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

Dr. Arthur S Klein, MD

Individual provider Infectious Disease Physician · NPI 1720193204

Dr. Arthur S Klein, MD is an Infectious Disease in East Setauket, New York. Graduated from State University of New York Downstate Medical Center in 1983, 43 years ago. Practices with North Shore-Lij Medical PC, a 6,350-clinician group and accepts Medicare assignment. Licensed in New York.

Years since qualifying
43
Trained at
State University of New York Downstate Medical Center
Licensed in
NY
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

14 Technology Dr Ste 10
East Setauket, NY 11733-3472
Phone: (631) 689-5400
Fax: (631) 689-8247
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Infectious Disease Physician (primary) Taxonomy 207RI0200X · Licence 162611 (NY)

Record details

NPI number1720193204
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 21, 2006
Last updated in NPPESMarch 28, 2013

Medicare enrollment

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

Medicare specialtyINFECTIOUS DISEASE
Also practisesINTERNAL MEDICINE
Medical schoolSTATE UNIVERSITY OF NEW YORK DOWNSTATE MEDICAL CENTER
Graduated 1983 (43 years in practice)
Group practice North Shore-Lij Medical Pc — 6350 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in East Setauket