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Dr. Jillian Grigoryan-Koster, MD

Hospitalist, Family Medicine Specialist

Concord, NH

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Grigoryan-Koster, Hospitalist in Concord, NH?

    Dr. Jillian Grigoryan-Koster, MD is a Hospitalist, who primarily practices in Concord, NH. Dr. Grigoryan-Koster is fluent in English, and is currently seeing new patients. Dr. Grigoryan-Koster’s practice accepts Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Grigoryan-Koster’s office at (603) 227-7000.

    What languages does Dr. Grigoryan-Koster speak?

    Dr. Grigoryan-Koster and their clinical team can communicate with patients in the following languages:

    • English

    What conditions does a Hospitalist like Dr. Grigoryan-Koster typically treat?

    As a Hospitalist, Dr. Grigoryan-Koster 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. Grigoryan-Koster. 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.

    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:

    • Sepsis
    • Blood Poisoning
    • Septicemia
    • Systemic Bacterial Infection

    ICD-10 Codes:

    • A419: Sepsis, unspecified organism

    Also known as:

    • Pneumonia
    • Lung Infection
    • Chest Infection
    • Pneumonitis

    ICD-10 Codes:

    • J189: Pneumonia, unspecified organism

    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:

    • Chest Pain
    • Chest discomfort
    • Thoracic pain
    • Upper body pain

    ICD-10 Codes:

    • R079: Chest pain, unspecified

    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:

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

    ICD-10 Codes:

    • N390: Urinary tract infection, site not specified

    Also known as:

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

    ICD-10 Codes:

    • I4891: Unspecified atrial fibrillation

    What procedures does a Hospitalist like Dr. Grigoryan-Koster typically perform?

    As a Hospitalist, procedures performed by Dr. Jillian Grigoryan-Koster may include:

    Please contact Dr. Grigoryan-Koster's office directly to confirm care for your specific procedure, for more information, or to schedule a consultation.

    Does Dr. Grigoryan-Koster accept my insurance?

    Dr. Grigoryan-Koster accepts most major insurance plans. Important: Please call our office at (603) 227-7000 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Grigoryan-Koster accept in Concord, NH?

    Dr. Grigoryan-Koster in Concord, NH accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • Centene Corporation

    • Cigna Group

    • CVS Health (formerly Aetna)

    • Elevance Health Inc. (formerly Anthem)

    • Federal government of the United States

    • Humana

    • Independence Health Group

    • Martin's Point

    • Medicare

    • UnitedHealth Group

    View All Insurances

    Where is Dr. Grigoryan-Koster's office located?

    Dr. Jillian Grigoryan-Koster's Primary Practice

    250 Pleasant St

    Concord, NH 03301

    (603) 227-7000

    Get Directions

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

    Dr. Grigoryan-Koster's National Provider Identifier (NPI) number is 1225419385.

    What common questions do patients ask about Dr. Grigoryan-Koster?

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

    What is Dr. Jillian Grigoryan-Koster's specialty?

    Dr. Grigoryan-Koster is a Hospitalist near Concord, NH.

    What does a Hospitalist do?

    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.

    Is Dr. Jillian Grigoryan-Koster affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Grigoryan-Koster is affiliated with Concord Hospital, Concord Hospital – Laconia, Concord Hospital, Elliot Hospital, Speare Memorial Hospital 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 Hospitalist?: Guides for symptoms, conditions, and treatments

    Understand your symptoms and know when it’s time to see a Hospitalist. 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 Dr. Jillian Grigoryan-Koster accepting new patients in Concord, NH?

    Yes, Dr. Jillian Grigoryan-Koster is accepting new patients at this time.

    Does Dr. Jillian Grigoryan-Koster offer online booking?

    Please contact Dr. Grigoryan-Koster's office at (603) 227-7000 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Dr. Jillian Grigoryan-Koster?

    Please contact Dr. Grigoryan-Koster's office at (603) 227-7000 to schedule an appointment.

    Where is Dr. Grigoryan-Koster's office located?

    Dr. Grigoryan-Koster's office is located in Concord, NH.