What is Tessa Diaz's NPI number?

Tessa Diaz's National Provider Identifier (NPI) is 1114500972, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Tessa Diaz's specialty?

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

Where is Tessa Diaz located?

Tessa Diaz's practice location on file with NPPES is 260 Milton St Ste 101, Dedham, MA 02026-2927.

What is Tessa Diaz's phone number?

The practice phone number listed in the NPPES registry for Tessa Diaz is (781) 344-3400.

Is Tessa Diaz's NPI active?

Yes — Tessa Diaz's NPI (1114500972) is active in the NPPES registry as of the last update on 2026-04-27.

IndividualActive

Tessa Diaz

NPI 1114500972 · Mental Health Counselor · Dedham, MA

Tessa Diaz is a Mental Health Counselor provider in Dedham, MA (NPI 1114500972).

Provider details

NPI number: 1114500972
Entity type: Individual
Primary specialty: Mental Health CounselorBehavioral Health & Social Service Providers
Sex: Female
Sole proprietor: No

Specialties & taxonomies

Mental Health CounselorPrimary101YM0800X
Behavioral Health & Social Service Providers

Profile Score

Established profile(56/100 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

260 Milton St Ste 101

Dedham, MA 02026-2927

Phone: (781) 344-3400

Street-level locationGet directions

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Mailing address