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Dr. Gwendolen Chang, MD

San Leandro, CA

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Chang, Internist in San Leandro, CA?

    Dr. Gwendolen Chang, MD is an Internist, who primarily practices in San Leandro, CA with 2 additional practice locations. She is board certified. Dr. Chang is fluent in English and Chinese, and is currently seeing new patients. Dr. Chang’s practice accepts Cigna, Kaiser Permanente, Medicaid, Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Chang’s office at (510) 351-9373.

    What languages does Dr. Chang speak?

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

    • Chinese

    • English

    What conditions does Dr. Chang treat?

    As a Internist, Dr. Chang 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. Chang. 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:

    • End-Stage Kidney Disease
    • Chronic Kidney Disease, Stage 3a
    • Chronic Kidney Disease Stage 3b
    • Chronic Kidney Disease, Stage 4 (Severe)
    • End-Stage Kidney Disease from High Blood Pressure
    • Chronic Kidney Disease Stage 5
    • Chronic Kidney Disease, Stage 2 (Mild)
    • Chronic Kidney Disease from High Blood Pressure
    • Kidney Failure
    • Chronic Kidney Disease (CKD)
    • Helping Your Child Adapt to Life with Chronic Kidney Disease
    • Chronic Kidney Disease
    • High Blood Pressure
    • ESRD
    • End-Stage Renal Failure
    • CKD Stage 3a
    • Moderate Chronic Kidney Disease
    • CKD Stage 3b
    • CKD Stage 4
    • Severe Chronic Kidney Disease
    • Hypertensive End-Stage Renal Disease
    • Kidney Failure due to High Blood Pressure
    • Stage 5 CKD from Hypertension
    • CKD Stage 5
    • End-Stage Renal Disease
    • CKD Stage 2
    • Mild Chronic Kidney Disease
    • Hypertensive Chronic Kidney Disease
    • High Blood Pressure Kidney Disease
    • Hypertension-Related Kidney Disease

    ICD-10 Codes:

    • N186: End stage renal disease
    • N1831: Chronic kidney disease, stage 3a
    • N1832: Chronic kidney disease, stage 3b
    • N184: Chronic kidney disease, stage 4 (severe)
    • I120: Hypertensive chronic kidney disease with stage 5 chronic kidney disease or end stage renal disease
    • N185: Chronic kidney disease, stage 5
    • N182: Chronic kidney disease, stage 2 (mild)
    • I129: Hypertensive chronic kidney disease with stage 1 through stage 4 chronic kidney disease, or unspecified chronic kidney disease

    Also known as:

    • Acute Kidney Failure
    • Kidney Failure
    • Acute Renal Failure
    • Sudden Kidney Failure

    ICD-10 Codes:

    • N179: Acute kidney failure, unspecified

    Also known as:

    • High Potassium
    • Low Sodium Levels
    • Fluid Overload
    • Fluid and Electrolyte Balance
    • Potassium
    • Sodium
    • Hyperkalemia
    • Excess Potassium
    • Hyponatremia
    • Low Blood Sodium
    • Sodium Deficiency
    • Excess Fluid
    • Water Retention

    ICD-10 Codes:

    • E875: Hyperkalemia
    • E871: Hypo-osmolality and hyponatremia
    • E8770: Fluid overload, unspecified

    Also known as:

    • Type 2 Diabetes with Chronic Kidney Disease
    • Type 2 Diabetes with Kidney Disease
    • Diabetes Type 2
    • Diabetic Kidney Problems
    • Type 2 diabetes
    • Diabetic Chronic Kidney Disease
    • Long-term Kidney Failure from Type 2 Diabetes
    • Type 2 Diabetes End-Stage Renal Disease
    • Diabetic Nephropathy
    • Kidney Damage from Type 2 Diabetes
    • Type 2 Diabetes Kidney Complications

    ICD-10 Codes:

    • E1122: Type 2 diabetes mellitus with diabetic chronic kidney disease
    • E1121: Type 2 diabetes mellitus with diabetic nephropathy

    Also known as:

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

    ICD-10 Codes:

    • I10: Essential (primary) hypertension

    Also known as:

    • Protein in Urine
    • Urine and Urination
    • Proteinuria
    • Albuminuria
    • Foamy urine

    ICD-10 Codes:

    • R809: Proteinuria, unspecified

    Also known as:

    • Dialysis Dependence
    • Dialysis
    • Helping Your Child Adapt to Life with Chronic Kidney Disease
    • Kidney Dialysis
    • Renal Replacement Therapy
    • On Dialysis

    ICD-10 Codes:

    • Z992: Dependence on renal dialysis

    Also known as:

    • High Calcium
    • Calcium
    • Hypercalcemia
    • Excess Calcium

    ICD-10 Codes:

    • E8352: Hypercalcemia

    Also known as:

    • Acute Kidney Failure with Tubule Damage
    • Kidney Failure
    • Acute Tubular Necrosis
    • ATN
    • Kidney Tubule Death

    ICD-10 Codes:

    • N170: Acute kidney failure with tubular necrosis

    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

    Which procedures does Dr. Chang perform as a Internist?

    As a Internist, procedures performed by an Dr. Gwendolen Chang may include:

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

    Does Dr. Chang accept my insurance?

    Dr. Chang accepts most major insurance plans. Important: Please call our office at (510) 351-9373 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Chang accept in San Leandro, CA?

    Dr. Chang in San Leandro, CA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • Alameda Alliance

    • Alignment Health Plan

    • All Other Third Party

    • Centene

    • CVS Health (formerly Aetna)

    • Hill Physicians Medical Group

    • Medicare

    • Other Health Care Provider

    • Sutter Health

    • UnitedHealthcare

    View All Insurances

    Where is Dr. Chang's office located?

    Dr. Gwendolen Chang's Primary Practice

    13851 E 14th St Ste 206

    San Leandro, CA 94578

    (510) 351-9373

    Get Directions

    Dr. Gwendolen Chang's Practice 2

    388 9th St Ste 218

    Oakland, CA 94607

    Get Directions

    Dr. Gwendolen Chang's Practice 3

    19850 Lake Chabot Rd

    Castro Valley, CA 94546

    Get Directions

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

    Dr. Chang's National Provider Identifier (NPI) number is 1386807402.

    What common questions do patients ask about Dr. Chang?

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

    What is Dr. Gwendolen Chang's specialty?

    Dr. Chang is a Internist near San Leandro, 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. Chang to book an appointment today.

    Is this Dr. Gwendolen Chang affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Chang is affiliated with Eden Medical Center which is a Castle Connolly Top Hospital. 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 Gwendolen Chang accepting new patients in San Leandro, CA?

    Yes, Dr. Gwendolen Chang is accepting new patients at this time.

    Does Dr. Gwendolen Chang offer online booking?

    Please contact Dr. Chang's office at (510) 351-9373 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Gwendolen Chang?

    Please contact Dr. Chang's office at (510) 351-9373 for information regarding telehealth appointment availability or for scheduling assistance.

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