What is Chelsea Macmillan's NPI number?

Chelsea Macmillan's National Provider Identifier (NPI) is 1477220515, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Chelsea Macmillan's specialty?

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

Where is Chelsea Macmillan located?

Chelsea Macmillan's practice location on file with NPPES is 53 Carlin Dr, Mastic, NY 11950-1103.

What is Chelsea Macmillan's phone number?

The practice phone number listed in the NPPES registry for Chelsea Macmillan is (631) 559-4493.

Is Chelsea Macmillan's NPI active?

Yes — Chelsea Macmillan's NPI (1477220515) is active in the NPPES registry as of the last update on 2021-08-26.

IndividualActive

Chelsea Macmillan, LMSW

NPI 1477220515 · Social Worker · Mastic, NY

Chelsea Macmillan, LMSW is a Social Worker provider in Mastic, NY (NPI 1477220515).

Provider details

NPI number: 1477220515
Entity type: Individual
Primary specialty: Social WorkerBehavioral Health & Social Service Providers
Credential: LMSW
Sex: Female
Sole proprietor: Yes

Specialties & taxonomies

Social WorkerPrimary104100000X
Behavioral Health & Social Service Providers

Profile Score

Established profile(55/100 index)

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

Registry tenure38% of score
4 yrs in NPPES 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

53 Carlin Dr

Mastic, NY 11950-1103

Phone: (631) 559-4493

Street-level locationGet directions

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Mailing address