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

Individual provider Emergency Medicine Physician · NPI 1083609846

Dr. Nancy Sierra, MD is an Emergency Medicine Physician in Newark, New Jersey. Practices as a sole proprietor. Licensed in New Jersey.

Licensed in
NJ
In the registry since
2005
Specialties on file
2
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

268 Dr Martin Luther King Jr Blvd
Newark, NJ 07102-2011
Phone: (973) 877-5000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence 25MA05590000 (NJ)
General Practice Physician Taxonomy 208D00000X · Licence 25MA05590000 (NJ)

Record details

NPI number1083609846
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorYes
NPI enumeratedSeptember 16, 2005
Last updated in NPPESJuly 28, 2009
Mailing address66 W Gilbert St, Tinton Falls, NJ 07701-4918

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