Registry data as of Aug 27, 2026

Olivia Aggas, ADTSIII

Addiction (Substance Use Disorder) Counselor · Ventura, CA

Olivia Aggas, ADTSIII is an addiction (substance use disorder) counselor with a practice address in Ventura, California, and NPI 1124286638, issued on May 30, 2008. Check the license (California 7957, 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, loaded Aug 27, 2026 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1124286638
Name
Olivia Aggas
Credential
ADTSIII
Primary taxonomy
Addiction (Substance Use Disorder) Counselor 101YA0400X
License number
7957 CA
Self-reported in NPPES; status is on the state search
Practice location
5740 Ralston St Ste 200, Ventura, CA 93003
Phone
(805) 662-1774
Enumerated
May 30, 2008
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.
Download card Updates feed

Also registered at 5740 Ralston St Ste 200

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

  1. Eleanor Abiva, RNRegistered Nurse1669100061
  2. Jessica AltamiranoCase Manager/Care Coordinator1346011061
  3. Amber CastilloCommunity Health Worker1093524233
  4. Emilio CortezCase Manager/Care Coordinator1003157496
  5. Teri Jo DentonCase Manager/Care Coordinator1710583075
  6. Rhonda FleischerLicensed Psychiatric Technician1063532620

Verify Olivia Aggas 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 7957
    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

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

Statewide context: the Medical Board of California reported 374 disciplinary actions in FY 2022-23. California discipline data →

99 addiction (substance use disorder) counselor records list a Ventura practice address

They are 99 of the 4,435 NPPES records with a Ventura practice address, and 29,099 addiction (substance use disorder) counselor records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other addiction (substance use disorder) counselor records in California

  1. Sean A Jerome, CADCIICosta Mesa, CA1831884550
  2. Carrie AamodtVisalia, CA1932661311
  3. Emory Aaron, CCAPP C4321214Los Angeles, CA1073980801
  4. Lisa Aaron, CASACCulver City, CA1356090849
  5. Michael Abacherli, JD, RADTSan Jacinto, CA1235826983
  6. Victor AbadEl Cajon, CA1205562238
  7. Sean AbairTaft, CA1174084347
  8. Maira AbalosDelano, CA1508452038
  9. Jazmine AbanicoVentura, CA1851964613
  10. Israel Abarca, CAADESan Francisco, CA1114126950

Common questions

What is Olivia Aggas, ADTSIII's NPI number?

Olivia Aggas, ADTSIII's National Provider Identifier (NPI) is 1124286638, issued on May 30, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Olivia Aggas, ADTSIII located?

The NPPES record lists a practice address at 5740 Ralston St Ste 200, Ventura, CA, 93003. Phone: (805) 662-1774. Providers update this record themselves, so call before visiting.

How can I verify Olivia Aggas, ADTSIII's license?

NPPES lists California license number 7957, 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), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.