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Dr. Ronald Shigematsu, MD

Dr. Ronald Shigematsu, MD

Los Angeles, CA

41 Years of Experience

Accepting patients

    Who is Dr. Shigematsu, Family Medicine Specialist in Los Angeles, CA?

    Dr. Ronald Shigematsu, MD is a Family Medicine Specialist, who primarily practices in Los Angeles, CA with 1 additional practice location. He has been practicing for over 41 years and is board certified by the American Board of Family Medicine. Dr. Shigematsu graduated from University of California and completed his residency at Ucla Med Ctr, Family Medicine. Dr. Shigematsu is fluent in English and Japanese, and is currently seeing new patients. Dr. Shigematsu’s practice accepts Medicaid, Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Shigematsu’s office at (213) 628-1020.

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

    • Residency: Ucla Med Ctr, Family Medicine | Harbor-UCLA Medical Center

    • Medical School: University of Ca, San Diego, Sch of Med, La Jolla Ca | University of California

    Is Dr. Shigematsu board certified in Family Medicine Specialist?

    Yes, Dr. Ronald Shigematsu, MD is board certified by the American Board of Family Medicine

    What languages does Dr. Shigematsu speak?

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

    • English

    • Japanese

    What conditions does Dr. Shigematsu treat?

    As a Family Medicine Specialist, Dr. Shigematsu 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. Shigematsu. 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:

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

    ICD-10 Codes:

    • I10: Essential (primary) hypertension

    Also known as:

    • Chronic Kidney Disease from High Blood Pressure
    • Chronic Kidney Disease, Stage 2 (Mild)
    • Chronic Kidney Disease
    • High Blood Pressure
    • Chronic Kidney Disease (CKD)
    • Hypertensive Chronic Kidney Disease
    • High Blood Pressure Kidney Disease
    • Hypertension-Related Kidney Disease
    • CKD Stage 2
    • Mild Chronic Kidney Disease

    ICD-10 Codes:

    • I129: Hypertensive chronic kidney disease with stage 1 through stage 4 chronic kidney disease, or unspecified chronic kidney disease
    • N182: Chronic kidney disease, stage 2 (mild)

    Also known as:

    • Mixed High Cholesterol and Triglycerides
    • Cholesterol
    • Triglycerides
    • Mixed hyperlipidemia
    • Combined hyperlipidemia
    • High lipids

    ICD-10 Codes:

    • E782: Mixed hyperlipidemia

    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:

    • COPD
    • COPD Flare-Up
    • Chronic Obstructive Pulmonary Disease
    • Chronic Lung Disease
    • Emphysema and Chronic Bronchitis
    • COPD Exacerbation
    • Chronic Obstructive Pulmonary Disease Flare-Up
    • Worsening COPD
    • COPD Attack

    ICD-10 Codes:

    • J449: Chronic obstructive pulmonary disease, unspecified
    • J4489: Other specified chronic obstructive pulmonary disease
    • J441: Chronic obstructive pulmonary disease with (acute) exacerbation

    Also known as:

    • Pinched Nerve in Lower Back
    • Pinched Nerve in Neck
    • Back Pain
    • Peripheral Nerve Disorder
    • Neck Injuries and Disorder
    • Lumbar Radiculopathy
    • Lower Back Nerve Compression
    • Compressed Nerve in Lower Back
    • Cervical Radiculopathy
    • Neck Nerve Compression
    • Compressed Nerve in Neck

    ICD-10 Codes:

    • M5416: Radiculopathy, lumbar region
    • M5412: Radiculopathy, cervical region

    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:

    • Lower Back Nerve Root Pain
    • Back Pain
    • Peripheral Nerve Disorder
    • Pinched Nerve in Lower Back
    • Lumbosacral Radiculopathy
    • Sciatica

    ICD-10 Codes:

    • M5417: Radiculopathy, lumbosacral region

    Also known as:

    • Type 2 Diabetes with Kidney Disease
    • Diabetes Type 2
    • Diabetic Kidney Problems
    • Type 2 diabetes
    • Diabetic Nephropathy
    • Kidney Damage from Type 2 Diabetes
    • Type 2 Diabetes Kidney Complications

