NPPES file of Aug 9, 2026

Ernest Patrician Johnston, LCSW, CADCIII

Addiction (Substance Use Disorder) Counselor · Portland, OR

Ernest Patrician Johnston, LCSW, CADCIII is an addiction (substance use disorder) counselor with a practice address in Portland, Oregon, and NPI 1831804327, issued on Jan 18, 2023. Check the license (Oregon T-24-3445, as entered in NPPES) with the Oregon board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1831804327
Name
Ernest Patrician Johnston
Credential
LCSW, CADCIII
Primary taxonomy
Addiction (Substance Use Disorder) Counselor 101YA0400X
License numbers
T-24-3445 OR
L16975 OR
Self-reported in NPPES; status is on the state search
Practice location
33 NW Broadway, Portland, OR 97209
Phone
(503) 228-7134
Enumerated
Jan 18, 2023
Record last updated
Sep 6, 2025
Medicare enrollment
Enrolled (PECOS I20250919003108); may accept Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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8 nearest addiction (substance use disorder) counselor records → All 4,037 in Oregon → Look up another NPI →

Also registered at 33 NW Broadway

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Reyna Abarca MejiaMental Health Counselor1992289052
  2. Brian AbeytaPeer Specialist1124605118
  3. Sarah Abuelkhair, QMHACounselor1154846863
  4. Noelle Al-MusaifryMental Health Counselor1558849828
  5. Aubrey AlvaradoMental Health Counselor1043903792
  6. Marie Ancharski, RNAdult Psychiatric/Mental Health Registered Nurse1689034431

Verify Ernest Patrician Johnston in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Oregon board licenses this profession
    Search for license T-24-3445    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Oregon license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Ernest Patrician Johnston among 4,037 addiction (substance use disorder) counselor records in Oregon

Ernest Patrician Johnston, LCSW, CADCIII is one of 4,037 addiction (substance use disorder) counselor records with a practice address in Oregon. under 1% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2023, is newer than 73% of them.

  • NPI issued2023 · 73% of these records are older, 19% newer
  • In a Medicare fileNo · under 1% of these records are
  • In the CMS Doctors and Clinicians fileYes · under 1% of these records are
  • Graduated2022 · median 2016 among the 35 with a school on file
  • Record last updated2025 · 53% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 101YA0400X and a Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

1,236 addiction (substance use disorder) counselor records list a practice address in Portland

They are 1,236 of the 42,088 NPPES records with a practice address in Portland, and 4,037 addiction (substance use disorder) counselor records in Oregon. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 4,037 in Oregon → Every provider in Portland → Addiction (Substance Use Disorder) Counselor nationwide →

The 8 addiction (substance use disorder) counselor records with the nearest ZIP codes

  1. Kristen Allen, CADC IIPortland, OR 972091639481005
  2. Jessica Bott, CADCI, QMHAPortland, OR 972091851602825
  3. Robert Crippen, CADC 1Portland, OR 972091043522469
  4. Katelyn Delano, LCSWPortland, OR 972091982976874
  5. Candia Elliott, CADC IIPortland, OR 972091093018459
  6. Richard GermanPortland, OR 972091447522495
  7. Jaye HillPortland, OR 972091447563291
  8. Roberta Miller, MAC, SAP, CADC IIIPortland, OR 972091982927570

Common questions

What is Ernest Patrician Johnston, LCSW, CADCIII's NPI number?

Ernest Patrician Johnston, LCSW, CADCIII's National Provider Identifier (NPI) is 1831804327, issued on Jan 18, 2023. An NPI identifies a provider in billing; it is not a license.

Where is Ernest Patrician Johnston, LCSW, CADCIII located?

The NPPES record lists a practice address at 33 NW Broadway, Portland, OR, 97209. Phone: (503) 228-7134. Providers update this record themselves, so call before visiting.

How can I verify Ernest Patrician Johnston, LCSW, CADCIII's license?

NPPES lists Oregon license number T-24-3445, as entered by the provider. Search the Oregon board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.