Dr. Douglas Rennert, MD
Leesburg, VA
35 Years of Experience
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Rennert, Pulmonologist in Leesburg, VA?
Dr. Douglas Rennert, MD is a Pulmonologist, who primarily practices in Leesburg, VA with 2 additional practice locations. He has been practicing for over 35 years and is board certified. Dr. Rennert graduated from Columbia Univ College of Physicians And Surgeons and completed his residency at Nyu Hospitals Center, Pulmonary Diseases. Dr. Rennert is fluent in English and Hindi, and is currently seeing new patients. Dr. Rennert’s practice accepts Medicare, Aetna, Cigna, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Rennert’s office at (703) 858-9608.
What are Areas of Expertise for Dr. Rennert?
Dr. Douglas Rennert, MD is a highly-rated, board-certified Pulmonologist known for expertly diagnosing, treating, and managing a wide array of related conditions and procedures. Utilizing the latest medical advancements and evidence-based practices, Dr. Rennert empowers patients to confidently navigate their health journey, specializing in Sleep Disorders, and comprehensive wellness support. Serving the Leesburg, VA community, Dr. Rennert is dedicated to enhancing lives through expert, patient-centered care.
Where did Dr. Rennert go to medical school and complete their residency?
Residency: Nyu Hospitals Center, Pulmonary Diseases | St. Luke's-Roosevelt Hospital Center | New York University School of Medicine Program
Medical School: Columbia Univ Coll of Physicians And Surgeons, New York Ny | Columbia Univ College of Physicians And Surgeons
Is Dr. Rennert board certified as a Pulmonologist?
Yes, Dr. Douglas Rennert, MD is board certified by the American Board of Internal Medicine
What languages does Dr. Rennert speak?
Dr. Rennert and their clinical team can communicate with patients in the following languages:
English
Hindi
What conditions does a Pulmonologist like Dr. Rennert typically treat?
As a Pulmonologist, Dr. Rennert 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. Rennert. 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:
- Asthma
- Mild Persistent Asthma
- Reactive Airway Disease
- Bronchial Asthma
- Allergic Asthma
- Ongoing Mild Asthma
- Regular Mild Asthma
- Chronic Mild Asthma
ICD-10 Codes:
- J45909: Unspecified asthma, uncomplicated
- J4530: Mild persistent asthma, uncomplicated
Also known as:
- Shortness of Breath
- Breathing Problems
- Difficulty breathing
- Breathlessness
- Dyspnea
ICD-10 Codes:
- R0602: Shortness of breath
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:
- Obstructive Sleep Apnea
- Sleep Apnea
- Obstructive sleep apnea
- OSA
- Blocked airway during sleep
- Snoring and gasping during sleep
ICD-10 Codes:
- G4733: Obstructive sleep apnea (adult) (pediatric)
Also known as:
- Pneumonia
- Lung Infection
- Chest Infection
- Pneumonitis
ICD-10 Codes:
- J189: Pneumonia, unspecified organism
Also known as:
- Cough
- Coughing
- Persistent cough
- Chronic cough
ICD-10 Codes:
- R059: Cough, unspecified
Also known as:
- Chronic Cough
- Cough
- Persistent cough
- Long-lasting cough
- Ongoing cough
ICD-10 Codes:
- R053: Chronic cough
What procedures does a Pulmonologist like Dr. Rennert typically perform?
As a Pulmonologist, Dr. Rennert performs a variety of medical procedures. This procedure information is derived from anonymized insurance claims and highlights the medical procedures most commonly performed by Dr. Rennert. 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:
- Bronchoscopy with Lung Wash (BAL)
- Bronchoscopy and Bronchoalveolar Lavage (BAL)
- Fluoroscopy
- Bronchial lavage
- BAL procedure
- Lung washing
- Flexible bronchoscopy
CPT Codes:
- 31624: Bronchoscopy, rigid or flexible, including fluoroscopic guidance, when performed; with bronchial alveolar lavage
Also known as:
- Bronchoscopy with Ultrasound-Guided Biopsy
- Lung Biopsy with Bronchoscopy
- Bronchoscopy and Bronchoalveolar Lavage (BAL)
- Fluoroscopy
- Biopsy
- EBUS Bronchoscopy
- Endobronchial Ultrasound Biopsy
- Lung Lymph Node Biopsy
- Transbronchial Biopsy
- Bronchoscopic Lung Biopsy
- Lung Tissue Sample via Scope
CPT Codes:
- 31653: Bronchoscopy, rigid or flexible, including fluoroscopic guidance, when performed; with endobronchial ultrasound (EBUS) guided transtracheal and/or transbronchial sampling (eg, aspiration[s]/biopsy[ies]), 3 or more mediastinal and/or hilar lymph node stations or structures
- 31628: Bronchoscopy, rigid or flexible, including fluoroscopic guidance, when performed; with transbronchial lung biopsy(s), single lobe
Does Dr. Rennert accept my insurance?
Dr. Rennert accepts most major insurance plans. Important: Please call our office at (703) 858-9608 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Rennert accept in Leesburg, VA?
Dr. Rennert in Leesburg, VA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
Cigna Group
CVS Health (formerly Aetna)
Elevance Health Inc. (formerly Anthem)
Federal government of the United States
Fox Insurance Company
Medicare
Mutual of Omaha
Point32Health
UnitedHealth Group
Unknown
View All Insurances
Where is Dr. Rennert's office located?
Dr. Douglas Rennert's Primary Practice
19455 Deerfield Ave Ste 206
Leesburg, VA 20176
(703) 858-9608
What is Dr. Rennert's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Rennert's National Provider Identifier (NPI) number is 1992796502.
What common questions do patients ask about Dr. Rennert?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Rennert
What is Dr. Douglas Rennert's specialty?
Dr. Rennert is a Pulmonologist near Leesburg, VA.
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. Douglas Rennert affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Rennert is affiliated with Reston Hospital Center, Inova Loudoun Hospital 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 Douglas Rennert accepting new patients in Leesburg, VA?
Yes, Dr. Douglas Rennert is accepting new patients at this time.
Does Dr. Douglas Rennert offer online booking?
Please contact Dr. Rennert's office at (703) 858-9608 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Douglas Rennert?
Please contact Dr. Rennert's office at (703) 858-9608 for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. Douglas Rennert have?
Dr. Douglas Rennert is certified by the American Board of Internal Medicine.
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