What is Marissa Massey's NPI number?

Marissa Massey's National Provider Identifier (NPI) is 1487463816, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Marissa Massey's specialty?

Marissa Massey is listed in the NPPES registry with a primary specialty of Case Manager/Care Coordinator (Other Service Providers).

Where is Marissa Massey located?

Marissa Massey's practice location on file with NPPES is 1301 L' Enfant Square Southeast, Washington, DC 20020.

What is Marissa Massey's phone number?

The practice phone number listed in the NPPES registry for Marissa Massey is (202) 437-9535.

Is Marissa Massey's NPI active?

Yes — Marissa Massey's NPI (1487463816) is active in the NPPES registry as of the last update on 2024-12-31.

IndividualActive

Marissa Massey

NPI 1487463816 · Case Manager/Care Coordinator · Washington, DC

Marissa Massey is a Case Manager/Care Coordinator provider in Washington, DC (NPI 1487463816).

Provider details

NPI number: 1487463816
Entity type: Individual
Primary specialty: Case Manager/Care CoordinatorOther Service Providers
Sex: Female
Sole proprietor: No

Specialties & taxonomies

Case Manager/Care CoordinatorPrimary171M00000X
Other Service Providers

Profile Score

Basic profile(49/100 index)

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

Registry tenure38% of score
1 yr 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

1301 L' Enfant Square Southeast

Washington, DC 20020

Phone: (202) 437-9535

Street-level locationGet directions

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Mailing address