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- 134 Grandview Ave, Ste 101, Waterbury, CT 06708
About Dr. Deleon
John Deleon, MD practices diagnostic radiology in Waterbury, CT. John is a 1993 graduate of City University of New York School of Medicine. John is also listed as specializing in diagnostic ultrasound. According to Medicare claims data, John cared for 2,137 Medicare patients across 9,369 services. The services billed most often include injection, gadobutrol, 0.1 ml, low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml, and x-ray of chest, 1 view. The provider's National Provider Identifier (NPI) is 1245297654.
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) 756-8911
- Email not available
Practice Locations
134 GRANDVIEW AVE STE 101
Waterbury, CT 06708
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
Abdominal imaging
Biopsies
Bone Density
Breast Imaging
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
9,369 services · 2,137 patients · 25 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| X-ray of chest, 1 view | Imaging | 71045 |
418 | As often as other peers in Diagnostic Radiology |
| Ct scan head or brain without contrast | Imaging | 70450 |
287 | More often than most peers in Diagnostic Radiology |
| X-ray of chest, 2 views | Imaging | 71046 |
193 | As often as other peers in Diagnostic Radiology |
| Screening mammography | Imaging | 77067 |
185 | As often as other peers in Diagnostic Radiology |
| Screening 3d breast mammography | Imaging | 77063 |
185 | As often as other peers in Diagnostic Radiology |
| Ct scan of chest without contrast | Imaging | 71250 |
116 | More often than most peers in Diagnostic Radiology |
| Ct scan of abdomen and pelvis without contrast | Imaging | 74176 |
104 | More often than most peers in Diagnostic Radiology |
| Ct scan of upper spine without contrast | Imaging | 72125 |
90 | As often as other peers in Diagnostic Radiology |
| Ct scan of abdomen and pelvis with contrast | Imaging | 74177 |
88 | As often as other peers in Diagnostic Radiology |
| Ct scan of blood vessels of chest with contrast | Imaging | 71275 |
71 | 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 5
Same specialty, same street address — most likely the same department or group.
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.
Other radiologists in Waterbury 4
Same specialty, same city.
More connections — 11 related providers in 2 groups
Trained at City University of New York School of Medicine 3
Other providers in the same specialty who trained at the same institution.
Also performs X-ray of chest, 1 view 8
Providers in CT who bill this service to Medicare most often.
Common questions
What is Dr. Deleon's specialty?
Dr. Deleon is a radiologist in Waterbury, 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 Dr. Deleon?
Dr. Deleon is listed at 134 Grandview Ave Ste 101, Waterbury, CT 06708. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Deleon?
The number on file is (203) 756-8911. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Deleon's NPI number?
Dr. Deleon's National Provider Identifier is 1245297654. 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 Dr. Deleon's medical education?
Dr. Deleon attended City University of New York School of Medicine, graduating in 1993. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Deleon been practicing?
Dr. Deleon has 33 years experience. Calculated from a graduation year of 1993, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Deleon known for?
According to Medicare billing data, Dr. Deleon performs imaging including x-ray of chest, 1 view and ct scan head or brain without contrast. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Deleon confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Deleon. If this is you, claiming it is free.
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