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Dr. John Flaherty, MD

Chicago, IL

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Flaherty, Infectious Disease Specialist in Chicago, IL?

    Dr. John Flaherty, MD is an Infectious Disease Specialist, who primarily practices in Chicago, IL with 2 additional practice locations. He is board certified. Dr. Flaherty completed his residency at Univ Of Chicago Hosps, Infectious Diseases; Univ Iowa Hosps & Clinics, Internal Medicine. Dr. Flaherty is fluent in English, and is currently seeing new patients. Dr. Flaherty’s practice accepts Medicare, Cigna, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Flaherty’s office at (312) 926-8358.

    What are Areas of Expertise for Dr. Flaherty?

    Dr. John Flaherty, MD is a highly-rated, board-certified Infectious Disease Specialist known for expertly diagnosing, treating, and managing a wide array of related conditions and procedures. Utilizing the latest medical advancements and evidence-based practices, Dr. Flaherty empowers patients to confidently navigate their health journey, specializing in Endocarditis, Fevers of Unknown Origin, HIV, Orthopaedic Infectious Disease, and comprehensive wellness support. Serving the Chicago, IL community, Dr. Flaherty is dedicated to enhancing lives through expert, patient-centered care.

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

    • Residency: Univ Of Chicago Hosps, Infectious Diseases; Univ Iowa Hosps & Clinics, Internal Medicine

    • Medical School: University Of Il Coll Of Med- Chicago Il

    Is Dr. Flaherty board certified as an Infectious Disease Specialist?

    Yes, Dr. John Flaherty, MD is board certified by the American Board of Internal Medicine

    What languages does Dr. Flaherty speak?

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

    • English

    What conditions does an Infectious Disease Specialist like Dr. Flaherty typically treat?

    As an Infectious Disease Specialist, Dr. Flaherty 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. Flaherty. 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 here.

    Also known as:

    • Asymptomatic HIV Infection
    • HIV
    • HIV positive without symptoms
    • Latent HIV infection
    • HIV carrier

    ICD-10 Codes:

    • Z21: Asymptomatic human immunodeficiency virus [HIV] infection status

    Also known as:

    • HIV
    • Human Immunodeficiency Virus
    • AIDS virus

    ICD-10 Codes:

    • B20: Human immunodeficiency virus [HIV] disease

    Also known as:

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

    ICD-10 Codes:

    • Z23: Encounter for immunization

    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:

    • Blood Infection
    • Sepsis
    • Bacteremia
    • Bacteria in blood
    • Bloodstream infection

    ICD-10 Codes:

    • R7881: Bacteremia

    Also known as:

    • Lung Mycobacterial Infection
    • Mycobacterial Infection
    • Pulmonary NTM Infection
    • Lung Nontuberculous Mycobacteria

    ICD-10 Codes:

    • A310: Pulmonary mycobacterial infection

    Also known as:

    • Fever
    • High temperature
    • Pyrexia
    • Elevated body temperature

    ICD-10 Codes:

    • R509: Fever, unspecified

    What procedures does an Infectious Disease Specialist like Dr. Flaherty typically perform?

    As an Infectious Disease Specialist, procedures performed by Dr. John Flaherty may include:

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

    Does Dr. Flaherty accept my insurance?

    Dr. Flaherty accepts most major insurance plans. Important: Please call our office at (312) 926-8358 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Flaherty accept in Chicago, IL?

    Dr. Flaherty in Chicago, IL accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • Blue Cross Blue Shield

    • Cigna Group

    • CVS Health (formerly Aetna)

    • Health Care Service Corporation

    • Humana

    • Medicare

    • State of Illinois

    • UMR Administered Payer

    • UnitedHealth Group

    • Unknown

    View All Insurances

    Where is Dr. Flaherty's office located?

    Dr. John Flaherty's Primary Practice

    4732 N Lincoln Ave Ste 200

    Chicago, IL 60625

    (312) 926-8358

    Get Directions

    2304 Nwmff Prent Wmn Hosp

    250 E Superior St

    Chicago, IL 60611

    Get Directions

    Dr. John Flaherty's Practice 3

    676 N Saint Clair St

    Chicago, IL 60611

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

    Dr. Flaherty's National Provider Identifier (NPI) number is 1821028150.

    What common questions do patients ask about Dr. Flaherty?

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

    What is Dr. John Flaherty's specialty?

    Dr. Flaherty is a Infectious Disease Specialist near Chicago, IL.

    What does an Infectious Disease Specialist do?

    An internist who deals with infectious diseases of all types and in all organ systems. Conditions requiring selective use of antibiotics call for this special skill. This physician often diagnoses and treats AIDS patients and patients with fevers which have not been explained. Infectious disease specialists may also have expertise in preventive medicine and travel medicine.

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

    Yes, Dr. Flaherty is affiliated with Northwestern Memorial Hospital 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

    When to see an Infectious Disease Specialist?: Guides for symptoms, conditions, and treatments

    Understand your symptoms and know when it’s time to see an Infectious Disease Specialist. 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 John Flaherty accepting new patients in Chicago, IL?

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

    Does Dr. John Flaherty offer online booking?

    Please contact Dr. Flaherty's office at (312) 926-8358 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with John Flaherty?

    Please contact Dr. Flaherty's office at (312) 926-8358 for information regarding telehealth appointment availability or for scheduling assistance.

    Which board certifications does Dr. John Flaherty have?

    Dr. John Flaherty is certified by the American Board of Internal Medicine.

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