What is John Gerrein's NPI number?

John Gerrein's National Provider Identifier (NPI) is 1164572178, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is John Gerrein's specialty?

John Gerrein is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).

Where is John Gerrein located?

John Gerrein's practice location on file with NPPES is 8 Cedar St Ste 58, Woburn, MA 01801-6362.

What is John Gerrein's phone number?

The practice phone number listed in the NPPES registry for John Gerrein is (781) 938-8641.

Is John Gerrein's NPI active?

Yes — John Gerrein's NPI (1164572178) is active in the NPPES registry as of the last update on 2007-07-08.

IndividualActive

John Gerrein, PHD

NPI 1164572178 · Clinical Psychologist · Woburn, MA

John Gerrein, PHD is a Clinical Psychologist provider in Woburn, MA (NPI 1164572178).

Provider details

NPI number: 1164572178
Entity type: Individual
Primary specialty: Clinical PsychologistBehavioral Health & Social Service Providers
Credential: PHD
Sex: Male
Sole proprietor: Yes
License: 1981 (MA)

Specialties & taxonomies

Clinical PsychologistPrimary103TC0700XLicense 1981 (MA)
Behavioral Health & Social Service Providers

Profile Score

Detailed profile(90/100 index)

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

Registry tenure38% of score
19 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

8 Cedar St Ste 58

Woburn, MA 01801-6362

Phone: (781) 938-8641

Street-level locationGet directions

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Mailing address