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Dr. Mark Weissig, MD
Pulmonary Disease* Age 73
Dr. Mark Weissig, MD

Offers telehealth

Dr. Mark Weissig, MD is a Pulmonologist in Fullerton, CA.
Dr. Mark Weissig, MD

Dr. Mark Weissig, MD

Pulmonary Disease* Age 73
Fullerton, CA
Accepting new patients

Offers telehealth

Dr. Mark Weissig, MD is a Pulmonologist in Fullerton, CA.
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About Dr. Mark Weissig, MD

Dr. Mark Weissig, MD is a Pulmonologist in Fullerton, CA. Dr. Weissig has experience treating conditions like Interstitial Lung Disease, Asthma, Shortness of Breath, Sarcoidosis, Aspergillosis, Bronchiectasis, Pneumonia and Sleep Apnea among other conditions at varying frequencies. Dr. Weissig's office accepts new patients and telehealth appointments. Dr. Weissig also speaks Spanish. Dr. Weissig is board certified in Internal Medicine and accepts multiple insurance plans.

Offers Telehealth

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

Experience Check

Enter a condition or procedure
Interstitial Lung Disease
Asthma
Shortness of Breath
Interstitial Lung Disease
Asthma
  • View other providers who treat Asthma
Shortness of Breath
Sarcoidosis
Aspergillosis
Bronchiectasis
Pneumonia
Sleep Apnea
Asphyxia and Hypoxemia
Pleural Effusion
Mycobacterial Lung Infection
Mild Asthma
Emphysema
Chronic Pulmonary Heart Diseases (incl. Pulmonary Hypertension)
Pulmonary Hypertension
Sleep Study
Pneumoconiosis and Pneumonopathy
Acute Bronchitis
COPD (Chronic Obstructive Pulmonary Disease)
Acute Sinusitis
Bronchopulmonary Aspergillosis
Bronchitis
Hypoxemia
Acute Upper Respiratory Infection
Pneumonitis
Hypersensitivity Pneumonitis
Pulmonary Embolism
Bronchospasm
Chronic Sinusitis
Acute Pharyngitis
Respiratory Failure
Chest Pain
Acute Lower Respiratory Infection
Wheezing
  • View other providers who treat Wheezing
Primary Pulmonary Hypertension
Chronic Bronchitis
Acidosis
  • View other providers who treat Acidosis
Acute Bronchiolitis
Acute Deep Vein Thrombosis (DVT)
Acute Respiratory Infection
Acute Venous Embolism Thrombosis
Altitude Sickness
Asbestosis
Bronchiolitis
Central Cyanosis
Chronic Bronchiolitis
Chronic Deep Vein Thrombosis (DVT)
Chronic Venous Embolism Thrombosis
Coal Workers Pneumoconiosis
Collapsed Lung (Pneumothorax)
Cough
  • View other providers who treat Cough
Empyema
  • View other providers who treat Empyema
Exercise Induced Asthma
Hepatopulmonary Syndrome
Histoplasmosis
Long COVID Disorder
Lung Nodule
Metastatic Respiratory System Cancer
Moderate Asthma
Partial Lung Collapse
Pleurisy
  • View other providers who treat Pleurisy
Pneumonitis (Due to Solids or Liquids)
Pulmonary Edema
Pulmonary Eosinophilia
Pulmonary Insufficiency
Respiratory Syncytial Virus
Rheumatoid Lung Disease
Severe Asthma
Sleep Related Hypoxemia
Spontaneous Pneumothorax
Systemic Sclerosis
Tuberculosis
Valley Fever
Viral Infection
Wegener's Granulomatosis
Arterial Blood Gas Test (ABG)
Pulmonary Rehabilitation Services
Thoracentesis

