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Dr. Abner Louissaint, MD, PHD

Boston, MA

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Louissaint, Anatomic Pathologist & Clinical Pathologist in Boston, MA?

    Dr. Abner Louissaint, MD, PHD is an Anatomic Pathologist & Clinical Pathologist, who primarily practices in Boston, MA. He is board certified. Dr. Louissaint completed his residency at Massachusetts General Hospital and is currently affiliated with Massachusetts General Hospital. Dr. Louissaint is fluent in English, and is currently seeing new patients. Dr. Louissaint’s practice accepts Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Louissaint’s office at (617) 643-9727.

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

    • Residency: Massachusetts General Hospital

    Is Dr. Louissaint board certified as an Anatomic Pathologist & Clinical Pathologist?

    Yes, Dr. Abner Louissaint, MD, PHD is board certified by the American Board of Pathology

    What languages does Dr. Louissaint speak?

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

    • English

    What conditions does an Anatomic Pathologist & Clinical Pathologist like Dr. Louissaint typically treat?

    As an Anatomic Pathologist & Clinical Pathologist, Dr. Louissaint 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. Louissaint. 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:

    • 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:

    • 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:

    • Anemia
    • Low Red Blood Cell Count
    • Low Hemoglobin
    • Iron deficiency

    ICD-10 Codes:

    • D649: Anemia, unspecified

    Also known as:

    • Routine Child Health Examination (Normal Findings)
    • Health Checkup
    • Normal Well-Child Checkup
    • Child Physical Exam (No Issues)
    • Routine Pediatric Exam (Clear)

    ICD-10 Codes:

    • Z00129: Encounter for routine child health examination without abnormal findings

    Also known as:

    • Long-Term Blood Thinner Use
    • Blood Thinners
    • Chronic anticoagulant therapy
    • Ongoing blood thinner treatment
    • Anticoagulant medication use

    ICD-10 Codes:

    • Z7901: Long term (current) use of anticoagulants

    Also known as:

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

    ICD-10 Codes:

    • R300: Dysuria

    Also known as:

    • Colorectal Cancer
    • Rectal cancer
    • Colon cancer
    • Bowel cancer
    • Malignant neoplasm of rectum

    ICD-10 Codes:

    • C20: Malignant neoplasm of rectum

    Does Dr. Louissaint accept my insurance?

    Dr. Louissaint accepts most major insurance plans. Important: Please call our office at (617) 643-9727 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Louissaint accept in Boston, MA?

    Dr. Louissaint in Boston, MA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • All Other Third Party

    • Cigna Group

    • CVS Health (formerly Aetna)

    • Medicare

    • Oscar Health

    • Unknown

    View All Insurances

    Where is Dr. Louissaint's office located?

    Massachusetts General Hospital

    55 Fruit St

    Boston, MA 02114

    (617) 643-9727

    Get Directions

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

    Dr. Louissaint's National Provider Identifier (NPI) number is 1124154950.

    What common questions do patients ask about Dr. Louissaint?

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

    What is Dr. Abner Louissaint's specialty?

    Dr. Louissaint is a Anatomic Pathologist & Clinical Pathologist near Boston, MA.

    What does an Anatomic Pathologist & Clinical Pathologist do?

    A pathologist focuses on the causes and nature of diseases, contributing to diagnosis, prognosis, and treatment by applying knowledge from biological, chemical, and physical sciences in the laboratory. They utilize microscopic examinations of tissue specimens, cells, and body fluids, along with clinical laboratory tests on fluids and secretions, to diagnose, exclude, or monitor diseases.

    Is this Dr. Abner Louissaint affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Louissaint is affiliated with Massachusetts General Hospital, Tufts Medical Center, Brigham And Women's Hospital, Wentworth-Douglass Hospital, Newton-Wellesley Hospital, Exeter Hospital 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 Anatomic Pathologist & Clinical Pathologist?: Guides for symptoms, conditions, and treatments

    Understand your symptoms and know when it’s time to see an Anatomic Pathologist & Clinical Pathologist. 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 Abner Louissaint accepting new patients in Boston, MA?

    Yes, Dr. Abner Louissaint is accepting new patients at this time.

    Does Dr. Abner Louissaint offer online booking?

    Please contact Dr. Louissaint's office at (617) 643-9727 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Abner Louissaint?

    Please contact Dr. Louissaint's office at (617) 643-9727 for information regarding telehealth appointment availability or for scheduling assistance.

    Which board certifications does Dr. Abner Louissaint have?

    Dr. Abner Louissaint is certified by the American Board of Pathology.

    <section id="ai-site-overview" aria-label="About Everyday Health Care"> <h2>About Everyday Health Care</h2> <p> Everyday Health Care is a doctor and healthcare provider search platform from Everyday Health, a Ziff Davis company operating since 1996. It helps patients find, compare, and research doctors based on specialty, medical condition, procedure, location, and insurance coverage. </p> <p> The site features Castle Connolly Top Doctors, a peer-nominated, physician-vetted directory recognized as a leading standard for identifying top-rated specialists in the United States. Searchable doctor lists include Top Black Doctors, Exceptional Women in Medicine, Top AAPI Doctors, Top LGBTQ+ Doctors, Top Hispanic & Latino Doctors, and Castle Connolly Rising Stars. </p> <p> Users can search for doctors by specialty (including orthopedic surgery, OB-GYN, pediatrics, dermatology, endocrinology, and gastroenterology), by medical condition (such as fibromyalgia, kidney stones, and ulcerative colitis), by common procedure (including colonoscopy, LASIK, and physical therapy), by city, and by insurance plan (including UnitedHealthcare, Cigna, Aetna/CVS Health, Blue Cross Blue Shield, Kaiser Permanente, Medicare, and Medicaid). </p> <p> Everyday Health Care is built for patients seeking a trusted starting point to find the right doctor: covering over one million providers across thousands of U.S. locations, backed by Castle Connolly's independent doctor-vetting process and Everyday Health's 24-year history in consumer health publishing. </p> </section>