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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

WILLIAM NOEL NGONGANG NGASSA
NPI 1528500378
Case Manager/Care Coordinator in Washington, DC

Active since November 10, 2016
4660 MARTIN LUTHER KING JR AVE SW APT C202, WASHINGTON, DC 20032(240) 533-6865 Get Directions Write a Review

NPPES record last updated: September 30, 2026. Verified against the NPPES registry weekly; last sync: October 11, 2026.

Record update history: Sep 30, 2026, Mar 1, 2018, Nov 10, 2016 (3 updates tracked since 2016).

About William Noel Ngongang Ngassa NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

WILLIAM NOEL NGONGANG NGASSA (NPI 1528500378) is an individual case manager/care coordinator provider in Washington, District Of Columbia and active in the NPI registry since November 2016.

NPPES Registry Identity

NPI1528500378
Entity TypeIndividualMale
Primary Taxonomy171M00000X
Provider Legal NameWILLIAM NOEL NGONGANG NGASSA
Location Address4660 MARTIN LUTHER KING JR AVE SW APT C202Washington, DC 20032
Mailing Address4660 Martin Luther King Jr Ave Sw Apt C202Washington, DC 20032 · (240) 533-6865
Phone(240) 533-6865
Sole ProprietorYes
Enumeration DateNovember 10, 2016
Last NPPES UpdateSeptember 30, 20263 updates tracked since enumeration
NPPES CertifiedSeptember 30, 2026
✔ NPI 1528500378 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCase Manager/Care CoordinatorOther Service Providers
Taxonomy Code171M00000X
Definition
A person who provides case management services and assists an individual in gaining access to needed medical, social, educational, and/or other services. The person has the ability to provide an assessment and review of completed plan of care on a periodic basis. This person is also able to take collaborative action to coordinate the services with other providers and monitor the enrollee's progress toward the cost-effective achievement of objectives specified in the plan of care. Credentials may vary from an experience in the fields of psychology, social work, rehabilitation, nursing or a closely related human service field, to a related Assoc of Arts Degree or to nursing credentials. Some states may require certification in case management.
4660 MARTIN LUTHER KING JR AVE SW APT C202, Washington, DC 20032
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Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is William Ngassa's NPI number?

The NPI number for William Ngassa is 1528500378. It was assigned to this individual provider in the NPPES registry on November 10, 2016.

Where is William Ngassa located?

William Ngassa practices at 4660 Martin Luther King Jr Ave SW Apt C202, Washington, DC 20032. The listed phone number is (240) 533-6865.

What is William Ngassa's specialty?

The primary specialty registered for this NPI is Case Manager/Care Coordinator with taxonomy code 171M00000X.

When was this NPI record last updated?

The NPPES record for William Ngassa was last updated on September 30, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.