Physician Profile

Nancy Callan, M.D.

Unclaimed Profile

About Dr. Callan

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Specialty

Obstetrics & Gynecology (Primary)

Credentials & Licensing

MA license158767
NPI1407839830
NPI issued11/21/2005

Source: NPPES NPI Registry

Common questions

What does Nancy Callan specialize in?

Nancy Callan is an OB-GYN in Boston, MA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Obstetrics & Gynecology”.

NPI registry

Where is Nancy Callan located?

Nancy Callan is listed at 850 Harrison Ave 4Th Floor, Boston, MA 02118. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

What is Nancy Callan's phone number?

The number on file is (617) 414-4893. Guide.md cannot book appointments or pass on messages — please call the office directly.

NPI registry

What is Nancy Callan's NPI number?

Nancy Callan's National Provider Identifier is 1407839830. 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 Nancy Callan been practicing?

Nancy Callan 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 Nancy Callan confirmed this information?

Not yet. This profile is built from public federal data and has not been confirmed by Nancy Callan. 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.