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Dr. Mark Shields, MD

Internal Medicine* Age 67
Dr. Mark Shields, MD
4.9 (66 Ratings)

Offers telehealth

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Dr. Mark Shields, MD is an Internist in Laguna Hills, CA.
Dr. Mark Shields, MD
4.9 (66 Ratings)
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Dr. Mark Shields, MD

Internal Medicine* Age 67
Laguna Hills, CA
Accepting new patients
32 years of experience

Offers telehealth

Dr. Mark Shields, MD is an Internist in Laguna Hills, CA.

About

Dr. Shields graduated from University of Southern California Keck School of Medicine in 1992 and completed a residency at Huntington Memorial Hospital.Dr. Mark Shields, MD is an Internist in Laguna Hills, CA and has 32 years experience. Dr. Shields currently practices at Practice and are affiliated with MemorialCare Saddleback Medical Center. At present, Dr. Shields received an average rating of 4.9/5 from patients and has been reviewed 66 times. Dr. Shields' office accepts new patients and telehealth appointments. Dr. Shields is board certified in Internal Medicine and accepts multiple insurance plans.

Offers Telehealth

This provider offers telehealth appointments. Call the office to schedule.

Explains Conditions Well

Patients said this doctor explains conditions well.

Trustworthy

Patients said this doctor is trustworthy.

Friendly Staff

Patients said the staff was friendly.

Easy Scheduling

Patients said scheduling was easy.

Compare with other Internists

Compare Dr. Shields with our nearby Internists at Optum California
These providers are on the medical staff of Optum California
These providers are on the medical staff of Optum California.
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Experience Check

Enter a condition or procedure
Arterial Blood Gas Test (ABG)
Advance Directive End of Life Planning
Care Coordination for Complex Conditions and Procedures
Arterial Blood Gas Test (ABG)
Advance Directive End of Life Planning
Care Coordination for Complex Conditions and Procedures
Arterial Blood Gas Test (ABG)
Advance Directive End of Life Planning
Care Coordination for Complex Conditions and Procedures
Constipation
Foot Infection
Joint Pain
Limb Pain
Nail Infection
Electrocardiogram (EKG)
Immunization Administration
Wellness Examination
Abdominal Pain
Acidosis
  • View other providers who treat Acidosis
Acute Bronchitis
Acute Deep Vein Thrombosis (DVT)
Acute Kidney Infection
Acute Lower Respiratory Infection
Acute Upper Respiratory Infection
Acute Venous Embolism Thrombosis
All Headaches (incl. Migraine)
Allergic Rhinitis
Anal or Rectal Pain
Anemia
  • View other providers who treat Anemia
Anxiety
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Arthritis
Arthritis of the Elbow
Asphyxia and Hypoxemia
Asthma
  • View other providers who treat Asthma
Ataxia
  • View other providers who treat Ataxia
Atherosclerosis
Back Pain
Bedsores
  • View other providers who treat Bedsores
Benign Chronic Pain Syndrome
Bladder Infection
Blood in Urine (Hematuria)
Bronchiectasis
Bronchitis
Cachexia
  • View other providers who treat Cachexia
Calcium Metabolism Disorders
Cellulitis
Chest Pain
Chronic Deep Vein Thrombosis (DVT)
Chronic Laryngitis
Chronic Neck Pain
Chronic Pain
Common Cold
COPD (Chronic Obstructive Pulmonary Disease)
Cough
  • View other providers who treat Cough
Deep Vein Thrombosis (DVT)
Dehydration
Diabetes Type 2
Diabetes With Renal Manifestations
Difficulty With Walking
Dizziness
Dysentery
Dyslipidemia
Dysphagia
Earwax Buildup
Emphysema
Enlarged Prostate (BPH)
Enteritis
Fever
  • View other providers who treat Fever
Gait Abnormality
Gastritis
Gastroesophageal Reflux Disease (GERD)
Gastroptosis
Geriatric Diseases
Gout
  • View other providers who treat Gout
Headache
  • View other providers who treat Headache
Heart Disease
Hemorrhoids
Hernia
  • View other providers who treat Hernia
Herpes Zoster Without Complication
Hip Sprain
Hypercalcemia
Hyperkalemia
Hyperlipidemia
Hypertension
Hypogonadism
Hypokalemia
Hypotension
Hypotension (Excluding Maternal)
Hypothyroidism
Hypoxemia
Influenza (Flu)
Insomnia
  • View other providers who treat Insomnia
Intestinal Diverticulitis
Intestinal Diverticulosis
Kidney Infection
Laryngitis
Leg and Foot Ulcers
Limb Swelling
Limb Swelling Caused by Fluid Overload
Lipid Disorders
Liver Damage from Alcohol
Low Back Pain
Malaise and Fatigue
Malnutrition
Migraine
  • View other providers who treat Migraine
Mineral Metabolism Disorders
Muscle Spasm
Muscle Weakness
Mycobacterial Lung Infection
Nail and Nail Bed Infection
Nasopharyngitis
Nausea
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Neck Strain (incl. Whiplash Injury)
Neurogenic Bladder
Noninfectious Gastroenteritis and Colitis
Obesity
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Osteoarthritis
Osteoarthritis of Foot
Osteoarthritis of Hip
Osteoarthritis of Hip and Thigh
Osteoarthritis of Knee
Osteoarthritis of Shoulder
Osteoarthritis of Spine
Osteopenia
Osteoporosis
Overweight
Painful Urination (Dysuria)
Patellofemoral Pain Syndrome (PFPS)
Pericardial Disease
Peripheral Nerve Disorders
Pneumonia
Pollen Allergy
Polymyalgia Rheumatica (PMR)
Polyuria
  • View other providers who treat Polyuria
Rash
  • View other providers who treat Rash
Restless Leg Syndrome
Sciatica
  • View other providers who treat Sciatica
Shingles
  • View other providers who treat Shingles
Shortness of Breath
Sinus Bradycardia
Sinus Tachycardia
Sleep Apnea
Sprains and Strains (incl. Muscle Tear)
Testicular Dysfunction
Throat Pain
Thyroid Goiter
Tobacco Use Disorder
Transient Ischemic Attack (TIA)
Urinary Incontinence
Urinary Tract Infection (UTI)
Venous Embolism and Thrombosis
Venous Insufficiency
Vertigo
  • View other providers who treat Vertigo
Viral Hepatitis
Vitamin D Deficiency
Wheezing
  • View other providers who treat Wheezing
Abscess or Fluid Incision and Drainage
Cardiovascular Disease Counseling
Diabetes Counseling

