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Dr. Mark D'Agostino, MD

Sleep Medicine
3.5 (13)
Map Pin Small New Haven, CT
Accepting new patients
34 years of experience

Offers telehealth

Overview of Dr. Mark D'Agostino, MD

Dr. Mark D'Agostino, MD is a Sleep Medicine Specialist in New Haven, CT. They specialize in Sleep Medicine, has 34 years of experience, and is board certified in Otolaryngology. They graduated from FINCH UNIVERSITY OF HEALTH SCIENCES / CHICAGO MEDICAL SCHOOL and is affiliated with Middlesex Hospital and Yale New Haven Hospital. Patients rated Dr. D'Agostino an average 3.5 star rating.

Dr. D'Agostino works at Practice in New Haven, CT with other offices in Guilford, CT, Hamden, CT and Middletown, CT. They frequently treat conditions like Sleep Apnea along with other conditions at varying frequencies. They are accepting new patients and accept Aetna, Anthem and Blue Cross Blue Shield as well as other major insurance plans. Please call ahead to schedule an appointment and to confirm all accepted insurance plans.

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These providers are on the medical staff of Hartford Healthcare
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Dr. D'Agostino's Office Locations

  1. 1
    Maria Byrne MD LLC
    1 Long Wharf Dr Ste 302, New Haven, CT 06511 Icon Directions Right Arrow Directions Phone Icon (203) 777-2264
  2. 2
    Vna of Guilford Inc
    669 Boston Post Rd, Guilford, CT 06437 Icon Directions Right Arrow Directions Phone Icon (203) 458-6181
  3. 3
    Childrens Medical Group LLC
    299 Washington Ave, Hamden, CT 06518 Icon Directions Right Arrow Directions Phone Icon (203) 288-3288
  4. 4
    Office
    51 S MAIN ST, Middletown, CT 06457 Icon Directions Right Arrow Directions Phone Icon (860) 344-0055

Hospital Affiliations
Admitting Hospitals

Admitting hospitals are where the provider is credentialed to see patients, perform procedures, and send patients for continuous care.

  • Middlesex Hospital
  • Yale New Haven Hospital

Experience & Treatment Frequency

NEW FEATURE

What is treatment frequency?

Our treatment frequency feature helps you understand howoften a provider performs or treats a specificprocedure/condition compared to other doctors. Providersrank in one of four frequency categories:

Very HighFrequency
HighFrequency
NormalFrequency
May Perform

Specific procedures/conditions that don’t haveenough data are indicated with “May Perform”. We encourageyou to contact the provider with questions about theirexperience.

Search for conditions or procedures.
Sleep Apnea
Sleep Study
Sleep Apnea
Sleep Study

Treatment frequency



Many providers have expertise treating multiple conditions or procedures. FindCare uses a variety of data sources to determine which conditions or procedures a provider treats and their level of experience.
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    • Aetna
    • Anthem
    • Blue Cross Blue Shield
    • Cigna
    • Connecticare
    • EmblemHealth
    • Excellus BlueCross BlueShield
    • First Health
    • Harvard Pilgrim Health Care
    • MVP Health Care
    • Oxford Health Plans
    • UnitedHealthCare

    * Please verify this information when scheduling an appointment.

    Ratings & Reviews
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    3.5
    Average provider rating
    Based on 13 ratings
    Patient Ratings (13)
    5 Star
    (7)
    4 Star
    (1)
    3 Star
    (0)
    2 Star
    (2)
    1 Star
    (3)
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    How was your appointment with Dr. D'Agostino?

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    Dr. D'Agostino's Office & Staff

    • Ease of scheduling urgent appointments
    • Office environment, cleanliness, comfort, etc.
    • Staff friendliness and courteousness
    • Total wait time (waiting & exam rooms)

    Experience with Dr. D'Agostino

    • Level of trust in provider's decisions
    • How well provider explains medical condition(s)
    • How well provider listens and answers questions
    • Hpends appropriate amount of time with patients

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    About Dr. Mark D'Agostino, MD

    Specialties
    • Sleep Medicine
    Specialties
    Years of Experience
    • 34 years of experience
    Years of Experience
    Years of experience represents how long a provider has been practicing in their field since graduating from medical school. Not all providers will have this information available.
    Languages Spoken
    • English
    Languages Spoken
    NPI Number
    • 1144230749
    NPI Number
    A National Provider Identifier (NPI) is a unique 10-digit identifier issued by the government to healthcare providers.

    Education & Certifications

    Medical Education
    • FINCH UNIVERSITY OF HEALTH SCIENCES / CHICAGO MEDICAL SCHOOL
    Medical Education
    Board Certifications
    • Otolaryngology and Otolaryngology-Head and Neck Surgery
    Board Certifications
    What’s a board certification and why is it important that my provider has one?

    A board certification represents a provider’s dedication to ongoing training in one or more specialties, including the completion of intensive exams. While not all specialties have board certifications, if your provider does have one they’ve taken the extra step to master their specialty and to keep up with the latest advancements in their field.

    Frequently Asked Questions

    Dr. Mark D'Agostino, MD is accepting new patients on Healthline FindCare. You can check to see if Dr. D'Agostino is offering online scheduling or call the provider’s office for more information.

    Dr. D'Agostino has indicated that they do offer telehealth services. Please call the provider’s office at for more information.

    Dr. D'Agostino has seen patients for Sleep Apnea, and more. You can see other conditions treated by Dr. D'Agostino on their profile. Please call the provider’s office to confirm all visit reasons.

    13 patients have reviewed Dr. D'Agostino. The overall rating for this provider is 3.5. You can read verified reviews and ratings and leave your own review based on your experience with Dr. D'Agostino.

    Whether a person prefers to schedule an appointment online or over the phone with Dr. D'Agostino, there are benefits to both methods. A person calling to schedule an with Dr. D'Agostino appointment can ask questions about the practice, provider availability, conditions treated, procedures performed, and if their insurance carrier is accepted. While online scheduling is quicker, easier, allows one to view a wide range of appointment times, and may provide the ability to sync with a personal calendar.

    Telehealth Options
    This provider has not specified a telehealth appointment method. Would you still like to make an appointment with Dr. D'Agostino, or would you like to choose another provider and have an online appointment right now?
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    Call now to make an appointment
    (203) 777-2264

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