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Dr. John Lenahan, MD

Phoenix, AZ

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Lenahan, Family Medicine Specialist in Phoenix, AZ?

    Dr. John Lenahan, MD is a Family Medicine Specialist, who primarily practices in Phoenix, AZ with 2 additional practice locations. He is board certified. Dr. Lenahan is fluent in English, and is currently seeing new patients. Dr. Lenahan’s practice accepts Cigna, Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Lenahan’s office at (340) 775-2303.

    What languages does Dr. Lenahan speak?

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

    • English

    What conditions does Dr. Lenahan treat?

    As a Family Medicine Specialist, Dr. Lenahan 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. Lenahan. 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:

    • 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:

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

    ICD-10 Codes:

    • I10: Essential (primary) hypertension

    Also known as:

    • Type 2 Diabetes
    • Type 2 Diabetes with High Blood Sugar
    • Diabetes Type 2
    • Type 2 diabetes
    • Hyperglycemia
    • Diabetes Mellitus Type 2
    • Adult-Onset Diabetes
    • Non-Insulin Dependent Diabetes
    • Diabetic Hyperglycemia
    • High Blood Glucose
    • High Sugar Levels

    ICD-10 Codes:

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

    Also known as:

    • Fatigue
    • Tiredness
    • Lack of energy
    • Exhaustion

    ICD-10 Codes:

    • R5383: Other fatigue

    Also known as:

    • Upper Middle Abdominal Pain
    • Abdominal Pain
    • Epigastric pain
    • Pain below breastbone
    • Upper stomach pain

    ICD-10 Codes:

    • R1013: Epigastric pain

    Also known as:

    • Sore Throat
    • Acute pharyngitis
    • Throat inflammation
    • Acute throat infection

    ICD-10 Codes:

    • J029: Acute pharyngitis, unspecified

    Also known as:

    • Low Back Pain
    • Back Pain
    • Lumbago
    • Lower Back Ache
    • Backache

    ICD-10 Codes:

    • M5450: Low back pain, unspecified

    Also known as:

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

    ICD-10 Codes:

    • Z23: Encounter for immunization

    Also known as:

    • Cough
    • Coughing
    • Persistent cough
    • Chronic cough

    ICD-10 Codes:

    • R059: Cough, unspecified

    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:

    • Pain in Right Knee
    • Knee Injuries and Disorder
    • Pain
    • Right Knee Ache
    • Right Knee Discomfort
    • Sore Right Knee

    ICD-10 Codes:

    • M25561: Pain in right knee

    Also known as:

    • Headache
    • Head pain
    • Cephalalgia
    • Tension headache

    ICD-10 Codes:

    • R519: Headache, unspecified

    Also known as:

    • Administrative Medical Exam
    • Official health check
    • Regulatory medical assessment
    • General administrative exam

    ICD-10 Codes:

    • Z029: Encounter for administrative examinations, unspecified

    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:

    • Painful Urination
    • Urine and Urination
    • Dysuria
    • Burning when peeing
    • Stinging during urination

    ICD-10 Codes:

    • R300: Dysuria

    Also known as:

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

    ICD-10 Codes:

    • E039: Hypothyroidism, unspecified

    Also known as:

    • Other General Symptoms
    • Non-specific health complaints
    • Various symptoms
    • Unexplained health issues

    ICD-10 Codes:

    • R6889: Other general symptoms and signs

    Also known as:

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

    ICD-10 Codes:

    • R079: Chest pain, unspecified

    Also known as:

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

    ICD-10 Codes:

    • N179: Acute kidney failure, unspecified

    Which procedures does Dr. Lenahan perform as a Family Medicine Specialist?

    As a Family Medicine Specialist, procedures performed by a Dr. John Lenahan may include:

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

    Does Dr. Lenahan accept my insurance?

    Dr. Lenahan accepts most major insurance plans. Important: Please call our office at (340) 775-2303 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Lenahan accept in Phoenix, AZ?

    Dr. Lenahan in Phoenix, AZ accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • Banner Health

    • Blue Cross Blue Shield of Arizona

    • Cash

    • Centene

    • Cigna

    • IASIS Healthcare

    • Medicare

    • Mercy Care Plan

    • Molina

    • UnitedHealthcare

    View All Insurances

    Where is Dr. Lenahan's office located?

    Dr. John Lenahan's Primary Practice

    2025 W Northern Ave

    Phoenix, AZ 85021

    (340) 775-2303

    Get Directions

    Dr. John Lenahan's Practice 2

    2929 E Thomas Rd

    Phoenix, AZ 85016

    Get Directions

    Dr. John Lenahan's Practice 3

    8088 W Whitney Dr

    Peoria, AZ 85345

    Get Directions

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

    Dr. Lenahan's National Provider Identifier (NPI) number is 1437713286.

    What common questions do patients ask about Dr. Lenahan?

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

    What is Dr. John Lenahan's specialty?

    Dr. Lenahan is a Family Medicine Specialist near Phoenix, AZ. Family Medicine is a medical specialty focused on comprehensive healthcare for individuals and families. It is a broad field that integrates biological, clinical, and behavioral sciences. The scope of family medicine covers all ages, genders, organ systems, and disease conditions, offering a holistic approach to patient care. Contact Dr. Lenahan to book an appointment today.

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

    Yes, Dr. Lenahan is affiliated with Valleywise Health 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 Family Medicine Specialist?

    Explore Family Medicine Specialist 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 Lenahan accepting new patients in Phoenix, AZ?

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

    Does Dr. John Lenahan offer online booking?

    Please contact Dr. Lenahan's office at (340) 775-2303 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with John Lenahan?

    Please contact Dr. Lenahan's office at (340) 775-2303 for information regarding telehealth appointment availability or for scheduling assistance.

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