What is Willam O'Neil's NPI number?

Willam O'Neil's National Provider Identifier (NPI) is 1821758681, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Willam O'Neil's specialty?

Willam O'Neil is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).

Where is Willam O'Neil located?

Willam O'Neil's practice location on file with NPPES is 607 North Ave # 15, Wakefield, MA 01880-1322.

What is Willam O'Neil's phone number?

The practice phone number listed in the NPPES registry for Willam O'Neil is (781) 861-0890.

Is Willam O'Neil's NPI active?

Yes — Willam O'Neil's NPI (1821758681) is active in the NPPES registry as of the last update on 2021-12-21.

IndividualActive

Willam O'Neil

NPI 1821758681 · Mental Health Counselor · Wakefield, MA

Willam O'Neil is a Mental Health Counselor provider in Wakefield, MA (NPI 1821758681).

Provider details

NPI number: 1821758681
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(55/100 index)

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

Registry tenure38% of score
4 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

607 North Ave # 15

Wakefield, MA 01880-1322

Phone: (781) 861-0890

Street-level locationGet directions

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Mailing address