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Dr. Gerard O'Halloran, MD

Sleep Medicine*
4.3 (6)
Map Pin Small Lakeville, MN
Accepting new patients
38 years of experience

Offers telehealth

Overview of Dr. Gerard O'Halloran, MD

Dr. Gerard O'Halloran, MD is a Sleep Medicine Specialist in Lakeville, MN. They specialize in Sleep Medicine, has 38 years of experience, and is board certified in Otolaryngology. They graduated from Mayo Clinic and is affiliated with Northfield Hospital. Patients rated Dr. O'Halloran an average 4.3 star rating.

Dr. O'Halloran works at Practice in Lakeville, MN with other offices in Faribault, MN, Northfield, MN and Owatonna, MN. 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.

These providers are on the medical staff of Mayo
Compare with other Sleep Medicine Specialists
Compare Dr. O'Halloran with our nearby Sleep Medicine Specialists at Mayo
These providers are on the medical staff of Mayo.

Dr. O'Halloran's Office Locations

  1. 1
    Northfield Hospital
    9974 214th St W, Lakeville, MN 55044 Icon Directions Right Arrow Directions Phone Icon (952) 469-0500
  2. 2
    Northfield Hospital & Clinics Faribault Clinic
    1980 30th St NW, Faribault, MN 55021 Icon Directions Right Arrow Directions Phone Icon (507) 333-5499
  3. 3
    Northfield Hospital
    2000 North Ave, Northfield, MN 55057 Icon Directions Right Arrow Directions Phone Icon (507) 646-1494
  4. 4
    Urology Associates Ltd.
    134 Southview St, Owatonna, MN 55060 Icon Directions Right Arrow Directions Phone Icon (507) 451-1120

Hospital Affiliations
Admitting Hospitals

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

  • Northfield Hospital

Experience & Treatment Frequency


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
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
Obstructive Sleep Apnea Syndrome

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.
Sleep Apnea
Sleep Study
Obstructive Sleep Apnea Syndrome
  • View other providers who treat Insomnia
Primary Central Sleep Apnea
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    View All Accepted Carriers

    • Aetna
    • Anthem
    • Blue Cross and Blue Shield of Minnesota
    • Blue Cross Blue Shield
    • Cigna
    • First Health
    • HealthPartners
    • Humana
    • PreferredOne
    • UnitedHealthCare
    • Wellmark Blue Cross and Blue Shield

    * Please verify this information when scheduling an appointment.

    Ratings & Reviews
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    Average provider rating
    Based on 6 ratings
    Patient Ratings (6)
    5 Star
    4 Star
    3 Star
    2 Star
    1 Star
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    Dr. O'Halloran'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. O'Halloran

    • 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. Gerard O'Halloran, MD

    • Sleep Medicine

    • *Healthline does not verify qualifications for medical specialties. Please verify your provider's specialty and qualifications directly with your provider and applicable medical board.
    Years of Experience
    • 38 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
    • 1184684839
    NPI Number
    A National Provider Identifier (NPI) is a unique 10-digit identifier issued by the government to healthcare providers.

    Education & Certifications

    Medical Education
    • Mayo Clinic
    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. Gerard O'Halloran, MD is accepting new patients on Healthline FindCare. You can check to see if Dr. O'Halloran is offering online scheduling or call the provider’s office for more information.

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

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

    6 patients have reviewed Dr. O'Halloran. The overall rating for this provider is 4.3. You can read verified reviews and ratings and leave your own review based on your experience with Dr. O'Halloran.

    Whether a person prefers to schedule an appointment online or over the phone with Dr. O'Halloran, there are benefits to both methods. A person calling to schedule an with Dr. O'Halloran 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. O'Halloran, 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
    (952) 469-0500

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