    ICD-10 Codes:

    • E1121: Type 2 diabetes mellitus with diabetic nephropathy

    Also known as:

    • Bronchitis
    • Bronchial Disorder
    • Chest cold
    • Inflammation of bronchial tubes
    • Acute bronchitis

    ICD-10 Codes:

    • J40: Bronchitis, not specified as acute or chronic

    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:

    • Recurrent Depression
    • Depression
    • Chronic depression
    • Repeated depressive episodes
    • Clinical depression

    ICD-10 Codes:

    • F339: Major depressive disorder, recurrent, unspecified

    Also known as:

    • High Blood Pressure Heart and Kidney Disease with Heart Failure
    • Chronic Kidney Disease
    • Heart Failure
    • High Blood Pressure
    • Hypertensive Cardiorenal Syndrome
    • Heart and Kidney Failure from High Blood Pressure

    ICD-10 Codes:

    • I130: Hypertensive heart and chronic kidney disease with heart failure and stage 1 through stage 4 chronic kidney disease, or unspecified chronic kidney disease

    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:

    • 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:

    • Age-Related Osteoporosis
    • Fractures
    • Osteoporosis
    • Senile Osteoporosis
    • Primary Osteoporosis
    • Bone Thinning from Aging

    ICD-10 Codes:

    • M810: Age-related osteoporosis without current pathological fracture

    Which procedures does Dr. Shigematsu perform as a Family Medicine Specialist?

    As a Family Medicine Specialist, procedures performed by a Dr. Ronald Shigematsu may include:

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

    Does Dr. Shigematsu accept my insurance?

    Dr. Shigematsu accepts most major insurance plans. Important: Please call our office at (213) 628-1020 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Shigematsu accept in Los Angeles, CA?

    Dr. Shigematsu in Los Angeles, CA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • Alignment Health Plan

    • All Other Third Party

    • Blue Shield of California

    • Centene

    • City of Los Angeles

    • CVS Health (formerly Aetna)

    • Humana

    • Medicare

    • Molina

    • UnitedHealthcare

    View All Insurances

    Where is Dr. Shigematsu's office located?

    Dr. Ronald Shigematsu's Primary Practice

    420 E 3rd St Ste 705

    Los Angeles, CA 90013

    (213) 628-1020

    Get Directions

    Dr. Ronald Shigematsu's Practice 2

    1245 Wilshire Blvd Ste 680

    Los Angeles, CA 90017

    Get Directions

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

    Dr. Shigematsu's National Provider Identifier (NPI) number is 1194899831.

    What common questions do patients ask about Dr. Shigematsu?

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

    What is Dr. Ronald Shigematsu's specialty?

    Dr. Shigematsu is a Family Medicine Specialist near Los Angeles, CA. Family Medicine is a medical specialty focused on comprehensive healthcare for individuals and families. It is a broad field that integrates biological, clinical, and behavioral sciences. The scope of family medicine covers all ages, genders, organ systems, and disease conditions, offering a holistic approach to patient care. Contact Dr. Shigematsu to book an appointment today.

    Is this Dr. Ronald Shigematsu affiliated with a ranked Castle Connolly Top Hospital?

    No, Shigematsu is not affiliated with a Castle Connolly Top Hospital. Castle Connolly Top Hospitals 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 Family Medicine Specialist?

    Explore Family Medicine Specialist 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 Ronald Shigematsu accepting new patients in Los Angeles, CA?

    Yes, Dr. Ronald Shigematsu is accepting new patients at this time.

    Does Dr. Ronald Shigematsu offer online booking?

    Please contact Dr. Shigematsu's office at (213) 628-1020 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Ronald Shigematsu?

    Please contact Dr. Shigematsu's office at (213) 628-1020 for information regarding telehealth appointment availability or for scheduling assistance.

    Which board certifications does Dr. Ronald Shigematsu have?

    Dr. Ronald Shigematsu is certified by the American Board of Family Medicine.

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