RM
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Marcus, Diagnostic Radiologist in Fullerton, CA?
Dr. Ralph Marcus is a Diagnostic Radiologist, who primarily practices in Fullerton, CA with 2 additional practice locations. Dr. Marcus is fluent in English, and is currently seeing new patients. Dr. Marcus’s practice accepts Kaiser Permanente, Medicaid, Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Marcus’s office at (714) 992-3000.
What languages does Dr. Marcus speak?
Dr. Marcus and their clinical team can communicate with patients in the following languages:
English
What conditions does a Diagnostic Radiologist like Dr. Marcus typically treat?
As a Diagnostic Radiologist, Dr. Marcus 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. Marcus. 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 here.
Also known as:
- Widespread Abdominal Pain
- Abdominal Pain
- General stomach pain
- Overall belly pain
- Diffuse abdominal pain
ICD-10 Codes:
- R1084: Generalized abdominal pain
Also known as:
- Cough
- Coughing
- Persistent cough
- Chronic cough
ICD-10 Codes:
- R059: Cough, unspecified
Also known as:
- Headache
- Head pain
- Cephalalgia
- Tension headache
ICD-10 Codes:
- R519: Headache, unspecified
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:
- Changes in Mental State
- Mental Disorder
- Confusion
- Disorientation
- Changes in awareness
ICD-10 Codes:
- R4182: Altered mental status, unspecified
Also known as:
- Shortness of Breath
- Breathing Problems
- Difficulty breathing
- Breathlessness
- Dyspnea
ICD-10 Codes:
- R0602: Shortness of breath
What procedures does a Diagnostic Radiologist like Dr. Marcus typically perform?
As a Diagnostic Radiologist, Dr. Marcus 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. Marcus. 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 here.
Also known as:
- Inserting a Long-Term IV Port (Central Line)
- Tunneled central venous catheter insertion
- Subcutaneous port placement
- Central line with port
CPT Codes:
- 36561: Insertion of tunneled centrally inserted central venous access device, with subcutaneous port; age 5 years or older
Also known as:
- Tunneled Central Venous Catheter Removal
- Central Line Explant
- Port-a-Cath Removal
- Implantable Venous Access Device Removal
- Tunneled Catheter Extraction
CPT Codes:
- 36590: Removal of tunneled central venous access device, with subcutaneous port or pump, central or peripheral insertion
Also known as:
- Long-Term Central Venous Catheter Insertion
- Tunneled central line placement
- Central venous access device insertion
- Hickman catheter insertion
- Broviac catheter insertion
CPT Codes:
- 36558: Insertion of tunneled centrally inserted central venous catheter, without subcutaneous port or pump; age 5 years or older
Also known as:
- Abdominal Fluid Drainage with Imaging Guidance
- Guided Abdominal Paracentesis
- Ascites Drainage with Ultrasound
- Fluid Removal from Belly
CPT Codes:
- 49083: Abdominal paracentesis (diagnostic or therapeutic); with imaging guidance
Also known as:
- Bone Marrow Biopsy and Aspiration
- Biopsy
- Bone Marrow Tests
- Bone Marrow Exam
- Bone Marrow Sample Collection
- Diagnostic Bone Marrow Procedure
CPT Codes:
- 38222: Diagnostic bone marrow; biopsy(ies) and aspiration(s)
Also known as:
- Fluid Removal from Lung Area with Imaging Guidance
- Thoracentesis
- Pleural Fluid Aspiration
- Lung Tap
- Fluid Drainage from Chest
CPT Codes:
- 32555: Thoracentesis, needle or catheter, aspiration of the pleural space; with imaging guidance
Also known as:
- Lung or Chest Biopsy
- Ultrasound-Guided Fine Needle Biopsy
- Biopsy
- Ultrasound
- Percutaneous lung biopsy
- Mediastinum core needle biopsy
- Image-guided lung biopsy
- FNA Biopsy with Ultrasound
- Image-Guided Biopsy
- Fine Needle Aspiration
- First Lesion Biopsy
CPT Codes:
- 32408: Core needle biopsy, lung or mediastinum, percutaneous, including imaging guidance, when performed
- 10005: Fine needle aspiration biopsy, including ultrasound guidance; first lesion
Does Dr. Marcus accept my insurance?
Dr. Marcus accepts most major insurance plans. Important: Please call our office at (714) 992-3000 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Marcus accept in Fullerton, CA?
Dr. Marcus in Fullerton, 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 Corporation
City of Los Angeles
Kaiser Permanente
Medicare
Monarch HealthCare
St. Joseph Health System (CA)
State of California
UnitedHealth Group
Unknown
View All Insurances
Where is Dr. Marcus' office located?
Dr. Ralph Marcus' Primary Practice
2141 N Harbor Blvd Ste 16000
Fullerton, CA 92835
(714) 992-3000
What is Dr. Marcus's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Marcus's National Provider Identifier (NPI) number is 1346566056.
What common questions do patients ask about Dr. Marcus?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Marcus
What is Dr. Ralph Marcus's specialty?
Dr. Marcus is a Diagnostic Radiologist near Fullerton, CA.
What does a Diagnostic Radiologist do?
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.
Is this Dr. Ralph Marcus affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Marcus is affiliated with Providence St. Jude Medical Center, Providence St. Jude Medical Center, Kaiser Permanente Orange County - Anaheim Medical Center, Uci Medical Center, Pih Health Whittier Hospital, Ahmc Anaheim 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 Diagnostic Radiologist?: Guides for symptoms, conditions, and treatments
Understand your symptoms and know when it’s time to see a Diagnostic Radiologist. 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 Ralph Marcus accepting new patients in Fullerton, CA?
Yes, Dr. Ralph Marcus is accepting new patients at this time.
Does Dr. Ralph Marcus offer online booking?
Please contact Dr. Marcus's office at (714) 992-3000 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Ralph Marcus?
Please contact Dr. Marcus's office at (714) 992-3000 for information regarding telehealth appointment availability or for scheduling assistance.
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