What is Maria O'Brien's NPI number?

Maria O'Brien's National Provider Identifier (NPI) is 1952053639, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Maria O'Brien's specialty?

Maria O'Brien is listed in the NPPES registry with a primary specialty of Registered Nurse (Nursing Service Providers).

Where is Maria O'Brien located?

Maria O'Brien's practice location on file with NPPES is 103 W Market St, Warren, OH 44481-1017.

What is Maria O'Brien's phone number?

The practice phone number listed in the NPPES registry for Maria O'Brien is (330) 394-8831.

Is Maria O'Brien's NPI active?

Yes — Maria O'Brien's NPI (1952053639) is active in the NPPES registry as of the last update on 2022-01-24.

IndividualActive

Maria O'Brien

NPI 1952053639 · Registered Nurse · Warren, OH

Maria O'Brien is a Registered Nurse provider in Warren, OH (NPI 1952053639).

Provider details

NPI number: 1952053639
Entity type: Individual
Primary specialty: Registered NurseNursing Service Providers
Sex: Female
Sole proprietor: No
License: RN.348747 (OH)

Specialties & taxonomies

Registered NursePrimary163W00000XLicense RN.348747 (OH)
Nursing Service Providers

Profile Score

Established profile(61/100 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
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

103 W Market St

Warren, OH 44481-1017

Phone: (330) 394-8831

Fax: (330) 373-0340

Street-level locationGet directions

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Mailing address