What is David Shumaker's NPI number?

David Shumaker's National Provider Identifier (NPI) is 1003806175, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is David Shumaker's specialty?

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

Where is David Shumaker located?

David Shumaker's practice location on file with NPPES is 167 Washington St Ste 28, Norwell, MA 02061-1797.

What is David Shumaker's phone number?

The practice phone number listed in the NPPES registry for David Shumaker is (781) 974-8988.

Is David Shumaker's NPI active?

Yes — David Shumaker's NPI (1003806175) is active in the NPPES registry as of the last update on 2026-01-11.

IndividualActive

David Shumaker, PHD

NPI 1003806175 · Psychologist · Norwell, MA

David Shumaker, PHD is a Psychologist provider in Norwell, MA (NPI 1003806175).

Provider details

NPI number: 1003806175
Entity type: Individual
Primary specialty: PsychologistBehavioral Health & Social Service Providers
Credential: PHD
Sex: Male
Sole proprietor: Yes
License: 8172 (MA)

Specialties & taxonomies

PsychologistPrimary103T00000XLicense 8172 (MA)
Behavioral Health & Social Service Providers

Profile Score

Detailed profile(91/100 index)

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

Registry tenure38% of score
20 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

167 Washington St Ste 28

Norwell, MA 02061-1797

Phone: (781) 974-8988

Street-level locationGet directions

More MA providers

Mailing address