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Dr. John Chartier, MD

Dr. John Chartier, MD

Concord, CA

25 Years of Experience

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Chartier, Hospitalist in Concord, CA?

    Dr. John Chartier, MD is a Hospitalist, who primarily practices in Concord, CA with 2 additional practice locations. He has been practicing for over 25 years and is board certified. Dr. Chartier graduated from University Of Cincinnati College Of Medicine. Dr. Chartier is fluent in English, Moldavian, Moldovan, Romanian, and Spanish, and is currently seeing new patients. Dr. Chartier’s practice accepts Kaiser Permanente, Medicaid, Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Chartier’s office at (925) 674-2609.

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

    • Medical School: University of Cincinnati / Main Campus | University Of Cincinnati College Of Medicine

    What languages does Dr. Chartier speak?

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

    • English

    • Moldavian

    • Moldovan

    • Romanian

    • Spanish

    What conditions does Dr. Chartier treat?

    As a Hospitalist, Dr. Chartier 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. Chartier. 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:

    • Sepsis
    • Blood Poisoning
    • Septicemia
    • Systemic Bacterial Infection

    ICD-10 Codes:

    • A419: Sepsis, unspecified organism

    Also known as:

    • Acute Respiratory Failure with Low Oxygen
    • Acute and Chronic Respiratory Failure with Low Oxygen
    • Respiratory Failure
    • Sudden lung failure with low oxygen
    • Hypoxic respiratory failure
    • Acute breathing failure with hypoxia
    • Sudden and Long-Term Lung Failure with Low Oxygen
    • Acute and Chronic Hypoxic Respiratory Failure
    • Ongoing Breathing Failure with Low Oxygen

    ICD-10 Codes:

    • J9601: Acute respiratory failure with hypoxia
    • J9621: Acute and chronic respiratory failure with hypoxia

    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 Blood Pressure
    • Hypertension
    • Primary Hypertension
    • Essential Hypertension

    ICD-10 Codes:

    • I10: Essential (primary) hypertension

    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:

    • Ischemic Stroke
    • Brain Attack
    • Cerebral Infarction
    • Brain Ischemia

    ICD-10 Codes:

    • I639: Cerebral infarction, unspecified

    Also known as:

    • Pneumonia
    • Lung Infection
    • Chest Infection
    • Pneumonitis

    ICD-10 Codes:

    • J189: Pneumonia, unspecified organism

    Also known as:

    • Muscle Weakness
    • Muscle Disorder
    • Loss of strength
    • Fatigue
    • Muscle fatigue

    ICD-10 Codes:

    • R531: Weakness

    Also known as:

    • High Blood Pressure Heart Disease with Heart Failure
    • Heart Failure
    • High Blood Pressure
    • Hypertensive Heart Failure
    • High Blood Pressure Causing Heart Failure

    ICD-10 Codes:

    • I110: Hypertensive heart disease with heart failure

    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:

    • Fainting
    • Syncope
    • Passing out
    • Collapse

    ICD-10 Codes:

    • R55: Syncope and collapse

    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:

    • Heart Attack (NSTEMI)
    • Heart Attack
    • Myocardial Infarction
    • Non-STEMI
    • Less Severe Heart Attack

    ICD-10 Codes:

    • I214: Non-ST elevation (NSTEMI) myocardial infarction

    Also known as:

    • Low Sodium Levels
    • Fluid and Electrolyte Balance
    • Sodium
    • Hyponatremia
    • Low Blood Sodium
    • Sodium Deficiency

    ICD-10 Codes:

    • E871: Hypo-osmolality and hyponatremia

    Also known as:

    • Brain disease (encephalopathy)
    • Brain Disease
    • Brain disorder
    • Brain dysfunction
    • Encephalopathy

    ICD-10 Codes:

    • G9340: Encephalopathy, unspecified

    Also known as:

    • Atrial Fibrillation
    • Afib
    • A-fib
    • Irregular heart rhythm

    ICD-10 Codes:

    • I480: Paroxysmal atrial fibrillation

    Also known as:

    • Metabolic Brain Disorder
    • Brain Disease
    • Metabolic Encephalopathy
    • Brain Dysfunction from Metabolism

    ICD-10 Codes:

    • G9341: Metabolic encephalopathy

    Also known as:

    • Nausea and Vomiting
    • Feeling Sick and Throwing Up
    • Stomach Flu Symptoms
    • Queasy and Vomiting

    ICD-10 Codes:

    • R112: Nausea with vomiting, unspecified

    Also known as:

    • Follow-up After Treatment (Non-Cancer)
    • Post-Treatment Check-up
    • Aftercare Visit
    • Recovery Monitoring Exam

    ICD-10 Codes:

    • Z09: Encounter for follow-up examination after completed treatment for conditions other than malignant neoplasm

    Which procedures does Dr. Chartier perform as a Hospitalist?

    As a Hospitalist, procedures performed by a Dr. John Chartier may include:

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

    Does Dr. Chartier accept my insurance?

    Dr. Chartier accepts most major insurance plans. Important: Please call our office at (925) 674-2609 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Chartier accept in Concord, CA?

    Dr. Chartier in Concord, 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

    • Blue Shield of California

    • Centene

    • Contra Costa

    • Department of Veterans Affairs

    • Hill Physicians Medical Group

    • Humana

    • Medicaid

    • Medicare

    • UnitedHealthcare

    View All Insurances

    Where is Dr. Chartier's office located?

    Dr. John Chartier's Primary Practice

    2700 Grant St Ste 200

    Concord, CA 94520

    (925) 674-2609

    Get Directions

    Dr. John Chartier's Practice 2

    1220 Rossmoor Pkwy

    Walnut Creek, CA 94595

    Get Directions

    Dr. John Chartier's Practice 3

    1601 Ygnacio Valley Rd

    Walnut Creek, CA 94598

    Get Directions

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

    Dr. Chartier's National Provider Identifier (NPI) number is 1659390649.

    What common questions do patients ask about Dr. Chartier?

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

    What is Dr. John Chartier's specialty?

    Dr. Chartier is a Hospitalist near Concord, CA. Hospitalists are physicians dedicated primarily to the general medical care of hospitalized patients. Their roles encompass patient care, education, research, and leadership within the field of Hospital Medicine. The term "hospitalist" specifically refers to physicians who focus on delivering care to patients during their hospital stays. Contact Dr. Chartier to book an appointment today.

    Is this Dr. John Chartier affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Chartier is affiliated with John Muir Health Walnut Creek 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 Hospitalist?

    Explore Hospitalist 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 John Chartier accepting new patients in Concord, CA?

    Yes, Dr. John Chartier is accepting new patients at this time.

    Does Dr. John Chartier offer online booking?

    Please contact Dr. Chartier's office at (925) 674-2609 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with John Chartier?

    Please contact Dr. Chartier's office at (925) 674-2609 for information regarding telehealth appointment availability or for scheduling assistance.

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