What is Marcia Sirois's NPI number?

Marcia Sirois's National Provider Identifier (NPI) is 1174271928, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Marcia Sirois's specialty?

Marcia Sirois is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).

Where is Marcia Sirois located?

Marcia Sirois's practice location on file with NPPES is 45 Kinnicutt Ave, Warren, RI 02885-1119.

What is Marcia Sirois's phone number?

The practice phone number listed in the NPPES registry for Marcia Sirois is (207) 660-8317.

Is Marcia Sirois's NPI active?

Yes — Marcia Sirois's NPI (1174271928) is active in the NPPES registry as of the last update on 2025-09-28.

IndividualActive

Marcia Sirois, RD

NPI 1174271928 · Registered Dietitian · Warren, RI

Marcia Sirois, RD is a Registered Dietitian provider in Warren, RI (NPI 1174271928).

Provider details

NPI number: 1174271928
Entity type: Individual
Primary specialty: Registered DietitianDietary & Nutritional Service Providers
Credential: RD
Sex: Female
Sole proprietor: No

Specialties & taxonomies

Registered DietitianPrimary133V00000X
Dietary & Nutritional 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
4 yrs in NPPES registry
Profile completeness38% of score
83% 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

45 Kinnicutt Ave

Warren, RI 02885-1119

Phone: (207) 660-8317

Street-level locationGet directions

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Mailing address