Accepting new patients

Dr. Mark Onaitis, MD

Thoracic Surgery ·  Male · Age 48

Dr. Onaitis

Dr. Mark Onaitis, MD is a thoracic surgery specialist in La Jolla, CA and has been practicing for 18 years. He graduated from Duke University School Of Medicine in 1997 and specializes in thoracic surgery and hematology & oncology.


Accepting new patients


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(858) 657-7000

Dr. Onaitis accepts the following insurance:

Aetna
Aetna HMO
Choice Plus POS II
Blue Cross Blue Shield
Blue Card PPO
Blue Cross Blue Shield of California
Advantage Preferred DirectAccess Plus PPO
Blue Cross Blue Shield of California PPO
Select Plus HMO
Cigna
Cigna HMO
Cigna PPO
Open Access Plus
First Health (Coventry Health Care)
First Health (Coventry Health Care) PPO
Molina Healthcare
MultiPlan
MultiPlan PPO
PHCS Network PPO

Background Check

No malpractice claims found for California
No disciplinary actions found for the years we collect data
No board actions found for the years we collect data
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Experience Check

Check Dr. Onaitis' experience treating your condition or procedure

Dr. Onaitis' Top Procedures and Conditions

Treatment Frequency
Lymph Node Biopsy or Excision
high
high

Treatment Frequency

Dr. Onaitis performs Lymph Node Biopsy or Excision more than 84% of his peers

Dr. Onaitis performs this procedure more than 84% of his peers

Lung Surgery
normal
normal

Treatment Frequency

Dr. Onaitis performs Lung Surgery more than 78% of his peers

Dr. Onaitis performs this procedure more than 78% of his peers

Pulmonary Disease
normal
normal

Treatment Frequency

Dr. Onaitis treats Pulmonary Disease more than 72% of his peers

Dr. Onaitis treats this condition more than 72% of his peers

Dr. Onaitis' conditions and procedures:

