What is Philip Mahar's NPI number?

Philip Mahar's National Provider Identifier (NPI) is 1508677923, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Philip Mahar's specialty?

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

Where is Philip Mahar located?

Philip Mahar's practice location on file with NPPES is 541 Plain St, Marshfield, MA 02050-2752.

What is Philip Mahar's phone number?

The practice phone number listed in the NPPES registry for Philip Mahar is (781) 834-0747.

Is Philip Mahar's NPI active?

Yes — Philip Mahar's NPI (1508677923) is active in the NPPES registry as of the last update on 2025-01-15.

IndividualActive

Philip Mahar

NPI 1508677923 · Mental Health Counselor · Marshfield, MA

Philip Mahar is a Mental Health Counselor provider in Marshfield, MA (NPI 1508677923).

Provider details

NPI number: 1508677923
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

Basic profile(49/100 index)

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

Registry tenure38% of score
1 yr 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

541 Plain St

Marshfield, MA 02050-2752

Phone: (781) 834-0747

Fax: (781) 834-0763

Street-level locationGet directions

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Mailing address