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JASON NICHOLSEN LICSW
NPI 1548673387
Social Worker - Clinical in Washington, DC

Active since June 10, 2014
2301 MARTIN LUTHER KING JR AVE SE, WHITMAN WALKER HEALTH, WASHINGTON, DC 20020(347) 834-3781 Get Directions Write a Review

NPPES record last updated: February 27, 2017. Verified against the NPPES registry weekly; last sync: August 23, 2026.

About Jason Nicholsen Licsw NPPES

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

JASON NICHOLSEN LICSW (NPI 1548673387) is an individual clinical provider in Washington, District Of Columbia, licensed in District Of Columbia (LC50080958) and active in the NPI registry since June 2014.

NPPES Registry Identity

NPI1548673387
Entity TypeIndividualMale
Primary Taxonomy1041C0700X
Provider Legal NameJASON NICHOLSENCredential: LICSW
Location Address2301 MARTIN LUTHER KING JR AVE SE, WHITMAN WALKER HEALTHWashington, DC 20020-5813
Mailing Address218 20th St Ne, #1Washington, DC 20002-6752 · (347) 834-3781
Phone(347) 834-3781
Sole ProprietorYes
Enumeration DateJune 10, 2014
Last NPPES UpdateFebruary 27, 2017
✔ NPI 1548673387 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
License✔ Licensed in DC · LC50080958
Definition
A social worker who holds a master's or doctoral degree in social work from an accredited school of social work in addition to at least two years of post-master's supervised experience in a clinical setting. The social worker must be licensed, certified, or registered at the clinical level in the jurisdiction of practice. A clinical social worker provides direct services, including interventions focused on interpersonal interactions, intrapsychic dynamics, and life management issues. Clinical social work services are based on bio-psychosocial perspectives. Services consist of assessment, diagnosis, treatment (including psychotherapy and counseling), client-centered advocacy, consultation, evaluation, and prevention of mental illness, emotional, or behavioral disturbances.
Also ListedSocial WorkerTaxonomy 104100000X · License LG50081076 (DC)
2301 MARTIN LUTHER KING JR AVE SE, Washington, DC 20020
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Oscar Health Maintenance Organization of Florida, UnitedHealthcare.Insurance ›

Other Providers at the Same Location NPPES 3

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

ADAM BLOOM LCPC, LPC, NCC, MAC
Counselor (Mental Health)
2301 MARTIN LUTHER KING JR AVE SE
WASHINGTON, DC 20020
District of Columbia (202) 713-5101
CAMILLE ADAMS LGSW
Social Worker (Clinical)
2301 MARTIN LUTHER KING JR AVE SE
WASHINGTON, DC 20020
District of Columbia (202) 745-7000
MISS TRACI D GRIGGS RN
Registered Nurse
2301 MARTIN LUTHER KING JR AVE SE
WASHINGTON, DC 20020
District of Columbia (202) 797-4408

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 Jason Nicholsen's NPI number?

The NPI number for Jason Nicholsen is 1548673387. It was assigned to this individual provider in the NPPES registry on June 10, 2014.

Where is Jason Nicholsen located?

Jason Nicholsen practices at 2301 Martin Luther King Jr Ave SE Whitman Walker Health, Washington, DC 20020. The listed phone number is (347) 834-3781.

What is Jason Nicholsen's specialty?

The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.

What insurance does Jason Nicholsen accept?

Health plans from Oscar Health Maintenance Organization of Florida and UnitedHealthcare list Jason Nicholsen as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Jason Nicholsen was last updated on February 27, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 years 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.