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Dr. Rofina Widjaja, MD

Fontana, CA

20 Years of Experience

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Widjaja, Internist in Fontana, CA?

    Dr. Rofina Widjaja, MD is an Internist, who primarily practices in Fontana, CA with 2 additional practice locations. She has been practicing for over 20 years and is board certified. Dr. Widjaja is fluent in English, and is currently seeing new patients. Dr. Widjaja’s practice accepts Kaiser Permanente, Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Widjaja’s office at (888) 988-2800.

    Where did Dr. Widjaja go to medical school and complete their residency?

    • Medical School: Catholic University of Indonesia Atma Jaya

    What languages does Dr. Widjaja speak?

    Dr. Widjaja and their clinical team can communicate with patients in the following languages:

    • English

    What conditions does Dr. Widjaja treat?

    As a Internist, Dr. Widjaja 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. Widjaja. 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:

    • Immunization Visit
    • Vaccines
    • Vaccination appointment
    • Shot visit
    • Immunization encounter

    ICD-10 Codes:

    • Z23: Encounter for immunization

    Also known as:

    • Routine Adult Health Checkup
    • Health Checkup
    • Adult physical exam
    • Annual wellness visit for adults
    • General adult medical exam

    ICD-10 Codes:

    • Z0000: Encounter for general adult medical examination without abnormal findings

    Also known as:

    • Other Health Condition
    • Unspecified Health Issue
    • General Health Concern
    • Other Medical Condition

    ICD-10 Codes:

    • Z789: Other specified health status

    Also known as:

    • High Blood Pressure
    • Hypertension
    • Primary Hypertension
    • Essential Hypertension

    ICD-10 Codes:

    • I10: Essential (primary) hypertension

    Also known as:

    • Cough
    • Coughing
    • Persistent cough
    • Chronic cough

    ICD-10 Codes:

    • R059: Cough, unspecified

    Also known as:

    • Type 2 Diabetes
    • Type 2 Diabetes with High Blood Sugar
    • Diabetes Type 2
    • Type 2 diabetes
    • Hyperglycemia
    • Diabetes Mellitus Type 2
    • Adult-Onset Diabetes
    • Non-Insulin Dependent Diabetes
    • Diabetic Hyperglycemia
    • High Blood Glucose
    • High Sugar Levels

    ICD-10 Codes:

    • E119: Type 2 diabetes mellitus without complications
    • E1165: Type 2 diabetes mellitus with hyperglycemia

    Also known as:

    • Urinary Tract Infection
    • UTI
    • Bladder infection
    • Kidney infection
    • Urine infection

    ICD-10 Codes:

    • N390: Urinary tract infection, site not specified

    Also known as:

    • Common Cold
    • Upper Respiratory Infection
    • Head Cold
    • Cold Symptoms

    ICD-10 Codes:

    • J069: Acute upper respiratory infection, unspecified

    Also known as:

    • General Disorder Screening
    • General Health Screening
    • Health Screening
    • General Health Check
    • Disease Screening
    • Medical Disorder Screening
    • Routine Check-up
    • Preventive Health Exam
    • Wellness Screening

    ICD-10 Codes:

    • Z1389: Encounter for screening for other disorder
    • Z139: Encounter for screening, unspecified

    Also known as:

    • Other Muscle Disorder
    • Muscle Disorder
    • Various Muscle Conditions
    • Uncommon Muscle Problems
    • Specific Muscle Ailments

    ICD-10 Codes:

    • M6289: Other specified disorders of muscle

    Also known as:

    • COVID-19
    • COVID-19 (Coronavirus Disease 2019)
    • Coronavirus Disease 2019
    • SARS-CoV-2 Infection
    • Novel Coronavirus

    ICD-10 Codes:

    • U071: COVID-19

    Also known as:

