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Dr. Daniel O'leary, MD

Leominster, MA

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. O'leary, Internist in Leominster, MA?

    Dr. Daniel O'leary, MD is an Internist, who primarily practices in Leominster, MA. He is board certified by the American Board of Internal Medicine. Dr. O'leary graduated from University of Massachusetts Med School and completed his residency at Worcester Mem Hosp-Im/Pth, Internal Medicine. Dr. O'leary is fluent in English and Spanish, and is currently seeing new patients. Dr. O'leary’s practice accepts Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. O'leary’s office at (978) 534-4241.

    Where did Dr. O'leary go to medical school and complete their residency?

    • Residency: Worcester Mem Hosp-Im/Pth, Internal Medicine

    • Medical School: University Of Ma Med Sch- Worcester Ma | University of Massachusetts Med School

    Is Dr. O'leary board certified in Internist?

    Yes, Dr. Daniel O'leary, MD is board certified by the American Board of Internal Medicine

    What languages does Dr. O'leary speak?

    Dr. O'leary and their clinical team can communicate with patients in the following languages:

    • English

    • Spanish

    What conditions does Dr. O'leary treat?

    As a Internist, Dr. O'leary 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. O'leary. 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:

    • Adult Health Checkup with Abnormal Findings
    • Health Checkup
    • Adult Physical Exam with Issues
    • Routine Checkup with Concerns
    • General Medical Exam with Abnormal Results

    ICD-10 Codes:

    • Z0001: Encounter for general adult medical examination with abnormal findings

    Also known as:

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

    ICD-10 Codes:

    • I10: Essential (primary) hypertension

    Also known as:

    • Cardiovascular Disorder Screening
    • Health Screening
    • Heart Disease Screening
    • Vascular Disease Check
    • Cardiac Screening

    ICD-10 Codes:

    • Z136: Encounter for screening for cardiovascular disorders

    Also known as:

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

    ICD-10 Codes:

    • Z23: Encounter for immunization

    Also known as:

    • Anxiety Disorder
    • Anxiety
    • General Anxiety
    • Anxiety Problems
    • Nervous Disorder

    ICD-10 Codes:

    • F419: Anxiety disorder, unspecified

    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:

    • Mammogram for Breast Cancer Screening
    • Health Screening
    • Mammography
    • Breast Cancer Screening (PDQ®)
    • Mammograms
    • Breast X-ray
    • Breast Cancer Check

    ICD-10 Codes:

    • Z1231: Encounter for screening mammogram for malignant neoplasm of breast

    Also known as:

    • Urinary Device Fitting and Adjustment
    • Urological Device Fitting
    • Bladder Device Adjustment
    • Catheter Fitting

    ICD-10 Codes:

    • Z466: Encounter for fitting and adjustment of urinary device

    Also known as:

    • Joint Replacement Aftercare
    • Hip Replacement
    • Joint Disorder
    • Knee Replacement
    • Post-joint replacement care
    • Joint surgery recovery
    • Orthopedic aftercare

    ICD-10 Codes:

    • Z471: Aftercare following joint replacement surgery

    Also known as:

    • High Cholesterol
    • Cholesterol
    • Hypercholesterolemia
    • High blood cholesterol
    • Elevated cholesterol

    ICD-10 Codes:

    • E7800: Pure hypercholesterolemia, unspecified

    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

    Also known as:

    • Type 2 Diabetes
    • Diabetes Type 2
    • Type 2 diabetes
    • Diabetes Mellitus Type 2
    • Adult-Onset Diabetes
    • Non-Insulin Dependent Diabetes

    ICD-10 Codes:

    • E119: Type 2 diabetes mellitus without complications

    Also known as:

    • Prostate Cancer Screening
    • Prostate Cancer Screening (PDQ®)
    • PSA Test
    • Prostate Exam
    • Prostate Cancer Check

    ICD-10 Codes:

    • Z125: Encounter for screening for malignant neoplasm of prostate

    Also known as:

    • Circulatory System Surgery Aftercare
    • After Surgery
    • Post-cardiac surgery care
    • Vascular surgery aftercare
    • Heart surgery recovery

    ICD-10 Codes:

    • Z48812: Encounter for surgical aftercare following surgery on the circulatory system

    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:

    • Pneumonia
    • Lung Infection
    • Chest Infection
    • Pneumonitis

    ICD-10 Codes:

    • J189: Pneumonia, unspecified organism

    Also known as:

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

    ICD-10 Codes:

    • E039: Hypothyroidism, unspecified

    Also known as:

    • Enlarged Prostate with Urinary Symptoms
    • Enlarged Prostate (BPH)
    • Enlarged Prostate (Benign Prostatic Hyperplasia)
    • BPH with LUTS
    • Prostate enlargement with urinary issues
    • Benign prostatic hyperplasia with urinary symptoms

    ICD-10 Codes:

    • N401: Benign prostatic hyperplasia with lower urinary tract symptoms

    Also known as:

    • Cancer Surgery Aftercare
    • After Surgery
    • Cancer
    • Post-cancer surgery care
    • Oncology aftercare
    • Cancer recovery follow-up

    ICD-10 Codes:

    • Z483: Aftercare following surgery for neoplasm

    Also known as:

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

    ICD-10 Codes:

    • I4891: Unspecified atrial fibrillation

    Which procedures does Dr. O'leary perform as a Internist?

    As a Internist, procedures performed by an Dr. Daniel O'leary may include:

    For detailed information, please contact Dr. O'leary's office.

    Does Dr. O'leary accept my insurance?

    Dr. O'leary accepts most major insurance plans. Important: Please call our office at (978) 534-4241 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. O'leary accept in Leominster, MA?

    Dr. O'leary in Leominster, 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

    • Blue Cross Blue Shield of Massachusetts

    • CVS Health (formerly Aetna)

    • Medicare

    • Network Health

    • Other TPA

    • Point32Health

    • Tufts Health Plan

    • UMass Memorial Health Care

    • UnitedHealthcare

    View All Insurances

    Where is Dr. O'leary's office located?

    Dr. Daniel O'leary's Primary Practice

    50 Memorial Dr Ste 205

    Leominster, MA 01453

    (978) 534-4241

    Get Directions

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

    Dr. O'leary's National Provider Identifier (NPI) number is 1447346531.

    What common questions do patients ask about Dr. O'leary?

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

    What is Dr. Daniel O'leary's specialty?

    Dr. O'leary is a Internist near Leominster, MA.

    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.

    Contact Dr. O'leary to book an appointment today.

    Is this Dr. Daniel O'leary affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. O'leary is affiliated with Umass Memorial Healthalliance Clinton Hospital - Leominster Campus, Emerson Health 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 Internist?

    Explore Internist 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 Daniel O'leary accepting new patients in Leominster, MA?

    Yes, Dr. Daniel O'leary is accepting new patients at this time.

    Does Dr. Daniel O'leary offer online booking?

    Please contact Dr. O'leary's office at (978) 534-4241 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Daniel O'leary?

    Please contact Dr. O'leary's office at (978) 534-4241 for information regarding telehealth appointment availability or for scheduling assistance.

    Which board certifications does Dr. Daniel O'leary have?

    Dr. Daniel O'leary is certified by the American Board of Internal Medicine.

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