  • Abscess or Cyst Drainage or Aspiration
  • Abscess or Fluid Incision and Drainage
  • Acute Leukemia
  • Acute Lymphocytic Leukemia
  • All Lymphoma
  • Anemia
  • Aneurysm
  • Angina and Acute Coronary Syndrome
  • Aortic Aneurysm
  • Aortic Dissection
  • Aortic Embolism and Thrombosis
  • Aortic Valve Disease
  • Arrhythmias
  • Arterial Catheterization With Robotic Assistance
  • Atrial Fibrillation
  • Atrial Flutter
  • Autoimmune Diseases
  • Benign Tumor
  • Bleeding Disorders
  • Blood Disorders
  • Bone Cancer
  • Bone Disorders
  • Cancer
  • Cardiac Catheterization (incl. Coronary Angiography)
  • Cardiac Electrophysiology
  • Cardiomegaly
  • Cardiomyopathy
  • Carotid Artery Disease
  • Chest CT (incl. Heart and Lungs)
  • Coagulation Disorders (incl. Hemophilia)
  • Congenital Heart Defects
  • Coronary Artery Bypass Graft (CABG) Surgery
  • Coronary Artery Bypass With Robotic Assistance
  • Coronary Artery Disease (CAD)
  • Decortication and Pleurectomy
  • Deep Vein Thrombosis (DVT)
  • Diaphragmatic-Paraesophageal Hiatal Hernia Repair With Robotic Assistance
  • Empyema
  • Esophageal Cancer
  • Esophageal Diseases
  • Esophageal Surgery
  • Esophagectomy (Esophagogastrostomy, Esophagojejunostomy)
  • Esophagomyotomy
  • Esophagomyotomy With Robotic Assistance
  • Esophagostomy
  • Excision of Esophageal Lesion
  • Head and Neck Cancer
  • Head and Neck Surgery
  • Heart Disease
  • Heart Surgery
  • Hemophilia
  • Hernia Repair
  • Hodgkin's Disease
  • Immune Thrombocytopenic Purpura (ITP)
  • Laparoscopic Diaphragmatic or Paraesophageal Hernia Repair With Robotic Assistance
  • Laparoscopic Surgical Procedure
  • Leukocytosis
  • Lobectomy of Lung With Robotic Assistance
  • Lobectomy, Open
  • Lung Cancer
  • Lung Neoplasms, Not Specified as Malignant
  • Lung Removal (Partial or Complete): Open, or Resection of Lung Tumor: Open
  • Lung Removal, Open
  • Lung Surgery
  • Lymph Node Biopsy or Excision
  • Lymphadenectomy With Robotic Assistance
  • Mediastinal Tumors, Malignant
  • Mediastinal Tumors, Not Specified as Malignant
  • Mitral Valve Disease
  • Multiple Myeloma
  • Neuroendocrine Tumors
  • Neutropenia
  • Non-Hodgkin's Lymphoma
  • Open Diaphragmatic and-or Paraesophageal Hiatal Hernia Repair
  • Open Thymectomy
  • Paraesophageal Hernia Repair, Laparoscopic
  • Pericardial Disease
  • Peripheral Artery Catheterization
  • Plasmapheresis
  • Pleura Cancer
  • Pleural Cancer
  • Pleural Neoplasm, Not Specified as Malignant
  • Port Placements or Replacements
  • Pulmonary Disease
  • Pulmonary Embolism
  • Pulmonary Valve Disease
  • Purpura
  • Septal Defect
  • Thoracentesis
  • Thoracoscopic Excision of Lung With Robotic Assistance
  • Thoracoscopic Lobectomy
  • Thoracoscopic Lobectomy of Lung With Robotic Assistance
  • Thoracoscopic Pneumonectomy
  • Thoracoscopic Segmentectomy
  • Thoracoscopic Thymectomy
  • Thoracoscopic Wedge Resection
  • Thrombocytosis
  • Thrombosis
  • Thymomas
  • Tracheal Surgery
  • Vascular Disease
  • Vascular Surgical Procedure
  • Venous Embolism and Thrombosis
  • Video-Assisted Thoracoscopic Surgery (VATS) or Thoracotomy
  • von Willebrand Disease

About Me

Im a thoracic surgeon who primarily sees lung and esophageal cancer patients but treats benign esophageal patients as well. Ive been at Duke for about 20 years and enjoy working at a place with top-notch clinicians doing cutting-edge work. I became a...

Specialties

  • Thoracic Surgery
  • Hematology & Oncology

Board Certifications

  • Thoracic Cardiovascular Surgery

Education

2007
Duke University Medical Center
Residency Hospital
2001
Duke University Medical Center
Fellowship Hospital
1997
Duke University School Of Medicine
Medical School
2007
2001
1997

Awards

Dr. Onaitis' Reviews

Likelihood to recommend Dr. Onaitis

4.6

Based on 10 reviews

5 Stars
90%
(9)
4 Stars
0%
(0)
3 Stars
0%
(0)
2 Stars
0%
(0)
1 Star
10%
(1)

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Dr. Onaitis?
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Average Wait Time
  • 16 – 30 minutes
Dr. Onaitis' Performance
  • Trustworthiness
  • Explains condition(s) well
  • Answers questions
  • Time well spent
Office & Staff Performance
  • Scheduling
  • Office environment
  • Staff friendliness
What People Say About Dr. Mark Onaitis, MD
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I would highly recommend Dr. Onaitis. He removed a lobe of my right lung that had a malignant growth with the VATS procedure. I was able to leave the hospital after two days and continue recovering in the comfort of my home.
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His kind yet persistent attitude led me to have a nodule removed from my lung even after a biopsy had come back negative. He was correct, it was cancer but luckily it was stage 1A and removed successfully. He saved my life. Though I now live in Texas I will fly back to SD to see him for all...Read More
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