NPPES file of Aug 9, 2026

Dana Mathews

Addiction (Substance Use Disorder) Counselor · Ontario, CA

Dana Mathews is an addiction (substance use disorder) counselor with a practice address in Ontario, California, and NPI 1760799233, issued on Sep 7, 2010. Check the license with the California board that licenses this profession; the Medicare figures below come from public CMS files.

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

NPPES recordNPPES file of Aug 9, 2026
1760799233
Name
Dana Mathews
Primary taxonomy
Addiction (Substance Use Disorder) Counselor 101YA0400X
Practice location
125 W F St, Ontario, CA 91762
Phone
(909) 986-4550
Enumerated
Sep 7, 2010
Record last updated
Sep 14, 2010 (not updated in 16 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20240416001689); accepts 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 27,741 in California → Look up another NPI →

Also registered at 125 W F St

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

  1. Nathan AquinoAddiction (Substance Use Disorder) Counselor1558021782
  2. Robb Benitez, MSWAddiction (Substance Use Disorder) Counselor1467916247
  3. Danna BennettLicensed Psychiatric Technician1548966781
  4. Jabari BoydAddiction (Substance Use Disorder) Counselor1285280776
  5. Aubree BradfordAddiction (Substance Use Disorder) Counselor1710470745
  6. Kelsey BradleyAddiction (Substance Use Disorder) Counselor1518331222

Verify Dana Mathews in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this professionCheck 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.

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Bills Medicare through one group practice

  1. High Desert Psychological ServicesVictorville, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Dana Mathews among 27,741 addiction (substance use disorder) counselor records in California

Dana Mathews 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. Its NPI, issued in 2010, is newer than 19% of them.

  • NPI issued2010 · 19% of these records are older, 78% newer
  • In a Medicare fileYes · under 1% of these records are
  • In the CMS Doctors and Clinicians fileYes · under 1% of these records are
  • Graduated2015 · median 2015 among the 32 with a school on file
  • Record last updated2010 · 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).

104 addiction (substance use disorder) counselor records list a practice address in Ontario

They are 104 of the 5,375 NPPES records with a practice address in Ontario, and 27,741 addiction (substance use disorder) counselor records in California.

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

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

  1. Carlos ChavezOntario, CA 917621730398413
  2. Steve CorsaroOntario, CA 917621619126463
  3. Quan HancockOntario, CA 917621962655456
  4. Jason HerreraOntario, CA 917621073825469
  5. Luz Howard, LVNOntario, CA 917621821143330
  6. Diane JochimsenOntario, CA 917621578757225
  7. Arif KhwajaOntario, CA 917621003963489
  8. Kent KlawerOntario, CA 917621912203092

Common questions

What is Dana Mathews's NPI number?

Dana Mathews's National Provider Identifier (NPI) is 1760799233, issued on Sep 7, 2010. An NPI identifies a provider in billing; it is not a license.

Where is Dana Mathews located?

The NPPES record lists a practice address at 125 W F St, Ontario, CA, 91762. Phone: (909) 986-4550. Providers update this record themselves, so call before visiting.

How can I verify Dana Mathews's license?

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. Medicare files from data.cms.gov. 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.