What is Holden Greenhalgh's NPI number?

Holden Greenhalgh's National Provider Identifier (NPI) is 1326886821, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Holden Greenhalgh's specialty?

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

Where is Holden Greenhalgh located?

Holden Greenhalgh's practice location on file with NPPES is 141 E Main St, Waterbury, CT 06702-2310.

What is Holden Greenhalgh's phone number?

The practice phone number listed in the NPPES registry for Holden Greenhalgh is (203) 574-9000.

Is Holden Greenhalgh's NPI active?

Yes — Holden Greenhalgh's NPI (1326886821) is active in the NPPES registry as of the last update on 2024-07-18.

IndividualActive

Holden Greenhalgh

NPI 1326886821 · Social Worker · Waterbury, CT

Holden Greenhalgh is a Social Worker provider in Waterbury, CT (NPI 1326886821).

Provider details

NPI number: 1326886821
Entity type: Individual
Primary specialty: Social WorkerBehavioral Health & Social Service Providers
Sex: Male
Sole proprietor: No
License: 10205 (CT)

Specialties & taxonomies

Social WorkerPrimary104100000XLicense 10205 (CT)
Behavioral Health & Social Service Providers

Profile Score

Established profile(56/100 index)

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

Registry tenure38% of score
1 yr 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

141 E Main St

Waterbury, CT 06702-2310

Phone: (203) 574-9000

Street-level locationGet directions

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Mailing address