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Dr. Andrew Keenan, MD

Leonardtown, MD

43 Years of Experience

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Keenan, Nuclear Medicine Specialist in Leonardtown, MD?

    Dr. Andrew Keenan, MD is a Nuclear Medicine Specialist, who primarily practices in Leonardtown, MD with 2 additional practice locations. He has been practicing for over 43 years and is board certified. Dr. Keenan is fluent in English and Spanish, and is currently seeing new patients. Dr. Keenan’s practice accepts Cigna, Kaiser Permanente, Medicaid, Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Keenan’s office.

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

      What languages does Dr. Keenan speak?

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

      • English

      • Spanish

      What conditions does Dr. Keenan treat?

      As a Nuclear Medicine Specialist, Dr. Keenan 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. Keenan. 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:

      • Abnormal EKG
      • Heart Health Tests
      • Irregular Electrocardiogram
      • Unusual Heart Rhythm Test
      • ECG Abnormalities

      ICD-10 Codes:

      • R9431: Abnormal electrocardiogram [ECG] [EKG]

      Also known as:

      • Shortness of Breath
      • Breathing Problems
      • Difficulty breathing
      • Breathlessness
      • Dyspnea

      ICD-10 Codes:

      • R0602: Shortness of breath

      Also known as:

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

      ICD-10 Codes:

      • R079: Chest pain, unspecified

      Also known as:

      • Heart Palpitations
      • Fast Heartbeat
      • Arrhythmia
      • Skipped Heartbeat
      • Fluttering Heart
      • Pounding Heart
      • Tachycardia
      • Rapid heart rate
      • Racing heart

      ICD-10 Codes:

      • R002: Palpitations
      • R000: Tachycardia, unspecified

      Also known as:

      • Right Upper Abdominal Pain
      • Abdominal Pain
      • RUQ pain
      • Pain in upper right stomach
      • Right upper belly pain
      • Stomach Ache
      • Belly Pain
      • Stomach Pain

      ICD-10 Codes:

      • R1011: Right upper quadrant pain
      • R109: Unspecified abdominal pain

      Also known as:

      • Other Abnormal Findings on Lung Scan
      • Unusual Lung Scan Results
      • Atypical Lung Imaging
      • Nonspecific Lung Abnormality

      ICD-10 Codes:

      • R918: Other nonspecific abnormal finding of lung field

      Also known as:

      • Elevated Blood Pressure
      • High Blood Pressure
      • High Blood Pressure Reading
      • Prehypertension
      • Borderline High Blood Pressure

      ICD-10 Codes:

      • R030: Elevated blood-pressure reading, without diagnosis of hypertension

      Also known as:

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

      ICD-10 Codes:

      • I10: Essential (primary) hypertension

      Also known as:

      • Acute Gallbladder Inflammation
      • Gallbladder Disease
      • Sudden Gallbladder Attack
      • Acute Cholecystitis
      • Sudden Gallbladder Infection

      ICD-10 Codes:

      • K810: Acute cholecystitis

      Also known as:

      • Angina (Chest Pain)
      • Angina
      • Angina Pectoris
      • Chest Pain from Heart Disease
      • Heart-Related Chest Discomfort

      ICD-10 Codes:

      • I209: Angina pectoris, unspecified

      Also known as:

      • Other Specific Abnormal Blood Chemistry Results
      • Blood
      • Specified Blood Chemistry Imbalance
      • Unusual Blood Chemistry Findings
      • Specific Blood Panel Abnormalities

      ICD-10 Codes:

      • R7989: Other specified abnormal findings of blood chemistry

      Also known as:

      • Hardening of the Arteries in the Heart without Chest Pain
      • Atherosclerosis
      • Coronary Artery Disease
      • Silent Coronary Artery Disease
      • Asymptomatic Atherosclerosis

      ICD-10 Codes:

      • I2510: Atherosclerotic heart disease of native coronary artery without angina pectoris

      Also known as:

      • Hyperparathyroidism
      • Parathyroid Disorder
      • Overactive Parathyroid Gland
      • High Parathyroid Hormone
      • PTH Overproduction

      ICD-10 Codes:

      • E213: Hyperparathyroidism, unspecified

      Also known as:

      • Breast Cancer
      • Mammary cancer
      • Breast carcinoma
      • Breast tumor

