
  • 2 written reviews
  • 1 award
  • 1 specialty
  • 1 area of expertise
  • 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

The Oncology Institute

2440 E South StLong Beach, CA 90805
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. Sheri Marquez, MDDr. Shahrooz Eshaghian, MD, FACPDr. Ronald Tang, DODr. Virginia Von Schaefer, MD
OncologyOncologyOncologyOncology
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
4.6 
31 Years of Experience 20 Years of Experience 18 Years of Experience 43 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option Virtual Visit Available
Speaks English Speaks English, Farsi, Hebrew Speaks English, Cantonese, Spanish Speaks English
Long Beach , CALos Angeles , CAMontebello , CASan Clemente , CA
Med School: University of Ca, San Francisco, Sch of Med, San Francisco Ca Med School: Albert Einstein College of Medicine Med School: Western Univ Health Sci College Of Osteopathic Medicine Of The Pacific Med School: Columbia University College Of Physicians & Surgeons
Current Profile
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Insurance Plans Accepted by Dr. Sheri Marquez

  • Aetna
  • Aetna - HMO
  • Alignment Health Plan
  • Alignment Health Plan - HMO
  • AltaMed Senior BuenaCare (PACE)
  • Anthem Blue Cross
  • BLUE CROSS of CALIFORNIA - HMO
  • Blue Shield of California
  • Blue Shield of California - HMO
  • Brand New Day
  • Bright Health
  • CalOptima
  • CareMore - HMO
  • Cigna
  • Contra Costa Health Plan
  • FamilyCare Health Plans
  • Health Alliance
  • Health Net - HMO
  • HealthFirst (NY)
  • HealthPartners
  • Humana
  • Humana - HMO
  • Imperial Health Plan of California
  • L.A. Care Health Plan
  • L.A. Care Health Plan - HMO
  • L.A. Care Health Plan - Medicaid (Managed)
  • Medicare
  • Medicare - Medicaid
  • Medicare - Medicare
  • Molina Healthcare
  • Optum Health
  • Oscar Health Insurance
  • SCAN Health Plan
  • SCAN Health Plan - HMO
  • UnitedHealthcare
  • UnitedHealthcare - HMO
  • University of Arizona Health Plans
  • Wellcare

Medical Specialties

Dr. Sheri Marquez has the following specialty

Specialty Expertise

Dr. Sheri Marquez has the following area of expertise

  • Radiation Oncology

Certifications, License, & Education

31 Years Experience

MEDICAL LICENSE

Medical Doctor, California, 2025, Expired

EDUCATION & TRAINING

Residency

Stanford Univ Hosp, Radiation Oncology Alameda Co Med Ctr, Flexible Or Transitional Year

Medical School

University of Ca, San Francisco, Sch of Med, San Francisco CaGraduated in 1995

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Frequently Asked Questions

Does Dr. Sheri Marquez accept virtual/telehealth appointments?
Dr. Sheri Marquez has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Is Dr. Sheri Marquez accepting new patients?
Dr. Sheri Marquez is accepting new patients on Vitals. View Dr. Sheri Marquez's profile on Vitals to make an appointment.
Does Dr. Sheri Marquez accept my insurance?
You can see the insurance plans that Dr. Sheri Marquez accepts on their Vitals profile.
What languages does Dr. Sheri Marquez speak?
Dr. Sheri Marquez speaks English.
Where is Dr. Sheri Marquez's office located?
Dr. Sheri Marquez's office is located at 2440 E South St, Long Beach, CA, 90805.

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