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Dr. Mark Diaz, MD
Infectious Disease Medicine* Age 42
Dr. Mark Diaz, MD

Offers telehealth

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Dr. Mark Diaz, MD is an Infectious Disease Internist in Sioux Falls, SD.
Dr. Mark Diaz, MD
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Dr. Mark Diaz, MD

Infectious Disease Medicine* Age 42
Sioux Falls, SD
Accepting new patients

Offers telehealth

Dr. Mark Diaz, MD is an Infectious Disease Internist in Sioux Falls, SD.
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About Dr. Mark Diaz, MD

Dr. Mark Diaz, MD is an Infectious Disease Internist in Sioux Falls, SD. Dr. Diaz has experience treating conditions like Osteomyelitis Non-Chronic among other conditions at varying frequencies. Dr. Diaz's office accepts new patients and telehealth appointments. Dr. Diaz is board certified in Infectious Disease and accepts multiple insurance plans.

Offers Telehealth

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

Experience Check

Enter a condition or procedure
Osteomyelitis Non-Chronic
Cellulitis
Sexually Transmitted Diseases (STDs)
Osteomyelitis Non-Chronic
Cellulitis
Sexually Transmitted Diseases (STDs)
Bacterial Sepsis
Human Immunodeficiency Virus (HIV)
Infective Arthritis
Enteritis
Pyogenic Arthritis
Foot Infection
Infectious Diarrheal Disease
Aspergillosis
Bronchitis
Syphilis Infections
Vaginitis or Vaginosis
Gastritis
Abdominal Pain
Acute Kidney Infection
Acute Sinusitis
Acute Tonsillitis
Administrative Physical
Allergic Rhinitis
Anemia
  • View other providers who treat Anemia
Animal Allergies
Anxiety
  • View other providers who treat Anxiety
Arthritis
Atherosclerosis
Autoimmune Hepatitis
Back Pain
Bedsores
  • View other providers who treat Bedsores
Benign Chronic Pain Syndrome
Bladder Infection
Blastomycosis
Brain Abscess
Bronchiectasis
Bronchopulmonary Aspergillosis
Bursitis
  • View other providers who treat Bursitis
Candidemia
Candidiasis of Mouth
Chickenpox
Chlamydia Infections
Chronic Osteomyelitis
Chronic Pain
Chronic Sinusitis
Common Variable Immune Deficiency (CVID)
COPD (Chronic Obstructive Pulmonary Disease)
Cryptococcosis
Diabetes Type 2
Diabetes With Renal Manifestations
Diabetic Polyneuropathy
Dysentery
Dyslipidemia
Endocarditis
Enlarged Prostate (BPH)
Epstein-Barr Virus
Esophagitis
Fever
  • View other providers who treat Fever
Fibromyalgia
Gastroesophageal Reflux Disease (GERD)
Gastrointestinal Malabsorption
Gonorrhea Infections
Heart Disease
Hepatitis B
Hepatitis C
Hernia
  • View other providers who treat Hernia
Histoplasmosis
Hyperkalemia
Hyperlipidemia
Hypertension
Hypogammaglobulinemia
Hypothyroidism
Ileus
  • View other providers who treat Ileus
Infective Endocarditis
Influenza (Flu)
Intestinal Diverticulitis
Intestinal Ulcer
Irritable Bowel Syndrome
Joint Pain
Leg and Foot Ulcers
Limb Swelling Caused by Fluid Overload
Lipid Disorders
Liver Damage from Alcohol
Long COVID Disorder
Low Back Pain
Lung Abscess
Lyme Disease
Malaise and Fatigue
Malnutrition
Meningitis
Mononucleosis
Mycobacterial Lung Infection
Nasopharyngitis
Necrotizing Fasciitis
Neurogenic Bladder
Neurosyphilis
Noninfectious Gastroenteritis and Colitis
Obesity
  • View other providers who treat Obesity
Onychomycosis
Orbital Cellulitis
Osteoarthritis
Osteoarthritis of Hip
Osteoarthritis of Hip and Thigh
Osteoarthritis of Shoulder
Osteoporosis
Overweight
Patellofemoral Pain Syndrome (PFPS)
Peptic Ulcer
Periorbital Cellulitis
Pharyngeal Candidiasis
Pneumonia
Polyneuropathy
Radiculopathy
Rash
  • View other providers who treat Rash
Ringworm
  • View other providers who treat Ringworm
Salmonella Food Poisoning
Septic Embolism
Shingles
  • View other providers who treat Shingles
Sinusitis
Sleep Apnea
Sprains and Strains (incl. Muscle Tear)
Tobacco Use Disorder
Tonsillitis
Urinary Incontinence
Urinary Stones
Urinary Tract Infection (UTI)
Urogenital Candidiasis
Valley Fever
Viral Hepatitis
Viral Infection

