1. Home
  2. Directory
  3. New York
  4. Brooklyn
  5. Clinic Center
  6. NPI Profile

MR. THOMAS J. JOHNSTON RN
NPI 1972812733
Clinic/Center - Adult Mental Health in Brooklyn, NY

Active since September 28, 2010
25 FLATBUSH AVE, BROOKLYN, NY 11217(718) 875-1420(718) 875-5496 Get Directions Write a Review

NPPES record last updated: September 28, 2010. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Mr. Thomas J. Johnston Rn NPPES

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

MR. THOMAS J. JOHNSTON RN (NPI 1972812733) is an individual adult mental health provider in Brooklyn, New York, licensed in New York (329882) and active in the NPI registry since September 2010.

NPPES Registry Identity

NPI1972812733
Entity TypeIndividualMale
Primary Taxonomy261QM0850X
Provider Legal NameMR. THOMAS J. JOHNSTONCredential: RN
Location Address25 FLATBUSH AVEBrooklyn, NY 11217-1101
Mailing Address25 Flatbush AveBrooklyn, NY 11217-1101 · (718) 875-1420 · Fax (718) 875-5496
Phone(718) 875-1420
Fax(718) 875-5496
Sole ProprietorYes
Enumeration DateSeptember 28, 2010
✔ NPI 1972812733 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyClinic/Center · Adult Mental HealthAmbulatory Health Care Facilities
Taxonomy Code261QM0850X
License✔ Licensed in NY · 329882
Definition
An entity, facility, or distinct part of a facility providing diagnostic, treatment, and prescriptive services related to mental and behavioral disorders in adults.
25 FLATBUSH AVE, Brooklyn, NY 11217
Open in Google Maps ↗

Other Providers at the Same Location NPPES 7

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

MR. RONALD HYMAN
Registered Nurse
25 FLATBUSH AVE
BROOKLYN, NY 11217
Kings County (718) 875-1420
REBECCA HOFFMAN LMSW
Social Worker
25 FLATBUSH AVE, 3RD FLOOR, RAINBOW HEIGHTS CLUB
BROOKLYN, NY 11217
Kings County (718) 852-5217
KARLA DEMARTINI R.N.
Registered Nurse (Psychiatric/Mental Health)
25 FLATBUSH AVE
BROOKLYN, NY 11217
Kings County (718) 875-1420
MAZLINE HUBBARD
Case Manager/Care Coordinator
25 FLATBUSH AVE
BROOKLYN, NY 11217
Kings County (718) 875-1420
CRUZ RODRIGUEZ
Case Manager/Care Coordinator
25 FLATBUSH AVE, SOUTH BEACH PSYCHIATRIC CENTER
BROOKLYN, NY 11217
Kings County (718) 875-1420
MS. SUSAN RUTH ROBERTSON PH. D.
Psychologist (Clinical)
25 FLATBUSH AVE, 3RD FLOOR
BROOKLYN, NY 11217
Kings County (718) 875-1420
DR. RONALD E HELLMAN M.D.
Psychiatry & Neurology (Psychiatry)
25 FLATBUSH AVE, 3RD FLOOR
BROOKLYN, NY 11217
Kings County (718) 875-1420

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 Thomas Johnston's NPI number?

The NPI number for Thomas Johnston is 1972812733. It was assigned to this individual provider in the NPPES registry on September 28, 2010.

Where is Thomas Johnston located?

Thomas Johnston practices at 25 Flatbush Ave, Brooklyn, NY 11217. The listed phone number is (718) 875-1420.

What is Thomas Johnston's specialty?

The primary specialty registered for this NPI is Clinic/Center, specializing in Adult Mental Health, with taxonomy code 261QM0850X.

When was this NPI record last updated?

The NPPES record for Thomas Johnston was last updated on September 28, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.