What is Derrick Harper's NPI number?

Derrick Harper's National Provider Identifier (NPI) is 1558609594, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Derrick Harper's specialty?

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

Where is Derrick Harper located?

Derrick Harper's practice location on file with NPPES is 434 Warren St, Dorchester, MA 02121-1325.

What is Derrick Harper's phone number?

The practice phone number listed in the NPPES registry for Derrick Harper is (617) 541-6859.

Is Derrick Harper's NPI active?

Yes — Derrick Harper's NPI (1558609594) is active in the NPPES registry as of the last update on 2013-01-25.

IndividualActive

Derrick Harper

NPI 1558609594 · Mental Health Counselor · Dorchester, MA

Derrick Harper is a Mental Health Counselor provider in Dorchester, MA (NPI 1558609594).

Provider details

NPI number: 1558609594
Entity type: Individual
Primary specialty: Mental Health CounselorBehavioral Health & Social Service Providers
Sex: Male
Sole proprietor: Yes

Specialties & taxonomies

Mental Health CounselorPrimary101YM0800X
Behavioral Health & Social Service Providers

Profile Score

Established profile(72/100 index)

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

Registry tenure38% of score
13 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

434 Warren St

Dorchester, MA 02121-1325

Phone: (617) 541-6859

Fax: (617) 445-2125

Street-level locationGet directions

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Mailing address