What is Erin Sun's NPI number?

Erin Sun's National Provider Identifier (NPI) is 1588525794, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Erin Sun's specialty?

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

Where is Erin Sun located?

Erin Sun's practice location on file with NPPES is 450 Brookline Ave, Boston, MA 02215-5450.

What is Erin Sun's phone number?

The practice phone number listed in the NPPES registry for Erin Sun is (857) 215-3240.

Is Erin Sun's NPI active?

Yes — Erin Sun's NPI (1588525794) is active in the NPPES registry as of the last update on 2025-11-19.

IndividualActive

Erin Sun

NPI 1588525794 · Clinical Social Worker · Boston, MA

Erin Sun is a Clinical Social Worker provider in Boston, MA (NPI 1588525794).

Provider details

NPI number: 1588525794
Entity type: Individual
Primary specialty: Clinical Social WorkerBehavioral Health & Social Service Providers
Sex: Female
Sole proprietor: No
License: LCSW2120203 (MA)

Specialties & taxonomies

Clinical Social WorkerPrimary1041C0700XLicense LCSW2120203 (MA)
Behavioral Health & Social Service Providers

Profile Score

Established profile(53/100 index)

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

Registry tenure38% of score
Under 1 yr in 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

450 Brookline Ave

Boston, MA 02215-5450

Phone: (857) 215-3240

Fax: (617) 632-5603

Street-level locationGet directions

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Mailing address