
24 Years of Experience
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Nassar, Pulmonologist in San Bernardino, CA?
Dr. Nicolas Nassar, MD is a Pulmonologist, who primarily practices in San Bernardino, CA. He has been practicing for over 24 years and is board certified. Dr. Nassar graduated from Govt. Dental College, Bangalore University, India and completed his residency at Allegheny Gen Hosp, Pulmonary Diseases; Maryland Gen Hosp, Internal Medicine. Dr. Nassar is fluent in English, Arabic, and Spanish, and is currently seeing new patients. Dr. Nassar’s practice accepts Kaiser Permanente, Medicaid, Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Nassar’s office at (909) 886-1600.
Where did Dr. Nassar go to medical school and complete their residency?
Residency: Allegheny Gen Hosp, Pulmonary Diseases; Maryland Gen Hosp, Internal Medicine | SCS/MSUCOM/WMU Homer Stryker MD School of Med Program
Medical School: Govt. Dental College, Bangalore University, India
Is Dr. Nassar board certified as a Pulmonologist?
Yes, Dr. Nicolas Nassar, MD is board certified by the American Board of Internal Medicine
What languages does Dr. Nassar speak?
Dr. Nassar and their clinical team can communicate with patients in the following languages:
Arabic
English
Spanish
What conditions does a Pulmonologist like Dr. Nassar typically treat?
As a Pulmonologist, Dr. Nassar diagnoses, treats, and manages a wide range of conditions. This condition information is derived from anonymized insurance claims and highlights the medical conditions most commonly treated by Dr. Nassar. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly. Learn more about our claims-based healthcare methodology.
Also known as:
- Collapsed Lung
- Atelectasis
- Lung collapse
- Incomplete lung expansion
ICD-10 Codes:
- J9811: Atelectasis
Also known as:
- Low Blood Oxygen
- Lung Disease
- Hypoxemia
- Reduced oxygen in blood
- Oxygen deficiency
ICD-10 Codes:
- R0902: Hypoxemia
Also known as:
- Acute Respiratory Failure
- Chronic Respiratory Failure
- Respiratory Failure
- Sudden lung failure
- Acute breathing failure
- Rapid onset respiratory failure
- Long-term lung failure
- Ongoing breathing failure
- Chronic lung insufficiency
ICD-10 Codes:
- J9600: Acute respiratory failure, unspecified whether with hypoxia or hypercapnia
- J9610: Chronic respiratory failure, unspecified whether with hypoxia or hypercapnia
Also known as:
- COPD
- Chronic Obstructive Pulmonary Disease
- Chronic Lung Disease
- Emphysema and Chronic Bronchitis
ICD-10 Codes:
- J449: Chronic obstructive pulmonary disease, unspecified
Also known as:
- Generalized Muscle Weakness
- Muscle Disorder
- Overall Body Weakness
- Widespread Muscle Weakness
- Systemic Muscle Weakness
ICD-10 Codes:
- M6281: Muscle weakness (generalized)
Also known as:
- Other Lung Disease
- Lung Disease
- Various lung conditions
- Unspecified lung disorder
- Miscellaneous lung problems
ICD-10 Codes:
- J984: Other disorders of lung
Also known as:
- Shortness of Breath
- Breathing Problems
- Difficulty breathing
- Breathlessness
- Dyspnea
ICD-10 Codes:
- R0602: Shortness of breath
What procedures does a Pulmonologist like Dr. Nassar typically perform?
As a Pulmonologist, procedures performed by Dr. Nicolas Nassar may include:
- Bronchoscopy
- Endobronchial Ultrasound (EBUS)
- Interventional Bronchoscopy
- Intrathoracic Adenopathy
- Lung Cancer Screening
- Lung Cancer Staging
- Lung Surgery Consultation
- Mechanical Ventilation
Please contact Dr. Nassar's office directly to confirm care for your specific procedure, for more information, or to schedule a consultation.
Does Dr. Nassar accept my insurance?
Dr. Nassar accepts most major insurance plans. Important: Please call our office at (909) 886-1600 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Nassar accept in San Bernardino, CA?
Dr. Nassar in San Bernardino, CA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
All Other Third Party
Inland Empire Health Plan
Inland Faculty Medical Group, Inc
Kaiser Permanente
Medicaid
Medicare
Other Health Care Provider
State of California
UnitedHealth Group
Unknown
View All Insurances
Where is Dr. Nassar's office located?
Dr. Nicolas Nassar's Primary Practice
406 E Vanderbilt Way
San Bernardino, CA 92408
(909) 886-1600
What is Dr. Nassar's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Nassar's National Provider Identifier (NPI) number is 1104851609.
What common questions do patients ask about Dr. Nassar?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Nassar
What is Dr. Nicolas Nassar's specialty?
Dr. Nassar is a Pulmonologist near San Bernardino, CA.
What does a Pulmonologist do?
An internist specializing in the treatment of lung and airway diseases. The pulmonologist diagnoses and manages conditions such as cancer, pneumonia, pleurisy, asthma, occupational and environmental illnesses, bronchitis, sleep disorders, emphysema, and other complex lung disorders.
Is this Dr. Nicolas Nassar affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Nassar is affiliated with St. Bernardine Medical Center, Kaiser Permanente Fontana Medical Center, Redlands Community Hospital, Providence St. Jude Medical Center, Riverside Community Hospital, Arrowhead Regional Medical Center which are a Castle Connolly Top Hospitals. Castle Connolly Top Hospitals are healthcare institutions recognized for their excellence in specific medical procedures and overall patient care. They are identified through a rigorous peer nomination process, evaluating factors like patient outcomes, quality of care, and expertise. The list recognizes hospitals that excel in 20 or more specific medical procedures, representing the top 25% nationwide. Castle Connolly Top Hospitals
When to see a Pulmonologist?: Guides for symptoms, conditions, and treatments
Understand your symptoms and know when it’s time to see a Pulmonologist. Explore insights from trusted medical experts on EverydayHealth.com, where you'll find the most relevant content and helpful condition guides for up-to date information about symptoms, causes, diagnosis, treatment and more. See all our health guides to find trusted information on medical conditions from our experts at Everyday Health.
Is Nicolas Nassar accepting new patients in San Bernardino, CA?
Yes, Dr. Nicolas Nassar is accepting new patients at this time.
Does Dr. Nicolas Nassar offer online booking?
Please contact Dr. Nassar's office at (909) 886-1600 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Nicolas Nassar?
Please contact Dr. Nassar's office at (909) 886-1600 for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. Nicolas Nassar have?
Dr. Nicolas Nassar is certified by the American Board of Internal Medicine.
Other Pulmonologist Near San Bernardino, CA
MZ
Family Medicine Specialist
Dr. Marco Zahedi, MD is a Family Medicine Specialist, who primarily practices in Santa Ana, CA with 2 additional practice locations.
Santa Ana, CA

Pulmonologist
Dr. Ahmad Alazzeh, MD is a Pulmonologist, who primarily practices in Riverside, CA with 2 additional practice locations.
Riverside, CA
BJ
Pediatric Pulmonologist
Dr. Biswas Joshi, MD is a Pediatric Pulmonologist, who primarily practices in San Bernardino, CA with 1 additional practice location.
San Bernardino, CA