What is Marisa Sileo's NPI number?

Marisa Sileo's National Provider Identifier (NPI) is 1275421109, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Marisa Sileo's specialty?

Marisa Sileo is listed in the NPPES registry with a primary specialty of Registered Nurse (Nursing Service Providers).

Where is Marisa Sileo located?

Marisa Sileo's practice location on file with NPPES is 80 Guest St, Boston, MA 02135-2071.

What is Marisa Sileo's phone number?

The practice phone number listed in the NPPES registry for Marisa Sileo is (800) 981-5084.

Is Marisa Sileo's NPI active?

Yes — Marisa Sileo's NPI (1275421109) is active in the NPPES registry as of the last update on 2025-06-27.

IndividualActive

Marisa Sileo

NPI 1275421109 · Registered Nurse · Boston, MA

Marisa Sileo is a Registered Nurse provider in Boston, MA (NPI 1275421109).

Provider details

NPI number: 1275421109
Entity type: Individual
Primary specialty: Registered NurseNursing Service Providers
Sex: Female
Sole proprietor: No
License: RN2321426 (MA)

Specialties & taxonomies

Registered NursePrimary163W00000XLicense RN2321426 (MA)
Nursing Service Providers

Profile Score

Established profile(54/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
1 yr in NPPES registry
Profile completeness38% of score
100% of core fields populated
Practice footprint23% of score
1 documented practice location

Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.

Practice location

80 Guest St

Boston, MA 02135-2071

Phone: (800) 981-5084

Street-level locationGet directions

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Mailing address