What is Henry Mallett's NPI number?

Henry Mallett's National Provider Identifier (NPI) is 1861259699, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Henry Mallett's specialty?

Henry Mallett is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).

Where is Henry Mallett located?

Henry Mallett's practice location on file with NPPES is 40 Smart St, Waltham, MA 02451-2158.

What is Henry Mallett's phone number?

The practice phone number listed in the NPPES registry for Henry Mallett is (617) 599-2202.

Is Henry Mallett's NPI active?

Yes — Henry Mallett's NPI (1861259699) is active in the NPPES registry as of the last update on 2024-02-28.

IndividualActive

Henry Mallett

NPI 1861259699 · Social Worker · Waltham, MA

Henry Mallett is a Social Worker provider in Waltham, MA (NPI 1861259699).

Provider details

NPI number: 1861259699
Entity type: Individual
Primary specialty: Social WorkerBehavioral Health & Social Service Providers
Sex: Male
Sole proprietor: Yes
License: LICSW127052 (MA)

Specialties & taxonomies

Social WorkerPrimary104100000XLicense LICSW127052 (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

40 Smart St

Waltham, MA 02451-2158

Phone: (617) 599-2202

Street-level locationGet directions

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Mailing address