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Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Stewart, Diagnostic Radiologist in Northridge, CA?
Dr. John Stewart, MD, PHD is a Diagnostic Radiologist, who primarily practices in Northridge, CA with 2 additional practice locations. He is board certified by the American Board of Radiology. Dr. Stewart is fluent in English, Creoles and pidgins, and Spanish, and is currently seeing new patients. Dr. Stewart’s practice accepts Kaiser Permanente, Medicaid, Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Stewart’s office.
Where did Dr. Stewart go to medical school and complete their residency?
Is Dr. Stewart board certified in Diagnostic Radiologist?
Yes, Dr. John Stewart, MD, PHD is board certified by the American Board of Radiology
What languages does Dr. Stewart speak?
Dr. Stewart and their clinical team can communicate with patients in the following languages:
Creoles and pidgins
English
Spanish
What conditions does Dr. Stewart treat?
As a Diagnostic Radiologist, Dr. Stewart 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. Stewart. 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.
Also known as:
- Other Abnormal Findings on Lung Scan
- Unusual Lung Scan Results
- Atypical Lung Imaging
- Nonspecific Lung Abnormality
ICD-10 Codes:
- R918: Other nonspecific abnormal finding of lung field
Also known as:
- Chest Pain
- Chest discomfort
- Thoracic pain
- Upper body pain
ICD-10 Codes:
- R079: Chest pain, unspecified
Also known as:
- Collapsed Lung
- Atelectasis
- Lung collapse
- Incomplete lung expansion
ICD-10 Codes:
- J9811: Atelectasis
Also known as:
- Head Injury
- Head Injuries
- Head Trauma
- Cranial Injury
- Brain Injury
ICD-10 Codes:
- S0990XA: Unspecified injury of head, initial encounter
Also known as:
- Abdominal Pain
- Stomach Ache
- Belly Pain
- Stomach Pain
ICD-10 Codes:
- R109: Unspecified abdominal pain
Also known as:
- Constipation
- Difficulty Passing Stool
- Infrequent Bowel Movements
- Hard Stools
ICD-10 Codes:
- K5900: Constipation, unspecified
Also known as:
- Neck Injury
- Neck Injuries and Disorder
- Neck Trauma
- Neck Damage
- Injured Neck
ICD-10 Codes:
- S199XXA: Unspecified injury of neck, initial encounter
Also known as:
- Brain Ischemia
- Ischemic Stroke
- Lack of Blood Flow to Brain
- Brain Hypoxia
ICD-10 Codes:
- I6782: Cerebral ischemia
Also known as:
- Gallstones
- Cholelithiasis
- Gallbladder stones
- Biliary calculi
ICD-10 Codes:
- K8020: Calculus of gallbladder without cholecystitis without obstruction
Also known as:
- Headache
- Head pain
- Cephalalgia
- Tension headache
ICD-10 Codes:
- R519: Headache, unspecified
Also known as:
- Chest Injury
- Chest Injuries and Disorder
- Thoracic Injury
- Chest Trauma
- Rib Cage Injury
ICD-10 Codes:
- S299XXA: Unspecified injury of thorax, initial encounter
Also known as:
- Pleural Effusion
- Pleural Disorder
- Fluid in lungs
- Water on the lung
- Fluid around lungs
ICD-10 Codes:
- J90: Pleural effusion, not elsewhere classified
Also known as:
- Localized Swelling
- Edema
- Localized Edema
- Fluid Retention
- Swelling in one area
ICD-10 Codes:
- R600: Localized edema
Also known as:
- Catheter Management
- Catheter adjustment
- Catheter care
- Non-vascular catheter maintenance
ICD-10 Codes:
- Z4682: Encounter for fitting and adjustment of non-vascular catheter
Also known as:
- Chest Pain
- Chest discomfort
- Thoracic pain
- Pectoral pain
ICD-10 Codes:
- R0789: Other chest pain
Also known as:
- Other Soft Tissue Disorder
- Connective Tissue Disorder
- Muscle Disorder
- Muscle and connective tissue problems
- Uncommon soft tissue conditions
- Various soft tissue ailments
ICD-10 Codes:
- M7989: Other specified soft tissue disorders
Also known as:
- Shortness of Breath
- Breathing Problems
- Difficulty breathing
- Breathlessness
- Dyspnea
ICD-10 Codes:
- R0602: Shortness of breath
Also known as:
- Scalp Bruise
- Bruises
- Bruised scalp
- Scalp contusion
- Head bump
ICD-10 Codes:
- S0003XA: Contusion of scalp, initial encounter
Also known as:
- Abnormal Abdominal Imaging
- Abnormal belly scan
- Unusual abdominal imaging
- Abdominal scan findings
ICD-10 Codes:
- R935: Abnormal findings on diagnostic imaging of other abdominal regions, including retroperitoneum
Also known as:
- Kidney Swelling from Kidney Stones
- Kidney Disease
- Kidney Stones
- Ureteral Disorder
- Hydronephrosis due to Stones
- Kidney Stone Obstruction
- Ureteral Stone Blockage
ICD-10 Codes:
- N132: Hydronephrosis with renal and ureteral calculous obstruction
Which procedures does Dr. Stewart perform as a Diagnostic Radiologist?
As a Diagnostic Radiologist, procedures performed by a Dr. John Stewart may include:
- Abdominal Aortic Aneurysm (AAA) Screening
- Abdominal Imaging
- Abdominal Radiology Consultation
- Angiography
- Arthrography
- Barium Swallow
- Bone Biopsy
- Bone Density Measurement / DXA Scan
For detailed information, please contact Dr. Stewart's office.
Does Dr. Stewart accept my insurance?
Dr. Stewart accepts most major insurance plans. Important: Please call our office at before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Stewart accept in Northridge, CA?
Dr. Stewart in Northridge, 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
Centene
City of Los Angeles
Crown Cork and Seal Company
Heritage Health
Kaiser Permanente
Medicaid
Other Health Care Provider
Preferred IPA
UnitedHealthcare
View All Insurances
Where is Dr. Stewart's office located?
What is Dr. Stewart's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Stewart's National Provider Identifier (NPI) number is 1053367250.
What common questions do patients ask about Dr. Stewart?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Stewart
What is Dr. John Stewart's specialty?
Dr. Stewart is a Diagnostic Radiologist near Northridge, CA. A radiologist is a medical doctor who specializes in using imaging technologies to diagnose, manage, and treat various medical conditions. Radiologists typically focus on Diagnostic Radiology, Interventional Radiology, or Radiation Oncology, and may also obtain certifications in a range of subspecialties, such as neuroradiology, musculoskeletal radiology, or pediatric radiology. Additionally, board certifications are available in Medical Physics, which ensures the safe and effective use of radiation in imaging and treatment. Radiologists collaborate with other healthcare professionals to interpret imaging results and help guide patient care decisions. Contact Dr. Stewart to book an appointment today.
Is this Dr. John Stewart affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Stewart is affiliated with Valley Presbyterian Hospital, Dignity Health - St. Mary Medical Center, Dignity Health - Glendale Memorial Hospital & Health Center, Providence Holy Cross Medical Center, Los Angeles General Medical Center, Henry Mayo Newhall 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
Where can I learn more about Diagnostic Radiologist?
Explore Diagnostic Radiologist with 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 John Stewart accepting new patients in Northridge, CA?
Yes, Dr. John Stewart is accepting new patients at this time.
Does Dr. John Stewart offer online booking?
Please contact Dr. Stewart's office for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with John Stewart?
Please contact Dr. Stewart's office for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. John Stewart have?
Dr. John Stewart is certified by the American Board of Radiology.
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