      ICD-10 Codes:

      • C50911: Malignant neoplasm of unspecified site of right female breast

      Also known as:

      • Thyroid Cancer
      • Thyroid Carcinoma
      • Malignant Thyroid Nodule
      • Thyroid Gland Cancer

      ICD-10 Codes:

      • C73: Malignant neoplasm of thyroid gland

      Also known as:

      • Low Blood Oxygen
      • Lung Disease
      • Hypoxemia
      • Reduced oxygen in blood
      • Oxygen deficiency

      ICD-10 Codes:

      • R0902: Hypoxemia

      Also known as:

      • Prostate Cancer
      • Prostate Cancer Treatment (PDQ®)
      • Prostatic Carcinoma
      • Prostate Gland Cancer
      • Malignant Prostate Tumor

      ICD-10 Codes:

      • C61: Malignant neoplasm of prostate

      Also known as:

      • Pre-Procedure Heart Examination
      • Pre-Surgery Cardiac Checkup
      • Heart Health Assessment (Before Procedure)
      • Cardiovascular Clearance Exam

      ICD-10 Codes:

      • Z01810: Encounter for preprocedural cardiovascular examination

      Which procedures does Dr. Keenan perform as a Nuclear Medicine Specialist?

      Does Dr. Keenan accept my insurance?

      Dr. Keenan accepts most major insurance plans. Important: Please call our office at before your appointment to verify that your specific plan and network are accepted.

      What insurance plans does Dr. Keenan accept in Leonardtown, MD?

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

      Top Insurances

      • Carefirst BlueCross BlueShield

      • CVS Health (formerly Aetna)

      • Elevance Health Inc. (formerly Anthem)

      • Express Scripts

      • Jai Medical Systems Healthchoice

      • Kaiser Permanente

      • Maryland Physicians Care

      • Medicaid

      • Medicare

      • Riverside Health

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      Where is Dr. Keenan's office located?

      Dr. Andrew Keenan's Primary Practice

      25500 Point Lookout Rd

      Leonardtown, MD 20650

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      Dr. Andrew Keenan's Practice 2

      5711 Sarvis Ave Ste 200

      Riverdale, MD 20737

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      Dr. Andrew Keenan's Practice 3

      6510 Kenilworth Ave Ste 2400

      Riverdale, MD 20737

      (301) 927-2711

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

      Dr. Keenan's National Provider Identifier (NPI) number is 1467405175.

      What common questions do patients ask about Dr. Keenan?

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

      What is Dr. Andrew Keenan's specialty?

      Dr. Keenan is a Nuclear Medicine Specialist near Leonardtown, MD. Nuclear Medicine Specialist has expertise in using the properties of radioactive atoms and molecules for the diagnosis and treatment of various diseases, as well as for medical research purposes. Diseases are detected by using radiation detection and imaging instrument systems, as this technique changes the functionality and metabolism of normal body cells, tissues and organs. This approach can reveal a wide range of diseases, often before structural abnormalities in the affected organ are detectable using other techniques. Key applications include the early detection of coronary artery disease (including acute heart attacks), early cancer diagnosis and treatment evaluation, as well as diagnosing infections and inflammation throughout the body. Additionally, these techniques can facilitate the early detection of blood clots in the lungs. Unique forms of radioactive molecules are used to attack and destroy cancer cells (such as those found in lymphoma and thyroid cancer) or alleviate severe pain associated with cancer that has metastasized to the bones. Contact Dr. Keenan to book an appointment today.

      Is this Dr. Andrew Keenan affiliated with a ranked Castle Connolly Top Hospital?

      Yes, Dr. Keenan is affiliated with Medstar Southern Maryland Hospital Center, Medstar Union Memorial Hospital, Medstar Franklin Square 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 Nuclear Medicine Specialist?

      Explore Nuclear 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 Andrew Keenan accepting new patients in Leonardtown, MD?

      Yes, Dr. Andrew Keenan is accepting new patients at this time.

      Does Dr. Andrew Keenan offer online booking?

      Please contact Dr. Keenan's office for information about online booking, telehealth, or to schedule an appointment.

      How can I make an appointment with Andrew Keenan?

      Please contact Dr. Keenan's office for information regarding telehealth appointment availability or for scheduling assistance.

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