Accepted Insurance Plans

* Please verify this information when scheduling an appointment.
  • Northern CA Cigna + Oscar Open Access Plus EPO
    Northern CA Cigna + Oscar LocalPlus EPO
  • Open Access Plus
    Southern CA Select HMO
    Cigna PPO
  • Trio ACO HMO
    Blue Shield of California
    Access Plus Savenet HMO
    Silver 70 PPO
    Platinum Local Access + HMO 25 HMO
    Blue High Performance Network EPO
    Bronze 60 SHOP PPO
    Local Access Plus HMO
    Access Plus HMO
    Platinum Access+ 25 HMO
    Platinum 90 PPO
    Bronze Full 4500 PPO
  • Curative PPO
    Curative PPO Plus
    Curative EPO
  • Select PPO
    Advantage Preferred DirectAccess Plus PPO
  • Managed Choice (Open Access) POS
    Choice Plus POS II
    Savings Plus of CA EPO
    Aetna
    Open Choice PPO
    Premier Care Network Plus - Innovation Health
    Elect Choice (Open Access) EPO
  • Choice POS
    Choice Care PPO
    National POS
  • First Health (Coventry Health Care) PPO
  • Pathway EPO
    Prudent Buyer Large Group CA PPO
    Vivity CA HMO
    Anthem Blue Connection EPO
    Pathway HMO
    California Care Large Group HMO
    Prudent Buyer Small Group CA PPO
    California Care Small Group HMO
    Prudent Buyer Individual CA PPO
  • Advantage Health Solutions HMO
  • Premium
  • Blue Card High Performance Network HPN
    Blue Card PPO
  • Options PPO
    SignatureValue - CA HMO
    SignatureValue Alliance
    Medica Choice
    Nexus Open Access
    Choice Plus POS
  • CA Healthnet PPO
    CA Employer Group Plans HMO

Where Dr. Mark Weissig, MD Sees Patients

  1. 1 Office
    2141 N Harbor Blvd Ste 25000, Fullerton, CA 92835
  2. 2 St Jude Heritage Health
    100 E Valencia Mesa Dr Ste 206, Fullerton, CA 92835
  3. 3 St Jude Hospital Yorba Linda
    279 Imperial Hwy Ste 730, Fullerton, CA 92835

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. Weissig?
Call now to make an appointment
(714) 449-6900

Meet Dr. Mark Weissig, MD

Languages Spoken
Spanish
Languages Spoken
Specialties*
Pulmonary Disease
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. Weissig communicate via email?
1 user said yes.
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Does Dr. Weissig offer telehealth services or virtual visits?
2 users said yes.
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Does Dr. Weissig offer an online patient portal?
3 users said yes.
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Does Dr. Weissig offer evening visits?
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Does Dr. Weissig specialize in working with children or adolescents?
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Does Dr. Weissig specialize in working with seniors?
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Does Dr. Weissig specialize in couples therapy?
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Does Dr. Weissig specialize in working with LGBTQ+ community?
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FAQs About Dr. Weissig'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 Weissig, MD. To arrange an appointment, call the number on Dr. Weissig's profile.

Dr. Weissig frequently treats the following conditions: Interstitial Lung Disease, Asthma, Shortness of Breath, Sarcoidosis, Aspergillosis, Bronchiectasis, Pneumonia and Sleep Apnea. See more on Sharecare.

Dr. Mark Weissig, MD is affiliated with Providence St. Joseph Hospital Orange and Providence St. Jude Medical Center.

Yes, Dr. Mark Weissig, MD holds board certification in Internal Medicine and Pulmonary Disease.

Training & Medical Education
Board Certifications
  • Internal Medicine and Pulmonary Disease
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
  • Ucla Med Ctr, Pulmonary Diseases; Duke Univ Med Ctr, Internal Medicine
Residency Hospital

Hospitals Where Dr. Mark Weissig, MD Practices

  • Providence St. Joseph Hospital Orange

    1100 W Stewart Dr, Orange, CA

  • Providence St. Jude Medical Center

    101 E Valencia Mesa Dr, Fullerton, CA

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