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Edit this profileAt a glance
- 1 Corporate Dr Ste 325, Shelton, CT 06484
About Dr. O'riordan
Moira O'Riordan, M.D. is a healthcare provider in Shelton, CT specializing in diagnostic radiology. Moira trained at University of Chicago, Pritzker School of Medicine, graduating in 2006. Medicare claims data shows Moira provided 1,994 services to 1,982 patients. The services billed most often include screening mammography, screening 3d breast mammography, and dxa bone density measurement of hip, pelvis, spine. This provider record is associated with NPI 1831356591.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (203) 696-3642
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
1 CORPORATE DR STE 325
Shelton, CT 06484
Conditions Evaluated or Diagnosed
Within Diagnostic Radiology generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Abdomen & Pelvis
- Abdominal Pain
- Appendicitis
- Diverticulitis
- Enlarged prostate
- Gallstones
- Kidney stones
- Liver Lesions
- Ovarian cysts
Bone & Joint
- Ankle Sprain or Fracture
- Bone fractures
- Heel pain
- Hip osteoarthritis
- Osteoporosis
- Rotator cuff tear
- Torn meniscus
Brain & Head
- Brain aneurysm
- Brain tumor
- Concussion in Children
- Migraines
- Sinus infection
- Transient ischemic attack
Brain & nerves
Breast
Chest & Heart
General
Heart & blood vessels
Joint & bone
Liver & digestion
Lungs & breathing
Men's health
Neck & Thyroid
Nerve pain
Pelvic health
Spine
Spine & back
Vascular
Women's health
Procedures & services
Breast Imaging
Abdominal imaging
Biopsies
Bone Density
CT Scan
Digestive & liver
Fluoroscopy
General imaging
Heart & blood vessels
Joint & bone
MRI
Nuclear Medicine
Pelvic imaging
Screening & Prevention
Spine & back
Ultrasound
- Abdominal Ultrasound
- Carotid Ultrasound
- Leg Vein Ultrasound
- Pelvic ultrasound
- Scrotal Ultrasound
- Thyroid ultrasound
- Ultrasound
Urinary & kidney
Women's health
X-Ray
Procedures Most Often Billed to Medicare
1,994 services · 1,982 patients · 14 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Screening mammography | Imaging | 77067 |
537 | More often than most peers in Diagnostic Radiology |
| Screening 3d breast mammography | Imaging | 77063 |
537 | More often than most peers in Diagnostic Radiology |
| Dxa bone density measurement of hip, pelvis, spine | Imaging | 77080 |
312 | More often than most peers in Diagnostic Radiology |
| Complete ultrasound scan of 1 breast | Imaging | 76641 |
126 | More often than most peers in Diagnostic Radiology |
| Screening mammography | Imaging | 77067 |
62 | More often than most peers in Diagnostic Radiology |
| Screening 3d breast mammography | Imaging | 77063 |
62 | More often than most peers in Diagnostic Radiology |
| Limited ultrasound scan of 1 breast | Imaging | 76642 |
62 | More often than most peers in Diagnostic Radiology |
| Diagnostic mammography of 1 breast | Imaging | 77065 |
52 | As often as other peers in Diagnostic Radiology |
| Diagnostic mammography of both breasts | Imaging | 77066 |
41 | Less often than most peers in Diagnostic Radiology |
| Dxa bone density measurement of hip, pelvis, spine | Imaging | 77080 |
37 | More often than most peers in Diagnostic Radiology |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other radiologists at this location 8
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 1
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 25 related providers in 4 groups
Trained at University of Chicago, Pritzker School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 2006 at University of Chicago, Pritzker School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Screening mammography 8
Providers in CT who bill this service to Medicare most often.
Common questions
What is Moira O'Riordan's specialty?
Moira O'Riordan is a radiologist in Shelton, CT. That is the designation recorded for this NPI in the federal registry, where it is listed as “Diagnostic Radiology”.
NPI registry
Where can I find Moira O'Riordan?
Moira O'Riordan is listed at 1 Corporate Dr Ste 325, Shelton, CT 06484. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Moira O'Riordan?
The number on file is (203) 696-3642. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Moira O'Riordan?
Moira O'Riordan's National Provider Identifier is 1831356591. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
What is Moira O'Riordan's education?
Moira O'Riordan attended University of Chicago, Pritzker School of Medicine, graduating in 2006. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Moira O'Riordan have?
Moira O'Riordan has 20 years experience. Calculated from a graduation year of 2006, reported in the CMS National Downloadable File.
CMS public data
What is Moira O'Riordan known for?
According to Medicare billing data, Moira O'Riordan performs imaging including screening mammography and screening 3d breast mammography. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Moira O'Riordan's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Moira O'Riordan. If this is you, claiming it is free.
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Guide.md listings do not constitute medical advice or an endorsement.