NPPES file of Aug 9, 2026

Nicole Joyner, PEER SUPPORT

Mental Health Counselor · Ontario, CA

Nicole Joyner, PEER SUPPORT is a mental health counselor with a practice address in Ontario, California, and NPI 1992520001, issued on Nov 22, 2024. Check the license (California MPSS-DHLENP, 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
1992520001
Name
Nicole Joyner
Credential
PEER SUPPORT
Primary taxonomy
Mental Health Counselor 101YM0800X
License number
MPSS-DHLENP CA
Self-reported in NPPES; status is on the state search
Practice location
3286 E Guasti RD, Ontario, CA 91761
Phone
(909) 906-9844
Enumerated
Nov 22, 2024
Record last updated
Nov 22, 2024
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 mental health counselor records → All 28,617 in California → Look up another NPI →

Also registered at 3286 E Guasti RD

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

  1. Cherrelle CarbajalAddiction (Substance Use Disorder) Counselor1558113092
  2. Francois GarciaAddiction (Substance Use Disorder) Counselor1568310084
  3. Ashley MaddenAddiction (Substance Use Disorder) Counselor1013598028
  4. Katherine MariscalAddiction (Substance Use Disorder) Counselor1578256236
  5. Carmen McCarrelMental Health Counselor1003552944
  6. Brenda RetamozaAddiction (Substance Use Disorder) Counselor1326968587

Verify Nicole Joyner 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 MPSS-DHLENP    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.

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Nicole Joyner among 28,617 mental health counselor records in California

Nicole Joyner, PEER SUPPORT is one of 28,617 mental health counselor records with a practice address in California. 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 2024, is newer than 91% of them.

  • NPI issued2024 · 91% of these records are older, 6% newer
  • In a Medicare fileNo · 1% of these records are
  • In the CMS Doctors and Clinicians fileNo · 3% of these records are
  • Record last updated2024 · 71% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 101YM0800X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

79 mental health counselor records list a practice address in Ontario

They are 79 of the 5,375 NPPES records with a practice address in Ontario, and 28,617 mental health counselor records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 28,617 in California → Every provider in Ontario → Mental Health Counselor nationwide →

The 8 mental health counselor records with the nearest ZIP codes

  1. Mfonobong CaloOntario, CA 917611114274602
  2. Cany ChongOntario, CA 917611013212372
  3. Marilyn Curry-A-Keaton Ma. Ms, MFTIOntario, CA 917611285762096
  4. Rommel Rock DivinagraciaOntario, CA 917611952701070
  5. Vanessa FabricatoreOntario, CA 917611841426228
  6. Vanessa HernandezCovina, CA 917611750414033
  7. Tracy Isaac, APCC, LPHA, CATC IVOntario, CA 917611023555158
  8. Rachel Lairmore, LMFTOntario, CA 917611518345354

Common questions

What is Nicole Joyner, PEER SUPPORT's NPI number?

Nicole Joyner, PEER SUPPORT's National Provider Identifier (NPI) is 1992520001, issued on Nov 22, 2024. An NPI identifies a provider in billing; it is not a license.

Where is Nicole Joyner, PEER SUPPORT located?

The NPPES record lists a practice address at 3286 E Guasti RD, Ontario, CA, 91761. Phone: (909) 906-9844. Providers update this record themselves, so call before visiting.

How can I verify Nicole Joyner, PEER SUPPORT's license?

NPPES lists California license number MPSS-DHLENP, 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.