Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

David S Klein, MD

Individual provider Diagnostic Radiology Physician · NPI 1427021021

David S Klein, MD is a Diagnostic Radiology in Norwalk, Connecticut. Graduated from New York University School of Medicine in 1995, 31 years ago. Practices with Stamford Health Medical Group Inc, a 432-clinician group and accepts Medicare assignment. Licensed in Connecticut.

Years since qualifying
31
Trained at
New York University School of Medicine
Licensed in
CT
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

148 E Ave
Norwalk, CT 06851-5721
Phone: (203) 852-9913
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Diagnostic Radiology Physician (primary) Taxonomy 2085R0202X · Licence 039370 (CT)

Record details

NPI number1427021021
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedFebruary 13, 2006
Last updated in NPPESFebruary 16, 2010
Mailing address210 Commerce Way, Suite 175, Portsmouth, NH 03801-8200

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyDIAGNOSTIC RADIOLOGY
Medical schoolNEW YORK UNIVERSITY SCHOOL OF MEDICINE
Graduated 1995 (31 years in practice)
Group practice Stamford Health Medical Group Inc — 432 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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