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Dr. Thomas Masterson, MD

Baltimore, MD

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Masterson, Internist in Baltimore, MD?

    Dr. Thomas Masterson, MD is an Internist, who primarily practices in Baltimore, MD with 2 additional practice locations. He is board certified. Dr. Masterson completed his residency at Geo Washington Univ Sch Med, Nephrology; Geo Washington Univ Sch Med, Internal Medicine; Univ Of Va Med Ctr, General Surgery. Dr. Masterson is fluent in English, and is currently seeing new patients. Dr. Masterson’s practice accepts Kaiser Permanente, Medicaid, Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Masterson’s office at (703) 356-2037.

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

    • Residency: Geo Washington Univ Sch Med, Nephrology; Geo Washington Univ Sch Med, Internal Medicine; Univ Of Va Med Ctr, General Surgery

    • Medical School: University of Va Sch of Med, Charlottesville Va

    Is Dr. Masterson board certified as an Internist?

    Yes, Dr. Thomas Masterson, MD is board certified by the American Board of Internal Medicine

    What languages does Dr. Masterson speak?

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

    • English

    What conditions does an Internist like Dr. Masterson typically treat?

    As an Internist, Dr. Masterson 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. Masterson. 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:

    • Generalized Muscle Weakness
    • Muscle Disorder
    • Overall Body Weakness
    • Widespread Muscle Weakness
    • Systemic Muscle Weakness

    ICD-10 Codes:

    • M6281: Muscle weakness (generalized)

    Also known as:

    • Brain disease (encephalopathy)
    • Brain Disease
    • Brain disorder
    • Brain dysfunction
    • Encephalopathy

    ICD-10 Codes:

    • G9340: Encephalopathy, unspecified

    Also known as:

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

    ICD-10 Codes:

    • I10: Essential (primary) hypertension

    Also known as:

    • End-Stage Kidney Disease
    • Kidney Failure
    • Chronic Kidney Disease (CKD)
    • Helping Your Child Adapt to Life with Chronic Kidney Disease
    • ESRD
    • End-Stage Renal Failure

    ICD-10 Codes:

    • N186: End stage renal disease

    Also known as:

    • Metabolic Brain Disorder
    • Brain Disease
    • Metabolic Encephalopathy
    • Brain Dysfunction from Metabolism

    ICD-10 Codes:

    • G9341: Metabolic encephalopathy

    Also known as:

    • Long-Term Effects of Ischemic Stroke
    • Stroke
    • Post-ischemic stroke complications
    • Stroke after-effects
    • Residual problems from brain infarction
    • Ischemic stroke sequelae

    ICD-10 Codes:

    • I6930: Unspecified sequelae of cerebral infarction

    Also known as:

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

    ICD-10 Codes:

    • Z23: Encounter for immunization

    Also known as:

    • COVID-19
    • COVID-19 (Coronavirus Disease 2019)
    • Coronavirus Disease 2019
    • SARS-CoV-2 Infection
    • Novel Coronavirus

    ICD-10 Codes:

    • U071: COVID-19

    What procedures does an Internist like Dr. Masterson typically perform?

    As an Internist, Dr. Masterson performs a variety of medical procedures. This procedure information is derived from anonymized insurance claims and highlights the medical procedures most commonly performed by Dr. Masterson. 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:

    • Swallowing Therapy
    • Dysphagia Treatment
    • Feeding Therapy
    • Oral Function Therapy

    CPT Codes:

    • 92526: Treatment of swallowing dysfunction and/or oral function for feeding

    Also known as:

    • Swallowing Function Test
    • Dysphagia Tests
    • Dysphagia Evaluation
    • Oral Swallowing Assessment
    • Pharyngeal Swallowing Test
    • Swallowing Study

    CPT Codes:

    • 92610: Evaluation of oral and pharyngeal swallowing function

    Also known as:

    • Individual Speech and Language Therapy
    • Speech-Language Pathology
    • Voice Therapy
    • Communication Disorder Treatment
    • Auditory Processing Therapy

    CPT Codes:

    • 92507: Treatment Of Speech, Language, Voice, Communication, And/Or Auditory Processing Disorder; Individual

    Also known as:

    • Comprehensive Speech and Language Evaluation
    • Speech sound evaluation
    • Language comprehension test
    • Articulation assessment
    • Speech therapy evaluation

    CPT Codes:

    • 92523: Evaluation of speech sound production (eg, articulation, phonological process, apraxia, dysarthria); with evaluation of language comprehension and expression (eg, receptive and expressive language)

    Does Dr. Masterson accept my insurance?

    Dr. Masterson accepts most major insurance plans. Important: Please call our office at (703) 356-2037 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Masterson accept in Baltimore, MD?

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

    Top Insurances

    • All Other Third Party

    • CareFirst BlueCross BlueShield

    • District of Columbia

    • Federal government of the United States

    • Kaiser Permanente

    • Medicaid

    • Medicare

    • State of Maryland

    • UnitedHealth Group

    • Unknown

    View All Insurances

    Where is Dr. Masterson's office located?

    Dr. Thomas Masterson's Primary Practice

    22 S Athol Ave

    Baltimore, MD 21229

    (703) 356-2037

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    Dr. Thomas Masterson's Practice 2

    4409 East West Hwy

    Riverdale Park, MD 20737

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    Dr. Thomas Masterson's Practice 3

    9106 Pine View Ln

    Clinton, MD 20735

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

    Dr. Masterson's National Provider Identifier (NPI) number is 1649224643.

    What common questions do patients ask about Dr. Masterson?

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

    What is Dr. Thomas Masterson's specialty?

    Dr. Masterson is a Internist near Baltimore, MD.

    What does an Internist do?

    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.

    Is this Dr. Thomas Masterson affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Masterson is affiliated with Medstar Washington Hospital Center, Medstar Southern Maryland Hospital Center, Um Baltimore Washington Medical Center, Holy Cross Hospital - Silver Spring, Medstar Montgomery Medical Center, Um Capital Region 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

    When to see an Internist?: Guides for symptoms, conditions, and treatments

    Understand your symptoms and know when it’s time to see an Internist. 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 Thomas Masterson accepting new patients in Baltimore, MD?

    Yes, Dr. Thomas Masterson is accepting new patients at this time.

    Does Dr. Thomas Masterson offer online booking?

    Please contact Dr. Masterson's office at (703) 356-2037 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Thomas Masterson?

    Please contact Dr. Masterson's office at (703) 356-2037 for information regarding telehealth appointment availability or for scheduling assistance.

    Which board certifications does Dr. Thomas Masterson have?

    Dr. Thomas Masterson is certified by the American Board of Internal Medicine.

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