NPPES file of Aug 9, 2026

James O'Brien, SUDCC

Addiction (Substance Use Disorder) Counselor · Rialto, CA

James O'Brien, SUDCC is an addiction (substance use disorder) counselor with a practice address in Rialto, California, and NPI 1609255769, issued on May 22, 2015. Check the license (California 091800 I, as entered in NPPES) with the California 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
1609255769
Name
James O'Brien
Credential
SUDCC
Primary taxonomy
Addiction (Substance Use Disorder) Counselor 101YA0400X
License number
091800 I CA
Self-reported in NPPES; status is on the state search
Practice location
850 E. Foothill Blvd., Rialto, CA 92376
Phone
(909) 873-4480
Enumerated
May 22, 2015
Record last updated
Aug 10, 2021 (not updated in 5 years: call before relying on the address or phone)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). 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 27,741 in California → Look up another NPI →

Also registered at 850 E. Foothill Blvd.

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

  1. Anna BlumSocial Worker1023293271

Verify James O'Brien in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this profession
    Search for license 091800 I    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 California license search

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James O'Brien among 27,741 addiction (substance use disorder) counselor records in California

James O'Brien, SUDCC is one of 27,741 addiction (substance use disorder) counselor records with a practice address in California. 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 2015, is newer than 33% of them.

  • NPI issued2015 · 33% of these records are older, 63% newer
  • In a Medicare fileNo · under 1% of these records are
  • In the CMS Doctors and Clinicians fileNo · under 1% of these records are
  • Record last updated2021 · 59% 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 California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

25 addiction (substance use disorder) counselor records list a practice address in Rialto

They are 25 of the 1,044 NPPES records with a practice address in Rialto, and 27,741 addiction (substance use disorder) counselor records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 27,741 in California → Every provider in Rialto → Addiction (Substance Use Disorder) Counselor nationwide →

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

  1. Cindy Allen, CATCRialto, CA 923761053520668
  2. Deborah BarelaRialto, CA 923761245370592
  3. Brittany BevRialto, CA 923761659764934
  4. Tracey Bonner, CADC-LLRialto, CA 923761588977789
  5. Sue Brazfield, ADC RASRialto, CA 923761245375484
  6. Alexander Cordova, CADC-IIRialto, CA 923761700077211
  7. Elizabeth De La TorreRialto, CA 923761588898324
  8. Darrick Flye, CADC IRialto, CA 923761265839674

Common questions

What is James O'Brien, SUDCC's NPI number?

James O'Brien, SUDCC's National Provider Identifier (NPI) is 1609255769, issued on May 22, 2015. An NPI identifies a provider in billing; it is not a license.

Where is James O'Brien, SUDCC located?

The NPPES record lists a practice address at 850 E. Foothill Blvd., Rialto, CA, 92376. Phone: (909) 873-4480. Providers update this record themselves, so call before visiting.

How can I verify James O'Brien, SUDCC's license?

NPPES lists California license number 091800 I, as entered by the provider. Search the California 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.