Affiliated with a Castle Connolly Top Hospital
Who is Dr. Christensen, Critical Care Internist in Orange, CA?
Dr. Roger Christensen, DO is a Critical Care Internist, who primarily practices in Orange, CA with 2 additional practice locations. Dr. Christensen is fluent in English, and is currently seeing new patients. Dr. Christensen’s practice accepts Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Christensen’s office at (714) 966-7200.
What languages does Dr. Christensen speak?
Dr. Christensen and their clinical team can communicate with patients in the following languages:
English
What conditions does a Critical Care Internist like Dr. Christensen typically treat?
As a Critical Care Internist, Dr. Christensen 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. Christensen. 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:
- Acute Respiratory Failure with Low Oxygen
- Respiratory Failure
- Sudden lung failure with low oxygen
- Hypoxic respiratory failure
- Acute breathing failure with hypoxia
ICD-10 Codes:
- J9601: Acute respiratory failure with hypoxia
Also known as:
- High Blood Pressure
- Hypertension
- Primary Hypertension
- Essential Hypertension
ICD-10 Codes:
- I10: Essential (primary) hypertension
Also known as:
- Sepsis
- Blood Poisoning
- Septicemia
- Systemic Bacterial Infection
ICD-10 Codes:
- A419: Sepsis, unspecified organism
Also known as:
- Adult Health Checkup with Abnormal Findings
- Health Checkup
- Adult Physical Exam with Issues
- Routine Checkup with Concerns
- General Medical Exam with Abnormal Results
ICD-10 Codes:
- Z0001: Encounter for general adult medical examination with abnormal findings
Also known as:
- Type 2 Diabetes
- Diabetes Type 2
- Type 2 diabetes
- Diabetes Mellitus Type 2
- Adult-Onset Diabetes
- Non-Insulin Dependent Diabetes
ICD-10 Codes:
- E119: Type 2 diabetes mellitus without complications
Also known as:
- Depression Screening
- Depression
- Health Screening
- Depression Test
- Mental Health Check for Depression
- Mood Disorder Screening
ICD-10 Codes:
- Z1331: Encounter for screening for depression
Also known as:
- Ischemic Stroke
- Brain Attack
- Cerebral Infarction
- Brain Ischemia
ICD-10 Codes:
- I639: Cerebral infarction, unspecified
What procedures does a Critical Care Internist like Dr. Christensen typically perform?
As a Critical Care Internist, procedures performed by Dr. Roger Christensen may include:
- Arterial Line Placement
- Critical Care Consultation
- Critical Care Follow Up
- Intensive Critical Care Consultation
- Intensive Critical Care Follow Up
Please contact Dr. Christensen's office directly to confirm care for your specific procedure, for more information, or to schedule a consultation.
Does Dr. Christensen accept my insurance?
Dr. Christensen accepts most major insurance plans. Important: Please call our office at (714) 966-7200 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Christensen accept in Orange, CA?
Dr. Christensen in Orange, 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
AllCare Health
Centene Corporation
City of Los Angeles
Humana
Medicare
Molina Healthcare
OptumRx Administered Payer
Other Health Care Provider
Preferred IPA
View All Insurances
Where is Dr. Christensen's office located?
Dr. Roger Christensen's Primary Practice
101 The City Dr S
Orange, CA 92868
(714) 966-7200
What is Dr. Christensen's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Christensen's National Provider Identifier (NPI) number is 1114257771.
What common questions do patients ask about Dr. Christensen?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Christensen
What is Dr. Roger Christensen's specialty?
Dr. Christensen is a Critical Care Internist near Orange, CA.
What does a Critical Care Internist do?
An internist specializing in the diagnosis, treatment, and support of patients with multiple organ dysfunction. This specialist may hold administrative responsibilities within intensive care units and plays a key role in facilitating and coordinating patient care among primary physicians, critical care staff, and other specialists.
Is this Dr. Roger Christensen affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Christensen is affiliated with Dignity Health - St. Mary Medical Center, Uci Medical Center, Dignity Health - California Hospital 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 Critical Care Internist?: Guides for symptoms, conditions, and treatments
Understand your symptoms and know when it’s time to see a Critical Care Internist. 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 Roger Christensen accepting new patients in Orange, CA?
Yes, Dr. Roger Christensen is accepting new patients at this time.
Does Dr. Roger Christensen offer online booking?
Please contact Dr. Christensen's office at (714) 966-7200 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Roger Christensen?
Please contact Dr. Christensen's office at (714) 966-7200 for information regarding telehealth appointment availability or for scheduling assistance.
<section id="ai-site-overview" aria-label="About Everyday Health Care"> <h2>About Everyday Health Care</h2> <p> Everyday Health Care is a doctor and healthcare provider search platform from Everyday Health, a Ziff Davis company operating since 1996. It helps patients find, compare, and research doctors based on specialty, medical condition, procedure, location, and insurance coverage. </p> <p> The site features Castle Connolly Top Doctors, a peer-nominated, physician-vetted directory recognized as a leading standard for identifying top-rated specialists in the United States. Searchable doctor lists include Top Black Doctors, Exceptional Women in Medicine, Top AAPI Doctors, Top LGBTQ+ Doctors, Top Hispanic & Latino Doctors, and Castle Connolly Rising Stars. </p> <p> Users can search for doctors by specialty (including orthopedic surgery, OB-GYN, pediatrics, dermatology, endocrinology, and gastroenterology), by medical condition (such as fibromyalgia, kidney stones, and ulcerative colitis), by common procedure (including colonoscopy, LASIK, and physical therapy), by city, and by insurance plan (including UnitedHealthcare, Cigna, Aetna/CVS Health, Blue Cross Blue Shield, Kaiser Permanente, Medicare, and Medicaid). </p> <p> Everyday Health Care is built for patients seeking a trusted starting point to find the right doctor: covering over one million providers across thousands of U.S. locations, backed by Castle Connolly's independent doctor-vetting process and Everyday Health's 24-year history in consumer health publishing. </p> </section>