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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.

MARGARET JOHNSON LMHC, LCDP
NPI 1255926887
Counselor - Addiction (Substance Use Disorder) in Providence, RI

Active since March 05, 2021
530 N MAIN ST, PROVIDENCE, RI 02904(401) 528-0110 Get Directions Write a Review

NPPES record last updated: October 26, 2026. Verified against the NPPES registry weekly; last sync: November 08, 2026.

Record update history: Oct 26, 2026, Mar 5, 2021 (2 updates tracked since 2021).

About Margaret Johnson Lmhc, Lcdp NPPES

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

MARGARET JOHNSON LMHC, LCDP (NPI 1255926887) is an individual addiction (substance use disorder) provider in Providence, Rhode Island, licensed in Rhode Island (CDP00860) and active in the NPI registry since March 2021.

NPPES Registry Identity

NPI1255926887
Entity TypeIndividualFemale
Primary Taxonomy101YA0400X
Provider Legal NameMARGARET JOHNSONCredential: LMHC, LCDP
Location Address530 N MAIN STProvidence, RI 02904-5762
Mailing Address39 Hereford StProvidence, RI 02908-1544
Phone(401) 528-0110
Sole ProprietorNo
Enumeration DateMarch 5, 2021
Last NPPES UpdateOctober 26, 20262 updates tracked since enumeration
NPPES CertifiedOctober 26, 2026
✔ NPI 1255926887 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyCounselor · Addiction (Substance Use Disorder)Behavioral Health & Social Service Providers
Taxonomy Code101YA0400X
License✔ Licensed in RI · CDP00860
Also ListedCounselor · Mental HealthTaxonomy 101YM0800X · License MHC02108 (RI)
530 N MAIN ST, Providence, RI 02904
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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.

OLIVIA MEUNIER MA
Counselor
530 N MAIN ST
PROVIDENCE, RI 02904
Providence County (401) 274-2500
MISS ASHLEY L ADDISON BA, LCDP, CCSP
Counselor (Addiction (Substance Use Disorder))
530 N MAIN ST
PROVIDENCE, RI 02904
Providence County (401) 276-4100
TASHANA K LEOTTO
Registered Nurse
530 N MAIN ST
PROVIDENCE, RI 02904
Providence County (401) 383-5129
MARTA M LOPEZ NAPOLEONI M.S., LMHC
Counselor (Mental Health)
530 N MAIN ST
PROVIDENCE, RI 02904
Providence County (401) 528-0110
MRS. MELISSA H POLANCO LMHC, LCDP
Counselor (Mental Health)
530 N MAIN ST
PROVIDENCE, RI 02904
Providence County (401) 528-0110
DAWN M WHITMORE RN
Registered Nurse
530 N MAIN ST
PROVIDENCE, RI 02904
Providence County (401) 274-2500
ALLYSON PELLEGRINO RN
Registered Nurse
530 N MAIN ST
PROVIDENCE, RI 02904
Providence County (401) 276-4100
MELISSA CRUZ
Counselor
530 N MAIN ST
PROVIDENCE, RI 02904
Providence County (401) 274-2500

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 Margaret Johnson's NPI number?

The NPI number for Margaret Johnson is 1255926887. It was assigned to this individual provider in the NPPES registry on March 5, 2021.

Where is Margaret Johnson located?

Margaret Johnson practices at 530 N Main St, Providence, RI 02904. The listed phone number is (401) 528-0110.

What is Margaret Johnson's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Addiction (Substance Use Disorder), with taxonomy code 101YA0400X.

When was this NPI record last updated?

The NPPES record for Margaret Johnson was last updated on October 26, 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.