Accepted Insurance Plans

* Please verify this information when scheduling an appointment.
  • BlueCard PPO
  • First Health (Coventry Health Care) PPO
  • Blue PPO
  • HealthyBlue Advantage
  • Open Access Plus
  • Aetna HMO
    Open Choice PPO
    Choice Plus POS II
    Elect Choice (Open Access) EPO
    Managed Choice (Open Access) POS
    APCN Choice POS II

Where Dr. Mark Diaz, MD Sees Patients

  1. 1 Infectious Disease Specialists PC
    6709 S Minnesota Ave Ste 102, Sioux Falls, SD 57108
  2. 2 Mayo Clinic-Jacksonville
    4500 San Pablo Rd S, Jacksonville, FL 32224
    Monday
    Open 24 Hours 08:00 - 16:00
    Tuesday
    Open 24 Hours 08:00 - 16:00
    Wednesday
    08:00 - 16:00
    Thursday
    Open 24 Hours 08:00 - 16:00
    Friday
    Open 24 Hours 08:00 - 16:00
    Saturday
    Open 24 Hours 00:00 - 00:00
    Sunday
    Open 24 Hours 00:00 - 00:00
  3. 3 Wagner Community Memorial Hospital
    513 3rd St SW, Wagner, SD 57380

What Patients Say

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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. Diaz?
Call now to make an appointment
(605) 322-7250

Meet Dr. Mark Diaz, MD

Specialties*
Infectious Disease Medicine
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.
Common Questions and Answers
Responses are sourced directly from patients.
Does Dr. Diaz communicate via email?
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FAQs About Dr. Diaz's Practice

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 Diaz, MD. To arrange an appointment, call the number on Dr. Diaz's profile.

Dr. Mark Diaz, MD is affiliated with Avera Sacred Heart Hospital, Spencer Municipal Hospital, Avera McKennan Hospital and University Health Center, Avera St. Luke's Hospital, Lakes Regional Healthcare, Pipestone County Medical Center and Sioux Center Health.

Yes, Dr. Mark Diaz, MD holds board certification in Infectious Disease and Internal Medicine.

Training & Medical Education
Board Certifications
  • Infectious Disease and 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 Hospital
  • Monmouth Medical Center
    2017
Residency Hospital
Fellowship Hospital
  • Mayo Clinic Hospital
    2019
Fellowship Hospital

Hospitals Where Dr. Mark Diaz, MD Practices

  • Avera Sacred Heart Hospital

    501 Summit St, Yankton, SD

  • Spencer Municipal Hospital

    1200 1st Ave E, Spencer, IA

  • Avera McKennan Hospital and University Health Center

    1325 S Cliff Ave, Sioux Falls, SD

  • Avera St. Luke's Hospital

    305 S State St, Aberdeen, SD

  • Lakes Regional Healthcare

    2301 Highway 71, Spirit Lake, IA

  • Pipestone County Medical Center

    916 4th Ave SW, Pipestone, MN

  • Sioux Center Health

    1101 9th St SE, Sioux Center, IA

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