Physician Profile
Nancy Sierra, MD
Unclaimed ProfileAbout Dr. Sierra
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Specialty
Credentials & Licensing
Source: NPPES NPI Registry
Contact Information
- (973) 877-5000
- Email not available
Practice Locations
268 DR MARTIN LUTHER KING JR BLVD
Newark, NJ 07102
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other emergency physicians at this location 2
Same specialty, same street address — most likely the same department or group.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Common questions
What is Dr. Sierra's specialty?
Dr. Sierra is an emergency physician in Newark, NJ. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “Emergency Medicine”.
NPI registry
Where can I find Dr. Sierra?
Dr. Sierra is listed at 268 DR MARTIN LUTHER KING JR BLVD, Newark, NJ 07102. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Sierra?
The number on file is (973) 877-5000. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Sierra's NPI number?
Dr. Sierra's National Provider Identifier is 1083609846. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
How long has Dr. Sierra been practicing?
Dr. Sierra has 21+ years experience. Registered with an NPI since 2005. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.
NPI registry
Has Dr. Sierra confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Sierra. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.