What is David Johnson's NPI number?

David Johnson's National Provider Identifier (NPI) is 1104977016, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is David Johnson's specialty?

David Johnson is listed in the NPPES registry with a primary specialty of Psychologist (Behavioral Health & Social Service Providers).

Where is David Johnson located?

David Johnson's practice location on file with NPPES is 16 Federal St, Greenfield, MA 01301-3302.

What is David Johnson's phone number?

The practice phone number listed in the NPPES registry for David Johnson is (413) 772-0144.

Is David Johnson's NPI active?

Yes — David Johnson's NPI (1104977016) is active in the NPPES registry as of the last update on 2007-07-08.

IndividualActive

David Johnson, PSYD

NPI 1104977016 · Psychologist · Greenfield, MA

David Johnson, PSYD is a Psychologist provider in Greenfield, MA (NPI 1104977016).

Provider details

NPI number: 1104977016
Entity type: Individual
Primary specialty: PsychologistBehavioral Health & Social Service Providers
Credential: PSYD
Sex: Male
Sole proprietor: Yes
License: 1177 (MA)

Specialties & taxonomies

PsychologistPrimary103T00000XLicense 1177 (MA)
Behavioral Health & Social Service Providers

Profile Score

Detailed profile(90/100 index)

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

Registry tenure38% of score
19 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

16 Federal St

Greenfield, MA 01301-3302

Phone: (413) 772-0144

Fax: (413) 772-0413

Street-level locationGet directions

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Mailing address