Summary

Dr. Mark Shields specializes in internal medicine, providing comprehensive care for adult patients with a wide range of health conditions. He earned his medical degree from the Keck School of Medicine at the University of Southern California and completed his residency training at Huntington Memorial Hospital. With 34 years of clinical experience, Dr. Shields has developed deep expertise in managing complex medical conditions. He is fluent in both English and Spanish, allowing him to serve patients from diverse backgrounds.

Dr. Shields practices at MemorialCare Saddleback Medical Center in Laguna Hills, California. He focuses on treating high blood pressure and related cardiovascular conditions, including emergency situations requiring immediate intervention. His practice includes routine preventive care through comprehensive physical exams and diagnostic testing such as complete blood counts and metabolic panels. Patients consistently rate Dr. Shields highly for his care, giving him an average rating of 4.5 out of 5 stars.
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AI-generated from data on this provider profile.

Quick Facts

  • accepting new patients
  • 4.5
  • 34 years of experience
  • 40 insurance plans accepted
  • speaks English, Spanish
  • Huntington Memorial Hospital
  • 13 written reviews
  • 1 specialty
  • 8 areas of expertise
  • 1 board certification
  • 1 hospital affiliation
  • 4 office locations
  • Male

Office Locations

Dr. Mark David Shields has 4 locations

Saddleback Medical Group Inc

24221 Calle de La Louisa # 200Laguna Hills, CA 92653
Mon9:00 am - 5:00 pm
Tue9:00 am - 5:00 pm
Wed9:00 am - 5:00 pm
Thu9:00 am - 5:00 pm
Fri9:00 am - 5:00 pm
SatClosed
SunClosed

Saddleback Medical Group Inc

24221 Calle de la LouisaLaguna Hills, CA 92653
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

Memorialcare Saddleback Medical Center

24451 Health Center DrLaguna Hills, CA 92653

Saddleback Medical Group Inc

24221 Calle de la Louisa Ste 400Laguna Hills, CA 92653
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. Mark David Shields, MDDr. Daniel Benhuri, MDDr. George Mousa, MDDr. Alaa Hajal, MD
Internal MedicineInternal MedicineInternal MedicineInternal Medicine
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
4.5 
34 Years of Experience 8 Years of Experience 17 Years of Experience 15 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available Virtual Visit Available
Speaks English, Spanish Speaks English
Laguna Hills , CABeverly Hills , CAUpland , CADiamond Bar , CA
Med School: Keck School Of Medicine Of The University Of Southern California Med School: Icahn School of Medicine at Mount Sinai Med School: University Of Aleppo Faculty Of Medicine Med School: University Of Damascus Faculty Of Medicine
Current Profile
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Insurance Plans Accepted by Dr. Mark David Shields

  • Accepts Medicaid
  • Aetna
  • Aetna - HMO
  • Aetna - Medicare
  • Aetna - PPO
  • Alignment Health Plan - HMO
  • AltaMed Senior BuenaCare (PACE)
  • Anthem Blue Cross
  • Blue Cross Blue Shield
  • BLUE CROSS of CALIFORNIA
  • BLUE CROSS of CALIFORNIA - HMO
  • BLUE CROSS of CALIFORNIA - PPO
  • Blue Shield of California
  • Blue Shield of California - HMO
  • CalOptima
  • Cigna
  • Cigna - PPO
  • First Health (Coventry Health Care)
  • Harvard Pilgrim Health Care
  • Health Alliance
  • Health Net - HMO
  • Humana
  • Kaiser Permanente
  • Magellan Health
  • Medicaid - Medicaid
  • Medicaid - Medicaid (Managed)
  • Medicare
  • Medicare - Medicaid
  • Medicare - Medicaid (Managed)
  • Medicare - Medicare
  • Meritain Health
  • Nippon Life Benefits
  • Optum Health
  • Optum Health - IPA
  • Oscar Health Insurance
  • SCAN Health Plan
  • SCAN Health Plan - HMO
  • UnitedHealthcare
  • UnitedHealthcare - HMO
  • UnitedHealthcare - Medicare
  • UnitedHealthcare - PPO

Medical Specialties

Dr. Mark David Shields has the following specialty

Specialty Expertise

Dr. Mark David Shields has the following 8 areas of expertise

  • Check-up
  • Geriatric Medicine
  • Heartburn
  • Immunization
  • Physical
  • Vaccination
  • Weight Loss
  • Weight Loss (non-surgical)

Certifications, License, & Education

34 Years Experience

MEDICAL LICENSE

Medical Doctor, California, 2027, Active

EDUCATION & TRAINING

Residency

Huntington Memorial Hospital

Medical School

Keck School Of Medicine Of The University Of Southern CaliforniaGraduated in 1992

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Frequently Asked Questions

How can I make an appointment with Dr. Mark Shields?
You can find contact information for Dr. Mark Shields here on Vitals.
Does Dr. Mark Shields accept virtual/telehealth appointments?
Dr. Mark Shields has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Is Dr. Mark Shields accepting new patients?
Dr. Mark Shields is accepting new patients on Vitals. View Dr. Mark Shields's profile on Vitals to make an appointment.
Where is Dr. Mark Shields's office located?
Dr. Mark Shields's office is located at 24221 Calle de La Louisa # 200, Laguna Hills, CA, 92653.
Does Dr. Mark Shields accept my insurance?
You can see the insurance plans that Dr. Mark Shields accepts on their Vitals profile.

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