What is Marissa Mccarthy's NPI number?

Marissa Mccarthy's National Provider Identifier (NPI) is 1144170846, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Marissa Mccarthy's specialty?

Marissa Mccarthy is listed in the NPPES registry with a primary specialty of Registered Nurse (Nursing Service Providers).

Where is Marissa Mccarthy located?

Marissa Mccarthy's practice location on file with NPPES is 3921 Minnesota Ave Ne, Washington, DC 20019-2662.

What is Marissa Mccarthy's phone number?

The practice phone number listed in the NPPES registry for Marissa Mccarthy is (202) 839-5310.

Is Marissa Mccarthy's NPI active?

Yes — Marissa Mccarthy's NPI (1144170846) is active in the NPPES registry as of the last update on 2026-02-02.

IndividualActive

Marissa Mccarthy

NPI 1144170846 · Registered Nurse · Washington, DC

Marissa Mccarthy is a Registered Nurse provider in Washington, DC (NPI 1144170846).

Provider details

NPI number: 1144170846
Entity type: Individual
Primary specialty: Registered NurseNursing Service Providers
Sex: Female
Sole proprietor: No
License: RN500226209 (DC)

Specialties & taxonomies

Registered NursePrimary163W00000XLicense RN500226209 (DC)
Nursing Service Providers

Profile Score

Established profile(53/100 index)

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

Registry tenure38% of score
Under 1 yr in 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

3921 Minnesota Ave Ne

Washington, DC 20019-2662

Phone: (202) 839-5310

Street-level locationGet directions

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Mailing address