What is Fiona Merizier's NPI number?

Fiona Merizier's National Provider Identifier (NPI) is 1568391324, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Fiona Merizier's specialty?

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

Where is Fiona Merizier located?

Fiona Merizier's practice location on file with NPPES is 54 Miller St, Quincy, MA 02169-4725.

What is Fiona Merizier's phone number?

The practice phone number listed in the NPPES registry for Fiona Merizier is (617) 847-1950.

Is Fiona Merizier's NPI active?

Yes — Fiona Merizier's NPI (1568391324) is active in the NPPES registry as of the last update on 2026-05-18.

IndividualActive

Fiona Merizier

NPI 1568391324 · Clinical Social Worker · Quincy, MA

Fiona Merizier is a Clinical Social Worker provider in Quincy, MA (NPI 1568391324).

Provider details

NPI number: 1568391324
Entity type: Individual
Primary specialty: Clinical Social WorkerBehavioral Health & Social Service Providers
Sex: Female
Sole proprietor: No

Specialties & taxonomies

Clinical Social WorkerPrimary1041C0700X
Behavioral Health & Social Service Providers

Profile Score

Basic profile(46/100 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
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

54 Miller St

Quincy, MA 02169-4725

Phone: (617) 847-1950

Street-level locationGet directions

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Mailing address