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

Individual provider Internal Medicine Physician · NPI 1174507479

Sandra Costley, MD is an Internal Medicine in New City, New York. Graduated from State University of New York Downstate Medical Center in 1988, 38 years ago. Practices as a sole proprietor and accepts Medicare assignment. Licensed in New York.

Years since qualifying
38
Trained at
State University of New York Downstate Medical Center
Licensed in
NY
In the registry since
2005
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

345 N Main St
New City, NY 10956-4305
Phone: (845) 639-3123
Fax: (845) 639-4194
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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 185092 (NY)

Record details

NPI number1174507479
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorYes
NPI enumeratedDecember 1, 2005
Last updated in NPPESApril 23, 2008
Mailing address17 Squadron Blvd, Suite 400, New City, NY 10956-5214

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolSTATE UNIVERSITY OF NEW YORK DOWNSTATE MEDICAL CENTER
Graduated 1988 (38 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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