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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.

PROF. MARILYN BROWN LICSW
NPI 1063196608
Social Worker - Clinical in Washington, DC

Active since June 14, 2023PECOS Enrolled
3400 MARTIN LUTHER KING JR AVE SE, WASHINGTON, DC 20032(202) 257-6970 Get Directions Write a Review

NPPES record last updated: October 12, 2026. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Oct 12, 2026, Jun 14, 2023 (2 updates tracked since 2023).

About Prof. Marilyn Brown Licsw NPPES

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

PROF. MARILYN BROWN LICSW (NPI 1063196608) is an individual clinical provider in Washington, District Of Columbia, licensed in District Of Columbia (LC200004610) and active in the NPI registry since June 2023. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1063196608
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NamePROF. MARILYN BROWNCredential: LICSW
Location Address3400 MARTIN LUTHER KING JR AVE SEWashington, DC 20032-1542
Mailing Address3400 Martin Luther King Jr Ave SeWashington, DC 20032-1542 · (202) 257-6970
Phone(202) 257-6970
Sole ProprietorNo
Enumeration DateJune 14, 2023
Last NPPES UpdateOctober 12, 20262 updates tracked since enumeration
NPPES CertifiedOctober 12, 2026
✔ NPI 1063196608 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 · LC200004610
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 Worker · SchoolTaxonomy 1041S0200X · License LG200002467 (DC)
3400 MARTIN LUTHER KING JR AVE SE, Washington, DC 20032
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Prof. Marilyn Brown Licsw is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency– Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 20032 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$0.00 typical visit price
range $65.18 – $194.86
Typical copayment $0.00 (range $16.29 – $48.71)
Most-billed visit code NA
Established Patient
$80.66 typical visit price
range $21.40 – $158.88
Typical copayment $20.16 (range $5.35 – $39.72)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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.

CHENGJIAOYANG XUE
Counselor (Mental Health)
3400 MARTIN LUTHER KING JR AVE SE
WASHINGTON, DC 20032
District of Columbia (717) 869-8951
DELANEY KARELYNN CALDWELL LGPC, CRC
Counselor (Mental Health)
3400 MARTIN LUTHER KING JR AVE SE
WASHINGTON, DC 20032
District of Columbia (202) 724-7666
MS. CRISTIN ANTHONY
Counselor (Mental Health)
3400 MARTIN LUTHER KING JR AVE SE
WASHINGTON, DC 20032
District of Columbia (202) 724-7666
ZOE MICHELE BRIGHT
Community Health Worker
3400 MARTIN LUTHER KING JR AVE SE
WASHINGTON, DC 20032
District of Columbia (202) 724-7666
JENNA COLUMBIA
Counselor (Mental Health)
3400 MARTIN LUTHER KING JR AVE SE
WASHINGTON, DC 20032
District of Columbia (202) 724-7666
AYSIA CHANEL STOVALL LGPC
Counselor (Mental Health)
3400 MARTIN LUTHER KING JR AVE SE
WASHINGTON, DC 20032
District of Columbia (202) 724-7666
AMY PATRICIA FOX OTR/L
Occupational Therapist
3400 MARTIN LUTHER KING JR AVE SE
WASHINGTON, DC 20032
District of Columbia (202) 341-7222
MS. NICOLET CHARICE HENDERSON LPC, NCC
Counselor (Professional)
3400 MARTIN LUTHER KING JR AVE SE
WASHINGTON, DC 20032
District of Columbia (202) 724-7666

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 Marilyn Brown's NPI number?

The NPI number for Marilyn Brown is 1063196608. It was assigned to this individual provider in the NPPES registry on June 14, 2023.

Where is Marilyn Brown located?

Marilyn Brown practices at 3400 Martin Luther King Jr Ave SE, Washington, DC 20032. The listed phone number is (202) 257-6970.

What is Marilyn Brown's specialty?

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

Is Marilyn Brown enrolled in Medicare?

Yes. Marilyn Brown is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Marilyn Brown was last updated on October 12, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 25 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.