What is Julie O'Neill's NPI number?

Julie O'Neill's National Provider Identifier (NPI) is 1538911227, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Julie O'Neill's specialty?

Julie O'Neill is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).

Where is Julie O'Neill located?

Julie O'Neill's practice location on file with NPPES is 100 Commerce Dr Ste 100, Newark, DE 19713-2850.

What is Julie O'Neill's phone number?

The practice phone number listed in the NPPES registry for Julie O'Neill is (302) 224-1400.

Is Julie O'Neill's NPI active?

Yes — Julie O'Neill's NPI (1538911227) is active in the NPPES registry as of the last update on 2026-05-14.

IndividualActive

Julie O'Neill, MSW, LMSW

NPI 1538911227 · Social Worker · Newark, DE

Julie O'Neill, MSW, LMSW is a Social Worker provider in Newark, DE (NPI 1538911227).

Provider details

NPI number: 1538911227
Entity type: Individual
Primary specialty: Social WorkerBehavioral Health & Social Service Providers
Credential: MSW, LMSW
Sex: Female
Sole proprietor: No
License: Q3-0010785 (DE)

Specialties & taxonomies

Social WorkerPrimary104100000XLicense Q3-0010785 (DE)
Behavioral Health & Social Service Providers

Profile Score

Established profile(57/100 index)

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

Registry tenure38% of score
2 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

100 Commerce Dr Ste 100

Newark, DE 19713-2850

Phone: (302) 224-1400

Fax: (302) 224-1402

Street-level locationGet directions

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Mailing address