    • Acid Reflux
    • GERD
    • Acid Reflux (GER & GERD) in Adults
    • Acid Reflux (GER & GERD) in Children
    • Acid Reflux (GER & GERD) in Infants
    • Gastroesophageal Reflux
    • Heartburn
    • Indigestion

    ICD-10 Codes:

    • K219: Gastro-esophageal reflux disease without esophagitis

    Also known as:

    • Sore Throat
    • Throat pain
    • Pharyngitis
    • Throat discomfort

    ICD-10 Codes:

    • R070: Pain in throat

    Also known as:

    • Other Chronic Pain Condition
    • Chronic Pain
    • Various chronic pain
    • Unspecified long-term pain
    • Persistent pain disorders

    ICD-10 Codes:

    • G8929: Other chronic pain

    Also known as:

    • Other Specified Aftercare
    • Specific post-op care
    • Specialized recovery care
    • Follow-up for specific procedures

    ICD-10 Codes:

    • Z5189: Encounter for other specified aftercare

    Also known as:

    • Obesity
    • Take Charge of Your Health: A Guide for Teenagers
    • Excess Weight
    • Being Overweight
    • High BMI

    ICD-10 Codes:

    • E669: Obesity, unspecified

    Also known as:

    • Asthma Flare-Up
    • Asthma
    • Asthma Attack
    • Acute Asthma Exacerbation
    • Worsening Asthma
    • Asthma Episode

    ICD-10 Codes:

    • J45901: Unspecified asthma with (acute) exacerbation

    Also known as:

    • Diarrhea
    • Loose stools
    • Runny poop
    • Frequent bowel movements

    ICD-10 Codes:

    • R197: Diarrhea, unspecified

    Which procedures does Dr. Widjaja perform as a Internist?

    As a Internist, procedures performed by an Dr. Rofina Widjaja may include:

    For detailed information, please contact Dr. Widjaja's office.

    Does Dr. Widjaja accept my insurance?

    Dr. Widjaja accepts most major insurance plans. Important: Please call our office at (888) 988-2800 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Widjaja accept in Fontana, CA?

    Dr. Widjaja in Fontana, 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

    • Express Scripts

    • Kaiser Permanente

    • Medicare

    • Seaside Health Plan

    • State of Tennessee

    • UnitedHealthcare

    View All Insurances

    Where is Dr. Widjaja's office located?

    Dr. Rofina Widjaja's Primary Practice

    9961 Sierra Ave

    Fontana, CA 92335

    (888) 988-2800

    Get Directions

    Dr. Rofina Widjaja's Practice 2

    44444 20th St W

    Lancaster, CA 93534

    Get Directions

    Dr. Rofina Widjaja's Practice 3

    10820 183rd St

    Artesia, CA 90703

    Get Directions

    What is Dr. Widjaja's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.

    Dr. Widjaja's National Provider Identifier (NPI) number is 1851449870.

    What common questions do patients ask about Dr. Widjaja?

    Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Widjaja

    What is Dr. Rofina Widjaja's specialty?

    Dr. Widjaja is a Internist near Fontana, CA.

    A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

    Contact Dr. Widjaja to book an appointment today.

    Is this Dr. Rofina Widjaja affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Widjaja is affiliated with Kaiser Permanente Orange County - Anaheim Medical Center, Kaiser Permanente South Bay Medical Center, Kaiser Permanente Riverside Medical Center, Kaiser Permanente Fontana Medical Center, Kaiser Permanente San Diego Medical Center, Kaiser Permanente Los Angeles 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

    Where can I learn more about Internist?

    Explore Internist 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 Rofina Widjaja accepting new patients in Fontana, CA?

    Yes, Dr. Rofina Widjaja is accepting new patients at this time.

    Does Dr. Rofina Widjaja offer online booking?

    Please contact Dr. Widjaja's office at (888) 988-2800 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Rofina Widjaja?

    Please contact Dr. Widjaja's office at (888) 988-2800 for information regarding telehealth appointment availability or for scheduling assistance.

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