What is Chie Mitsui's NPI number?

Chie Mitsui's National Provider Identifier (NPI) is 1073110128, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Chie Mitsui's specialty?

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

Where is Chie Mitsui located?

Chie Mitsui's practice location on file with NPPES is 100 Cambridge St Fl 14, Boston, MA 02114-2509.

What is Chie Mitsui's phone number?

The practice phone number listed in the NPPES registry for Chie Mitsui is (646) 941-7645.

Is Chie Mitsui's NPI active?

Yes — Chie Mitsui's NPI (1073110128) is active in the NPPES registry as of the last update on 2026-02-28.

IndividualActive

Chie Mitsui, LMHC

NPI 1073110128 · Mental Health Counselor · Boston, MA

Chie Mitsui, LMHC is a Mental Health Counselor provider in Boston, MA (NPI 1073110128).

Provider details

NPI number: 1073110128
Entity type: Individual
Primary specialty: Mental Health CounselorBehavioral Health & Social Service Providers
Credential: LMHC
Sex: Female
Sole proprietor: No

Specialties & taxonomies

Mental Health CounselorPrimary101YM0800X
Behavioral Health & Social Service Providers

Profile Score

Established profile(57/100 index)

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

Registry tenure38% of score
5 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

100 Cambridge St Fl 14

Boston, MA 02114-2509

Phone: (646) 941-7645

Street-level locationGet directions

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Mailing address