What is Emma Lacasse's NPI number?

Emma Lacasse's National Provider Identifier (NPI) is 1639020647, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Emma Lacasse's specialty?

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

Where is Emma Lacasse located?

Emma Lacasse's practice location on file with NPPES is 42 Sewall St, Somerville, MA 02145-1932.

What is Emma Lacasse's phone number?

The practice phone number listed in the NPPES registry for Emma Lacasse is (508) 769-8598.

Is Emma Lacasse's NPI active?

Yes — Emma Lacasse's NPI (1639020647) is active in the NPPES registry as of the last update on 2026-02-05.

IndividualActive

Emma Lacasse

NPI 1639020647 · Mental Health Counselor · Somerville, MA

Emma Lacasse is a Mental Health Counselor provider in Somerville, MA (NPI 1639020647).

Provider details

NPI number: 1639020647
Entity type: Individual
Primary specialty: Mental Health CounselorBehavioral Health & Social Service Providers
Sex: Male
Sole proprietor: No

Specialties & taxonomies

Mental Health CounselorPrimary101YM0800X
Behavioral Health & Social Service Providers

Profile Score

Basic profile(47/100 index)

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

Registry tenure38% of score
Under 1 yr in 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

42 Sewall St

Somerville, MA 02145-1932

Phone: (508) 769-8598

Street-level locationGet directions

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Mailing address