JOSEPH MARTINEZ-WILLIAMS
NPI 1003303447
Counselor - Professional in Washington, DC

Q: What is Joseph Martinez-williams's NPI number?

The NPI number for Joseph Martinez-williams is 1003303447. It was assigned to this individual provider in the NPPES registry on April 20, 2018. The provider is also known as Joseph Williams Lpc.

Q: What is Joseph Martinez-williams's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Professional, with taxonomy code 101YP2500X.

Active since April 20, 2018

101 Q ST NE, WASHINGTON, DC 20002(202) 674-2256 Get Directions Write a Review

NPPES record last updated: April 20, 2018. Verified against the NPPES registry weekly; last sync: August 09, 2026.

On this page

About Joseph Martinez-williams NPPES

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

JOSEPH MARTINEZ-WILLIAMS (NPI 1003303447) is an individual professional provider in Washington, District Of Columbia, licensed in District Of Columbia (PRC14710) and active in the NPI registry since April 2018.

NPPES Registry Identity

NPI1003303447

Entity TypeIndividualMale

Primary Taxonomy101YP2500X

Provider Legal NameJOSEPH MARTINEZ-WILLIAMS

Location Address101 Q ST NEWashington, DC 20002-2166

Mailing Address101 Q St NeWashington, DC 20002-2166 · (202) 674-2256

Phone(202) 674-2256

Sole ProprietorNo

Enumeration DateApril 20, 2018

✔ NPI 1003303447 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCounselor · ProfessionalBehavioral Health & Social Service Providers

Taxonomy Code101YP2500X

License✔ Licensed in DC · PRC14710

101 Q ST NE, Washington, DC 20002

Open in Google Maps ↗

Other Names 1

Former Name (1)Joseph Williams Lpc

Other Providers at the Same Location NPPES 4

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

ANAIS WASHINGTON

Doula

101 Q ST NE
WASHINGTON, DC 20002

District of Columbia (202) 734-7647

BEATRICE DELIMA LICSW

Social Worker (Clinical)

101 Q ST NE
WASHINGTON, DC 20002

District of Columbia (302) 465-5137

PSYCHOTHERAPUETIC OUTREACH SERVICES INC

Community/Behavioral Health

101 Q ST NE
WASHINGTON, DC 20002

District of Columbia (202) 588-9540

DR. ROBERT MICHAEL PERITO JR. M.D.

Psychiatry & Neurology (Psychiatry)

101 Q ST NE, SUITE G
WASHINGTON, DC 20002

District of Columbia (202) 259-2972

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 Joseph Martinez-williams's NPI number?

The NPI number for Joseph Martinez-williams is 1003303447. It was assigned to this individual provider in the NPPES registry on April 20, 2018. The provider is also known as Joseph Williams Lpc.

Where is Joseph Martinez-williams located?

Joseph Martinez-williams practices at 101 Q St NE, Washington, DC 20002. The listed phone number is (202) 674-2256.

What is Joseph Martinez-williams's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Professional, with taxonomy code 101YP2500X.

When was this NPI record last updated?

The NPPES record for Joseph Martinez-williams was last updated on April 20, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.