What is Yeonjoo Son's NPI number?

Yeonjoo Son's National Provider Identifier (NPI) is 1891020582, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Yeonjoo Son's specialty?

Yeonjoo Son is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).

Where is Yeonjoo Son located?

Yeonjoo Son's practice location on file with NPPES is 300 W Main St Ste 201, Northborough, MA 01532-2132.

What is Yeonjoo Son's phone number?

The practice phone number listed in the NPPES registry for Yeonjoo Son is (508) 571-5391.

Is Yeonjoo Son's NPI active?

Yes — Yeonjoo Son's NPI (1891020582) is active in the NPPES registry as of the last update on 2025-06-12.

IndividualActive

Yeonjoo Son, LMHC

NPI 1891020582 · Mental Health Counselor · Northborough, MA

Yeonjoo Son, LMHC is a Mental Health Counselor provider in Northborough, MA (NPI 1891020582).

Provider details

NPI number: 1891020582
Entity type: Individual
Primary specialty: Mental Health CounselorBehavioral Health & Social Service Providers
Credential: LMHC
Sex: Female
Sole proprietor: Yes
License: 9441 (MA)

Specialties & taxonomies

Mental Health CounselorPrimary101YM0800XLicense 9441 (MA)
Behavioral Health & Social Service Providers

Profile Score

Detailed profile(84/100 index)

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

Registry tenure38% of score
16 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

300 W Main St Ste 201

Northborough, MA 01532-2132

Phone: (508) 571-5391

Street-level locationGet directions

More MA providers

Mailing address