What is Matthew Clarke's NPI number?

Matthew Clarke's National Provider Identifier (NPI) is 1588427892, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Matthew Clarke's specialty?

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

Where is Matthew Clarke located?

Matthew Clarke's practice location on file with NPPES is 3 Summer St, Chelmsford, MA 01824-3020.

What is Matthew Clarke's phone number?

The practice phone number listed in the NPPES registry for Matthew Clarke is (978) 724-8249.

Is Matthew Clarke's NPI active?

Yes — Matthew Clarke's NPI (1588427892) is active in the NPPES registry as of the last update on 2026-04-23.

IndividualActive

Matthew Clarke

NPI 1588427892 · Mental Health Counselor · Chelmsford, MA

Matthew Clarke is a Mental Health Counselor provider in Chelmsford, MA (NPI 1588427892).

Provider details

NPI number: 1588427892
Entity type: Individual
Primary specialty: Mental Health CounselorBehavioral Health & Social Service Providers
Sex: Male
Sole proprietor: Yes
License: LMHC10005515 (MA)

Specialties & taxonomies

Mental Health CounselorPrimary101YM0800XLicense LMHC10005515 (MA)
Behavioral Health & Social Service Providers

Profile Score

Established profile(57/100 index)

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

Registry tenure38% of score
2 yrs 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

3 Summer St

Chelmsford, MA 01824-3020

Phone: (978) 724-8249

Street-level locationGet directions

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Mailing address