What is Melissa Sirois's NPI number?

Melissa Sirois's National Provider Identifier (NPI) is 1841185261, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Melissa Sirois's specialty?

Melissa Sirois is listed in the NPPES registry with a primary specialty of Counselor (Behavioral Health & Social Service Providers).

Where is Melissa Sirois located?

Melissa Sirois's practice location on file with NPPES is 1145 Sagamore Ave, Portsmouth, NH 03801-5585.

What is Melissa Sirois's phone number?

The practice phone number listed in the NPPES registry for Melissa Sirois is (603) 431-6703.

Is Melissa Sirois's NPI active?

Yes — Melissa Sirois's NPI (1841185261) is active in the NPPES registry as of the last update on 2025-06-09.

IndividualActive

Melissa Sirois

NPI 1841185261 · Counselor · Portsmouth, NH

Melissa Sirois is a Counselor provider in Portsmouth, NH (NPI 1841185261).

Provider details

NPI number: 1841185261
Entity type: Individual
Primary specialty: CounselorBehavioral Health & Social Service Providers
Sex: Female
Sole proprietor: No

Specialties & taxonomies

CounselorPrimary101Y00000X
Behavioral Health & Social Service Providers

Profile Score

Basic profile(48/100 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
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

1145 Sagamore Ave

Portsmouth, NH 03801-5585

Phone: (603) 431-6703

Fax: (603) 430-3753

Street-level locationGet directions

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Mailing address