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- 148 East Ave, Norwalk, CT 06851
About Dr. Klein
David S. Klein, MD practices diagnostic radiology in Norwalk, CT. David is a 1995 graduate of New York University School of Medicine. Medicare claims data shows David provided 1,852 services to 1,762 patients. The services billed most often include x-ray of chest, 1 view, x-ray of chest, 2 views, and ct scan head or brain without contrast. The provider's National Provider Identifier (NPI) is 1427021021.
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) 852-9913
- Email not available
Practice Locations
148 EAST AVE
Norwalk, CT 06851
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
1,852 services · 1,762 patients · 25 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| X-ray of chest, 1 view | Imaging | 71045 |
437 | As often as other peers in Diagnostic Radiology |
| X-ray of chest, 2 views | Imaging | 71046 |
144 | More often than most peers in Diagnostic Radiology |
| Ct scan head or brain without contrast | Imaging | 70450 |
126 | As often as other peers in Diagnostic Radiology |
| X-ray of chest, 2 views | Imaging | 71046 |
101 | More often than most peers in Diagnostic Radiology |
| Ct scan of abdomen and pelvis with contrast | Imaging | 74177 |
93 | As often as other peers in Diagnostic Radiology |
| 3d radiographic procedure | Imaging | 76376 |
81 | More often than most peers in Diagnostic Radiology |
| Ct scan of blood vessels of chest with contrast | Imaging | 71275 |
78 | More often than most peers in Diagnostic Radiology |
| Ct scan of chest without contrast | Imaging | 71250 |
76 | More often than most peers in Diagnostic Radiology |
| 3d radiographic procedure | Imaging | 76376 |
73 | More often than most peers in Diagnostic Radiology |
| Ct scan of abdomen and pelvis with contrast | Imaging | 74177 |
62 | As often as other 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.
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 Norwalk 4
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at New York University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1995 at New York University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs X-ray of chest, 1 view 8
Providers in CT who bill this service to Medicare most often.
Common questions
What kind of doctor is Dr. Klein?
Dr. Klein is a radiologist in Norwalk, CT. That is the designation recorded for this NPI in the federal registry, where it is listed as “Diagnostic Radiology”.
NPI registry
What is Dr. Klein's address?
Dr. Klein is listed at 148 East Ave, Norwalk, CT 06851. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Klein?
The number on file is (203) 852-9913. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Dr. Klein?
Dr. Klein's National Provider Identifier is 1427021021. 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
Where did Dr. Klein train?
Dr. Klein attended New York University School of Medicine, graduating in 1995. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Klein have?
Dr. Klein has 31 years experience. Calculated from a graduation year of 1995, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Klein perform?
According to Medicare billing data, Dr. Klein performs imaging including x-ray of chest, 1 view and x-ray of chest, 2 views; provides treatments such as ultrasound study of one arm or leg veins with compression and maneuvers. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Klein's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Klein. If this is you, claiming it is free.
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