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

Individual provider Internal Medicine Physician · NPI 1871527333

Dr. Stephen A. Atlas, MD is an Internal Medicine in New Haven, Connecticut. Graduated from Medical College of Wisconsin in 1976, 50 years ago. Practices with Cornell Scott Hill Health Corporation, a 258-clinician group and accepts Medicare assignment. Licensed in Connecticut.

Years since qualifying
50
Trained at
Medical College of Wisconsin
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

1450 Chapel St
New Haven, CT 06511
Phone: (203) 789-4044
Fax: (203) 867-5534
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 021472 (CT)

Record details

NPI number1871527333
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 10, 2006
Last updated in NPPESSeptember 13, 2013

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolMEDICAL COLLEGE OF WISCONSIN
Graduated 1976 (50 years in practice)
Group practice Cornell Scott Hill Health Corporation — 258 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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