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Dr. Gregory D'onofrio, MD

Stamford, CT

52 Years of Experience

Accepting patients
Online booking

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. D'onofrio, Cardiologist in Stamford, CT?

    Dr. Gregory D'onofrio, MD is a Cardiologist, who primarily practices in Stamford, CT with 2 additional practice locations. He has been practicing for over 52 years and is board certified. Dr. D'onofrio is fluent in English, and is currently seeing new patients. Dr. D'onofrio’s practice accepts Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. D'onofrio’s office at (203) 276-1000.

    Where did Dr. D'onofrio go to medical school and complete their residency?

      Is Dr. D'onofrio board certified as a Cardiologist?

      Yes, Dr. Gregory D'onofrio, MD is board certified by the American Board of Internal Medicine

      What languages does Dr. D'onofrio speak?

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

      • English

      What conditions does Dr. D'onofrio treat?

      As a Cardiologist, Dr. D'onofrio 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. D'onofrio. 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:

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

      ICD-10 Codes:

      • I10: Essential (primary) hypertension

      Also known as:

      • Heart Palpitations
      • Atrial Fibrillation
      • Arrhythmia
      • Skipped Heartbeat
      • Fluttering Heart
      • Pounding Heart
      • Afib
      • A-fib
      • Irregular heart rhythm

      ICD-10 Codes:

      • R002: Palpitations
      • I4891: Unspecified atrial fibrillation
      • I480: Paroxysmal atrial fibrillation

      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:

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

      ICD-10 Codes:

      • E7800: Pure hypercholesterolemia, unspecified

      Also known as:

      • Therapeutic Drug Monitoring
      • Drug level testing
      • Medication monitoring
      • Therapeutic drug management

      ICD-10 Codes:

      • Z5181: Encounter for therapeutic drug level monitoring

      Which procedures does Dr. D'onofrio perform as a Cardiologist?

      As a Cardiologist, procedures performed by Dr. Gregory D'onofrio may include:

      For detailed information, please contact Dr. D'onofrio's office.

      Does Dr. D'onofrio accept my insurance?

      Dr. D'onofrio accepts most major insurance plans. Important: Please call our office at (203) 276-1000 before your appointment to verify that your specific plan and network are accepted.

      What insurance plans does Dr. D'onofrio accept in Stamford, CT?

      Dr. D'onofrio in Stamford, CT accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

      Top Insurances

      • ArcBest Corporation

      • Crown Cork and Seal Company

      • CVS Health (formerly Aetna)

      • Elevance Health Inc. (formerly Anthem)

      • EmblemHealth

      • Express Scripts

      • Medicare

      • State of Connecticut

      • State of Tennessee

      • UnitedHealthcare

      View All Insurances

      Where is Dr. D'onofrio's office located?

      Dr. Gregory D'onofrio's Primary Practice

      5 High Ridge Park Ste 103

      Stamford, CT 06905

      (203) 276-1000

      Get Directions

      Dr. Gregory D'onofrio's Practice 2

      1500 Post Rd

      Darien, CT 06820

      Get Directions

      Dr. Gregory D'onofrio's Practice 3

      29 Hospital Plz Ste 502

      Stamford, CT 06902

      Get Directions

      Would you like to schedule an appointment with Dr. Gregory D'onofrio?

      Dr. D'onofrio has appointments available at his Stamford, CT office, as well as 2 other locations. Please select a location, date, and time below.

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

      Dr. D'onofrio's National Provider Identifier (NPI) number is 1255304796.

      What common questions do patients ask about Dr. D'onofrio?

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

      What is Dr. Gregory D'onofrio's specialty?

      Dr. D'onofrio is a Cardiologist near Stamford, CT. An internist specializing in cardiovascular diseases focuses on the diagnosis and management of complex heart and blood vessel conditions, including heart attacks and life-threatening arrhythmias. Contact Dr. D'onofrio to book an appointment today.

      Is this Dr. Gregory D'onofrio affiliated with a ranked Castle Connolly Top Hospital?

      Yes, Dr. D'onofrio is affiliated with Stamford Hospital which is a Castle Connolly Top Hospital. 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 Cardiologist?

      Explore Cardiologist 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 Gregory D'onofrio accepting new patients in Stamford, CT?

      Yes, Dr. Gregory D'onofrio is accepting new patients at this time.

      Does Dr. Gregory D'onofrio offer online booking?

      Yes, you can use online booking to schedule an appointment with Dr. D'onofrio, or call (203) 276-1000 for more information.

      How can I make an appointment with Gregory D'onofrio?

      Please contact Dr. D'onofrio's office at (203) 276-1000 for information regarding telehealth appointment availability or for scheduling assistance.

      Which board certifications does Dr. Gregory D'onofrio have?

      Dr. Gregory D'onofrio is certified by the American Board of Internal Medicine.

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