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PHAILYNN MARSHALL
NPI 1255036711
Psychologist - Clinical Child & Adolescent in Washington, DC

Active since April 04, 2023
1001 LAWRENCE ST NE, WASHINGTON, DC 20017(202) 481-1440 Get Directions Write a Review

NPPES record last updated: March 10, 2025. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Mar 10, 2025, Apr 4, 2023 (2 updates tracked since 2023).

About Phailynn Marshall NPPES

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

PHAILYNN MARSHALL (NPI 1255036711) is an individual clinical child & adolescent provider in Washington, District Of Columbia, licensed in District Of Columbia (PSYA200001531) and active in the NPI registry since April 2023.

NPPES Registry Identity

NPI1255036711
Entity TypeIndividualFemale
Primary Taxonomy103TC2200X
Provider Legal NamePHAILYNN MARSHALL
Location Address1001 LAWRENCE ST NEWashington, DC 20017-3513
Mailing Address1001 Lawrence St NeWashington, DC 20017-3513
Phone(202) 481-1440
Sole ProprietorNo
Enumeration DateApril 4, 2023
Last NPPES UpdateMarch 10, 20252 updates tracked since enumeration
NPPES CertifiedMarch 10, 2025
✔ NPI 1255036711 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychologist · Clinical Child & AdolescentBehavioral Health & Social Service Providers
Taxonomy Code103TC2200X
License✔ Licensed in DC · PSYA200001531
Definition

A psychologist who develops and applies scientific knowledge to the delivery of psychological services to infants, toddlers, children and adolescents within their social context. Of particular importance to the specialty of clinical child psychology is an understanding of the basic psychological needs of children and adolescents, and how the family and other social contexts influence the socio-emotional adjustment, cognitive development, behavioral adaptation and health status of children and adolescents.

1001 LAWRENCE ST NE, Washington, DC 20017
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Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MAUREEN FITZPATRICK
Social Worker (Clinical)
1001 LAWRENCE ST NE
WASHINGTON, DC 20017
District of Columbia (202) 321-3002
SUSIE EUNHEE PARK
Case Manager/Care Coordinator
1001 LAWRENCE ST NE
WASHINGTON, DC 20017
District of Columbia (202) 635-5900
MS. REBECCA BERLIN WAXMAN LICSW
Social Worker (Clinical)
1001 LAWRENCE ST NE
WASHINGTON, DC 20017
District of Columbia (202) 635-5944
JOSEPH GARNETT LGSW
Social Worker
1001 LAWRENCE ST NE
WASHINGTON, DC 20017
District of Columbia (202) 481-1451
AUBREY MASTERS LGSW
Social Worker (Clinical)
1001 LAWRENCE ST NE
WASHINGTON, DC 20017
District of Columbia (585) 747-2202
PORSCHE WOOD
Case Manager/Care Coordinator
1001 LAWRENCE ST NE
WASHINGTON, DC 20017
District of Columbia (202) 635-5890
JORDAN COLEY
Case Manager/Care Coordinator
1001 LAWRENCE ST NE
WASHINGTON, DC 20017
District of Columbia (202) 481-1440
MS. TERRI ANNJ JENKINS
Case Manager/Care Coordinator
1001 LAWRENCE ST NE
WASHINGTON, DC 20017
District of Columbia (804) 386-3060

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 Phailynn Marshall's NPI number?

The NPI number for Phailynn Marshall is 1255036711. It was assigned to this individual provider in the NPPES registry on April 4, 2023.

Where is Phailynn Marshall located?

Phailynn Marshall practices at 1001 Lawrence St NE, Washington, DC 20017. The listed phone number is (202) 481-1440.

What is Phailynn Marshall's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Clinical Child & Adolescent, with taxonomy code 103TC2200X.

When was this NPI record last updated?

The NPPES record for Phailynn Marshall was last updated on March 10, 2025. NPI Profile syncs with the weekly NPPES data releases published by CMS.