What is Marissa O'Connor's NPI number?

Marissa O'Connor's National Provider Identifier (NPI) is 1265295380, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Marissa O'Connor's specialty?

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

Where is Marissa O'Connor located?

Marissa O'Connor's practice location on file with NPPES is 15 Grumman Road West, Bethpage, NY 11714.

What is Marissa O'Connor's phone number?

The practice phone number listed in the NPPES registry for Marissa O'Connor is (516) 465-4700.

Is Marissa O'Connor's NPI active?

Yes — Marissa O'Connor's NPI (1265295380) is active in the NPPES registry as of the last update on 2024-02-01.

IndividualActive

Marissa O'Connor, LMSW

NPI 1265295380 · Social Worker · Bethpage, NY

Marissa O'Connor, LMSW is a Social Worker provider in Bethpage, NY (NPI 1265295380).

Provider details

NPI number: 1265295380
Entity type: Individual
Primary specialty: Social WorkerBehavioral Health & Social Service Providers
Credential: LMSW
Sex: Female
Sole proprietor: No
License: 117301 (NY)

Specialties & taxonomies

Social WorkerPrimary104100000XLicense 117301 (NY)
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

15 Grumman Road West

Suite 1000

Bethpage, NY 11714

Phone: (516) 465-4700

Street-level locationGet directions

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Mailing address