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Dr. Kathleen Farrell, MD

Gaithersburg, MD

19 Years of Experience

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Farrell, Internist in Gaithersburg, MD?

    Dr. Kathleen Farrell, MD is an Internist, who primarily practices in Gaithersburg, MD with 2 additional practice locations. She has been practicing for over 19 years and is board certified by the American Board of Internal Medicine. Dr. Farrell graduated from Georgetown University School of Medicine. Dr. Farrell is fluent in English, and is currently seeing new patients. Dr. Farrell’s practice accepts Cigna, Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Farrell’s office at (301) 948-8780.

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

    • Medical School: Georgetown University School of Medicine

    Is Dr. Farrell board certified in Internist?

    Yes, Dr. Kathleen Farrell, MD is board certified by the American Board of Internal Medicine

    What languages does Dr. Farrell speak?

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

    • English

    What conditions does Dr. Farrell treat?

    As a Internist, Dr. Farrell 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. Farrell. 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:

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

    ICD-10 Codes:

    • Z23: Encounter for immunization

    Also known as:

    • High Cholesterol
    • Cholesterol
    • Triglycerides
    • Hypercholesterolemia
    • High blood cholesterol
    • Elevated cholesterol
    • Hyperlipidemia
    • High lipids
    • Dyslipidemia

    ICD-10 Codes:

    • E7800: Pure hypercholesterolemia, unspecified
    • E785: Hyperlipidemia, unspecified

    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:

    • Common Cold
    • Upper Respiratory Infection
    • Head Cold
    • Cold Symptoms

    ICD-10 Codes:

    • J069: Acute upper respiratory infection, unspecified

    Also known as:

    • Type 2 Diabetes
    • Type 2 Diabetes with High Blood Sugar
    • Type 2 Diabetes with Kidney Disease
    • Diabetes Type 2
    • Type 2 diabetes
    • Hyperglycemia
    • Diabetic Kidney Problems
    • Diabetes Mellitus Type 2
    • Adult-Onset Diabetes
    • Non-Insulin Dependent Diabetes
    • Diabetic Hyperglycemia
    • High Blood Glucose
    • High Sugar Levels
    • Diabetic Nephropathy
    • Kidney Damage from Type 2 Diabetes
    • Type 2 Diabetes Kidney Complications

    ICD-10 Codes:

    • E119: Type 2 diabetes mellitus without complications
    • E1165: Type 2 diabetes mellitus with hyperglycemia
    • E1121: Type 2 diabetes mellitus with diabetic nephropathy

    Also known as:

    • Other Specific B Vitamin Deficiency
    • B Vitamins
    • Malnutrition
    • Specific B Vitamin Shortage
    • Less Common B Vitamin Deficiency
    • Rare B Vitamin Deficiency

    ICD-10 Codes:

    • E538: Deficiency of other specified B group vitamins

    Also known as:

    • Hypothyroidism
    • Congenital hypothyroidism
    • Hypothyroidism (Underactive Thyroid)
    • Underactive Thyroid
    • Low Thyroid Function

    ICD-10 Codes:

    • E039: Hypothyroidism, unspecified

    Also known as:

    • High Fasting Blood Sugar
    • Blood Glucose
    • Impaired Fasting Glucose
    • Prediabetes (Fasting)
    • Borderline Diabetes (Fasting)

    ICD-10 Codes:

    • R7301: Impaired fasting glucose

    Also known as:

    • Other Pre-Procedure Examination
    • Various pre-op checks
    • Miscellaneous pre-surgery exams
    • Other pre-treatment assessments

    ICD-10 Codes:

    • Z01818: Encounter for other preprocedural examination

    Also known as:

    • Prediabetes
    • Insulin Resistance & Prediabetes
    • Borderline diabetes
    • Insulin resistance
    • High blood sugar (not yet diabetes)

    ICD-10 Codes:

    • R7303: Prediabetes

    Also known as:

    • Generalized Anxiety Disorder
    • Anxiety
    • GAD
    • Chronic Worry
    • Excessive Worry Disorder

    ICD-10 Codes:

    • F411: Generalized anxiety disorder

    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:

    • Obesity
    • Take Charge of Your Health: A Guide for Teenagers
    • Excess Weight
    • Being Overweight
    • High BMI

    ICD-10 Codes:

    • E669: Obesity, unspecified

    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

    Also known as:

    • Vitamin D Deficiency
    • Low Vitamin D Levels
    • Lack of Vitamin D
    • Hypovitaminosis D

    ICD-10 Codes:

    • E559: Vitamin D deficiency, unspecified

    Also known as:

    • Anxiety Disorder
    • Anxiety
    • General Anxiety
    • Anxiety Problems
    • Nervous Disorder

    ICD-10 Codes:

    • F419: Anxiety disorder, unspecified

    Which procedures does Dr. Farrell perform as a Internist?

    As a Internist, procedures performed by an Dr. Kathleen Farrell may include:

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

    Does Dr. Farrell accept my insurance?

    Dr. Farrell accepts most major insurance plans. Important: Please call our office at (301) 948-8780 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Farrell accept in Gaithersburg, MD?

    Dr. Farrell in Gaithersburg, MD accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • Carefirst BlueCross BlueShield

    • Chevron

    • Cigna

    • CVS Health (formerly Aetna)

    • Express Scripts

    • Federal Employee Program

    • Gordon Food Service

    • Humana

    • Medicare

    • UnitedHealthcare

    View All Insurances

    Where is Dr. Farrell's office located?

    Dr. Kathleen Farrell's Primary Practice

    818 W Diamond Ave Ste 130

    Gaithersburg, MD 20878

    (301) 948-8780

    Get Directions

    Dr. Kathleen Farrell's Practice 2

    9470 Annapolis Rd Ste 309

    Lanham, MD 20706

    Get Directions

    Dr. Kathleen Farrell's Practice 3

    656 Quince Orchard Rd Ste 100

    Gaithersburg, MD 20878

    Get Directions

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

    Dr. Farrell's National Provider Identifier (NPI) number is 1033328430.

    What common questions do patients ask about Dr. Farrell?

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

    What is Dr. Kathleen Farrell's specialty?

    Dr. Farrell is a Internist near Gaithersburg, MD.

    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. Farrell to book an appointment today.

    Is this Dr. Kathleen Farrell affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Farrell is affiliated with Beebe Healthcare, Adventist HealthCare Shady Grove Medical Center, MedStar Montgomery Medical Center 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

    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 Kathleen Farrell accepting new patients in Gaithersburg, MD?

    Yes, Dr. Kathleen Farrell is accepting new patients at this time.

    Does Dr. Kathleen Farrell offer online booking?

    Please contact Dr. Farrell's office at (301) 948-8780 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Kathleen Farrell?

    Please contact Dr. Farrell's office at (301) 948-8780 for information regarding telehealth appointment availability or for scheduling assistance.

    Which board certifications does Dr. Kathleen Farrell have?

    Dr. Kathleen Farrell is certified by the American Board of Internal Medicine.

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