Insurance Accepted

* Please verify this information when scheduling an appointment.
  • MultiPlan PPO
  • First Health (Coventry Health Care) PPO
  • Blue Card PPO
  • Choice Care PPO
  • HealthyBlue 2.0
  • Cigna PPO
  • Silver (CaliforniaCare HMO/ Small Grp) HMO
    Advantage-CA PPO
  • Basic HMO
    Choice Plus POS II
  • Priority Select HMO
  • Curative PPO
    Curative EPO
    Curative PPO Plus

Locations

  1. 1 Saddleback Medical Group
    24221 Calle de la Louisa Ste 400, Laguna Hills, CA 92653

Patient Satisfaction

Likelihood to recommend Dr. Shields
4.9
Based on 66 Reviews
5 Stars (64)
4 Stars (1)
3 Stars (0)
2 Stars (1)
1 Star (0)

Leave a review

How likely are you to recommend Dr. Shields?

(Select your rating)
Patient Reviews
Nov 16, 2022
Dr. Shields is very thorough and an outstanding doctor. He shows both interest and genuine concern for his patients.
— Nov 16, 2022
See more reviews on Healthgrades
Photo: Dr. Mark Shields, MD
How would you rate your experience with Dr. Mark Shields, MD?
  • Likelihood of recommending Dr. Shields to family and friends

Dr. Shields' Office & Staff

  • Ease of scheduling urgent appointments
  • Office environment, cleanliness, comfort, etc.
  • Staff friendliness and courteousness
  • Total wait time (waiting & exam rooms)

Experience with Dr. Shields

  • Level of trust in provider's decisions
  • How well provider explains medical condition(s)
  • How well provider listens and answers questions
  • Hpends appropriate amount of time with patients

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Telehealth Options
This provider has not specified a telehealth appointment method. Would you still like to make an appointment with Dr. Shields?
Call now to make an appointment
(949) 588-8700

About Me

Specialties*
Internal Medicine
Specialties*
  • *Sharecare does not verify qualifications for medical specialties. Please verify your provider's specialty and qualifications directly with your provider and applicable medical board.
Education

Education

Medical Education
  • University of Southern California Keck School of Medicine
    1992
Medical Education

Board Certifications

Board Certifications
  • Internal Medicine
Board Certifications
What’s a board certification and why is it important that my provider has one?

A board certification represents a provider’s dedication to ongoing training in one or more specialties, including the completion of intensive exams. While not all specialties have board certifications, if your provider does have one they’ve taken the extra step to master their specialty and to keep up with the latest advancements in their field.

Residency

Residency Hospital
  • Huntington Memorial Hospital
    1995
Residency Hospital
Common Questions and Answers
Responses are sourced directly from patients.
Does Dr. Shields communicate via email?
7 users said yes.
Yes
(7)
No
(2)
Does Dr. Shields offer telehealth services or virtual visits?
5 users said yes.
Yes
(5)
No
(0)
Does Dr. Shields offer an online patient portal?
6 users said yes.
Yes
(6)
No
(0)
Does Dr. Shields have free onsite parking?
6 users said yes.
Yes
(6)
No
(0)
Does Dr. Shields offer weekend visits?
1 user said yes.
Yes
(1)
No
(6)
Does Dr. Shields offer evening visits?
1 user said yes.
Yes
(1)
No
(5)
Does Dr. Shields specialize in working with children or adolescents?
No responses yet.
Yes
(0)
No
(0)
Does Dr. Shields specialize in working with seniors?
No responses yet.
Yes
(0)
No
(0)
Does Dr. Shields specialize in couples therapy?
No responses yet.
Yes
(0)
No
(0)
Does Dr. Shields specialize in working with LGBTQ+ community?
No responses yet.
Yes
(0)
No
(0)
Does Dr. Shields accept insurance?
No responses yet.
Yes
(0)
No
(0)

Frequently Asked Questions

Find contact information here to make an appointment.

A list of accepted insurance providers is available on the Sharecare insurance check. It is always a good idea to verify your insurance when making an appointment.

New patients are generally accepted by Dr. Mark Shields, MD. To arrange an appointment, call the number on Dr. Shields' profile.

Dr. Mark Shields, MD is affiliated with MemorialCare Saddleback Medical Center.

Yes, Dr. Mark Shields, MD holds board certification in Internal Medicine.

Hospital Affiliations

  • MemorialCare Saddleback Medical Center

    24451 Health Center Dr, Laguna Hills, CA