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Dr. Thomas Brennan, MD

Mankato, MN

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Brennan, Family Medicine Specialist in Mankato, MN?

    Dr. Thomas Brennan, MD is a Family Medicine Specialist, who primarily practices in Mankato, MN with 2 additional practice locations. He is board certified by the American Board of Family Medicine. Dr. Brennan graduated from Michigan State University, College of Human Medicine and completed his residency at Williamsport Hosp Med Ctr, Family Medicine. Dr. Brennan is fluent in English, and is currently seeing new patients. Dr. Brennan’s practice accepts Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Brennan’s office at (507) 625-1811.

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

    • Residency: Williamsport Hosp Med Ctr, Family Medicine | Susquehanna Health System/Williamsport Hospital and Medical Center Program

    • Medical School: Michigan State University, College of Human Medicine

    Is Dr. Brennan board certified in Family Medicine Specialist?

    Yes, Dr. Thomas Brennan, MD is board certified by the American Board of Family Medicine

    What languages does Dr. Brennan speak?

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

    • English

    What conditions does Dr. Brennan treat?

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

    • Late-Onset Alzheimer's Disease
    • Alzheimer's Disease
    • Alzheimer's Disease Fact Sheet
    • Sporadic Alzheimer's', 'Alzheimer's in Older Adults
    • AD', 'Alzheimer's Dementia
    • Memory Loss Disease

    ICD-10 Codes:

    • G301: Alzheimer's disease with late onset
    • G309: Alzheimer's disease, unspecified

    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:

    • Cerebral Atherosclerosis
    • Brain Disease
    • Hardening of Brain Arteries
    • Brain Artery Plaque
    • Cerebral Artery Disease
    • Brain Blood Vessel Hardening

    ICD-10 Codes:

    • I672: Cerebral atherosclerosis

    Also known as:

    • Dementia
    • Cognitive decline
    • Memory loss
    • Brain disorder

    ICD-10 Codes:

    • F0390: Unspecified dementia, unspecified severity, without behavioral disturbance, psychotic disturbance, mood disturbance, and anxiety

    Also known as:

    • Atrial Fibrillation
    • Afib
    • A-fib
    • Irregular heart rhythm

    ICD-10 Codes:

    • I4891: Unspecified atrial fibrillation

    Also known as:

    • High Blood Pressure Heart Disease
    • High Blood Pressure Heart Disease with Heart Failure
    • Heart Disease
    • High Blood Pressure
    • Heart Failure
    • Hypertensive Cardiomyopathy
    • Heart Problems from High Blood Pressure
    • Hypertensive Heart Failure
    • High Blood Pressure Causing Heart Failure

    ICD-10 Codes:

    • I119: Hypertensive heart disease without heart failure
    • I110: Hypertensive heart disease with heart failure

    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:

    • Severe Malnutrition
    • Malnutrition
    • Severe Protein-Energy Malnutrition
    • Starvation
    • Kwashiorkor
    • Marasmus

    ICD-10 Codes:

    • E43: Unspecified severe protein-calorie malnutrition

    Also known as:

    • COPD Flare-Up
    • COPD
    • COPD Exacerbation
    • Chronic Obstructive Pulmonary Disease Flare-Up
    • Worsening COPD
    • COPD Attack

    ICD-10 Codes:

    • J441: Chronic obstructive pulmonary disease with (acute) exacerbation

    Also known as:

    • Chronic Diastolic Heart Failure
    • Heart Failure
    • Long-term Diastolic Heart Failure
    • Chronic HFpEF
    • Ongoing Filling Heart Failure

    ICD-10 Codes:

    • I5032: Chronic diastolic (congestive) heart failure

    Also known as:

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

    ICD-10 Codes:

    • D649: Anemia, unspecified

    Also known as:

    • Parkinson's Disease
    • PD
    • Shaking Palsy
    • Paralysis Agitans

    ICD-10 Codes:

    • G20: Parkinson's disease

    Also known as:

    • High Blood Pressure Heart and Kidney Disease with Heart Failure
    • Chronic Kidney Disease
    • Heart Failure
    • High Blood Pressure
    • Hypertensive Cardiorenal Syndrome
    • Heart and Kidney Failure from High Blood Pressure

    ICD-10 Codes:

    • I130: Hypertensive heart and chronic kidney disease with heart failure and stage 1 through stage 4 chronic kidney disease, or unspecified chronic kidney disease

    Also known as:

    • Chronic Kidney Disease, Stage 3
    • Chronic Kidney Disease
    • Chronic Kidney Disease (CKD)
    • CKD Stage 3
    • Moderate Chronic Kidney Disease

    ICD-10 Codes:

    • N1830: Chronic kidney disease, stage 3 unspecified

    Also known as:

    • Mild Cognitive Impairment
    • MCI
    • Early Memory Loss
    • Pre-Dementia

    ICD-10 Codes:

    • G3184: Mild cognitive impairment of uncertain or unknown etiology

    Also known as:

    • Urinary and Genital Symptoms
    • Urine and Urination
    • Genitourinary signs
    • Urogenital symptoms
    • Reproductive and urinary issues

    ICD-10 Codes:

    • R399: Unspecified symptoms and signs involving the genitourinary system

    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:

    • Stroke
    • Post-stroke Problems
    • Effects of Stroke
    • Stroke After-effects

    ICD-10 Codes:

    • I69398: Other sequelae of cerebral infarction

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

    As a Family Medicine Specialist, procedures performed by a Dr. Thomas Brennan may include:

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

    Does Dr. Brennan accept my insurance?

    Dr. Brennan accepts most major insurance plans. Important: Please call our office at (507) 625-1811 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Brennan accept in Mankato, MN?

    Dr. Brennan in Mankato, MN accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • All Other Third Party

    • Blue Cross and Blue Shield of Minnesota

    • Crown Cork and Seal Company

    • Genesis Health System

    • Medica

    • Medicare

    • Patriot Coal Corporation

    • South Country Health Alliance

    • State of Minnesota

    • State of Tennessee

    View All Insurances

    Where is Dr. Brennan's office located?

    Dr. Thomas Brennan's Primary Practice

    1230 E Main St

    Mankato, MN 56001

    (507) 625-1811

    Get Directions

    Dr. Thomas Brennan's Practice 2

    206 3rd Ave NE

    Mapleton, MN 56065

    Get Directions

    Dr. Thomas Brennan's Practice 3

    1411 Premier Dr

    Mankato, MN 56001

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

    Dr. Brennan's National Provider Identifier (NPI) number is 1407963226.

    What common questions do patients ask about Dr. Brennan?

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

    What is Dr. Thomas Brennan's specialty?

    Dr. Brennan is a Family Medicine Specialist near Mankato, MN. 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. Brennan to book an appointment today.

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

    Yes, Dr. Brennan is affiliated with Owatonna Hospital, Allina Health Faribault Medical Center, New Ulm Medical Center, River’s Edge Hospital & Clinic 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 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 Thomas Brennan accepting new patients in Mankato, MN?

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

    Does Dr. Thomas Brennan offer online booking?

    Please contact Dr. Brennan's office at (507) 625-1811 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Thomas Brennan?

    Please contact Dr. Brennan's office at (507) 625-1811 for information regarding telehealth appointment availability or for scheduling assistance.

    Which board certifications does Dr. Thomas Brennan have?

    Dr. Thomas Brennan is certified by the American Board of Family Medicine.

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