What is Matthew King's NPI number?

Matthew King's National Provider Identifier (NPI) is 1164377339, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Matthew King's specialty?

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

Where is Matthew King located?

Matthew King's practice location on file with NPPES is 162 Cottage St, Boston, MA 02128-3159.

What is Matthew King's phone number?

The practice phone number listed in the NPPES registry for Matthew King is (603) 915-6363.

Is Matthew King's NPI active?

Yes — Matthew King's NPI (1164377339) is active in the NPPES registry as of the last update on 2026-03-03.

IndividualActive

Matthew King

NPI 1164377339 · Counselor · Boston, MA

Matthew King is a Counselor provider in Boston, MA (NPI 1164377339).

Provider details

NPI number: 1164377339
Entity type: Individual
Primary specialty: CounselorBehavioral Health & Social Service Providers
Sex: Male
Sole proprietor: No

Specialties & taxonomies

CounselorPrimary101Y00000X
Behavioral Health & Social Service Providers

Profile Score

Basic profile(46/100 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

162 Cottage St

Boston, MA 02128-3159

Phone: (603) 915-6363

Street-level locationGet directions

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Mailing address