
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Kelleher, Diagnostic Radiologist in Norwalk, CT?
Dr. Michael Kelleher is certified by the American Board of Radiology since 2017. Dr. Kelleher graduated from the University of Connecticut School of Medicine and completed his radiology residency and fellowship at Yale New Haven Health.
Prior to joining Stamford Health, Dr. Kelleher was the CEO of a tech-based startup out of Palo Alto, CA where he led a team of radiologists and software engineers. As part of this endeavor, he set up a first of its kind internal teleradiology division for one of the leading academic medical centers in the country.
Dr. Kelleher is passionate about providing timely, high quality patient care with particular specialization in the field of telemammography.
What languages does Dr. Kelleher speak?
Dr. Kelleher and their clinical team can communicate with patients in the following languages:
English
What conditions does a Diagnostic Radiologist like Dr. Kelleher typically treat?
As a Diagnostic Radiologist, Dr. Kelleher 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. Kelleher. 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. Learn more about our claims-based healthcare methodology.
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:
- Unclear Mammogram
- Mammography
- Mammograms
- Inconclusive breast screening
- Mammogram needs further testing
- Uncertain mammogram result
ICD-10 Codes:
- R922: Inconclusive mammogram
Also known as:
- Breast Cancer Screening
- Health Screening
- Breast Cancer Screening (PDQ®)
- Mammogram
- Breast Exam
- Breast Cancer Check
ICD-10 Codes:
- Z1239: Encounter for other screening for malignant neoplasm of breast
Also known as:
- Abnormal Breast Imaging Results
- Mammography
- Inconclusive mammogram
- Unclear breast scan results
- Abnormal breast scan
ICD-10 Codes:
- R928: Other abnormal and inconclusive findings on diagnostic imaging of breast
Also known as:
- Dense Breasts
- Extremely Dense Breasts
- Fibroglandular breast tissue
- Dense breast tissue
- High breast density
- Very dense breast tissue
- Extremely dense breast tissue both sides
- High density breasts
ICD-10 Codes:
- R92323: Mammographic fibroglandular density, bilateral breasts
- R92343: Mammographic extreme density, bilateral breasts
Also known as:
- Heterogeneous Density in Both Breasts on Mammogram
- Dense Breasts (Bilateral)
- Unevenly Dense Breasts
- Mammographic Heterogeneous Bilateral Breasts
ICD-10 Codes:
- R92333: Mammographic heterogeneous density, bilateral breasts
Does Dr. Kelleher accept my insurance?
Dr. Kelleher accepts most major insurance plans. Important: Please call our office at (203) 276-4311 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Kelleher accept in Norwalk, CT?
Dr. Kelleher in Norwalk, CT accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
All Other Third Party
Cigna Group
CVS Health (formerly Aetna)
Elevance Health Inc. (formerly Anthem)
EmblemHealth
Medicare
State of Connecticut
UMR Administered Payer
UnitedHealth Group
Unknown
View All Insurances
Where is Dr. Kelleher's office located?

Norwalk Radiology Consultants
148 East Avenue, Suite 1M
Norwalk, CT 06851
(203) 276-4311
What is Dr. Kelleher's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Kelleher's National Provider Identifier (NPI) number is 1518253418.
What common questions do patients ask about Dr. Kelleher?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Kelleher
What is Dr. Michael Kelleher's specialty?
Dr. Kelleher is a Diagnostic Radiologist near Norwalk, CT.
What does a Diagnostic Radiologist do?
A radiologist is a medical doctor who specializes in using imaging technologies to diagnose, manage, and treat various medical conditions. Radiologists typically focus on Diagnostic Radiology, Interventional Radiology, or Radiation Oncology, and may also obtain certifications in a range of subspecialties, such as neuroradiology, musculoskeletal radiology, or pediatric radiology. Additionally, board certifications are available in Medical Physics, which ensures the safe and effective use of radiation in imaging and treatment. Radiologists collaborate with other healthcare professionals to interpret imaging results and help guide patient care decisions.
Is this Dr. Michael Kelleher affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Kelleher is affiliated with Stamford Health, Upmc Passavant-Mccandless, Upmc Hamot, Upmc Altoona, Meadville Medical Center, Ahn Saint Vincent Hospital 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
When to see a Diagnostic Radiologist?: Guides for symptoms, conditions, and treatments
Understand your symptoms and know when it’s time to see a Diagnostic Radiologist. Explore 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 Michael Kelleher accepting new patients in Norwalk, CT?
Yes, Dr. Michael Kelleher is accepting new patients at this time.
Does Dr. Michael Kelleher offer online booking?
Please contact Dr. Kelleher's office at (203) 276-4311 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Michael Kelleher?
Please contact Dr. Kelleher's office at (203) 276-4311 for information regarding telehealth appointment availability or for scheduling assistance.
Other Diagnostic Radiologist Near Norwalk, CT

Dr. Elizabeth Gaary, MD is a Diagnostic Radiologist, who primarily practices in Norwalk, CT. She is board certified.

Dr. Jane Chan, MD is a Diagnostic Radiologist, who primarily practices in Norwalk, CT. She has been practicing for over 37 years.

Dr. Bryan Lazzara, MD is a Diagnostic Radiologist, who primarily practices in Norwalk, CT. He is board certified.
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