NPPES file of Aug 9, 2026

Chelsea Lynn Abreu

Mental Health Counselor · Walnut Creek, CA

Chelsea Lynn Abreu is a mental health counselor with a practice address in Walnut Creek, California, and NPI 1669813689, issued on Jul 8, 2013. Check the license 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
1669813689
Name
Chelsea Lynn Abreu
Primary taxonomy
Mental Health Counselor 101YM0800X
Practice location
1855 Olympic Blvd, Walnut Creek, CA 94596
Phone
(925) 933-2627
Enumerated
Jul 8, 2013
Record last updated
Jul 8, 2013 (not updated in 13 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.
Download card Updates feed

Also registered at 1855 Olympic Blvd

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

  1. David Aimar, DDSEndodontics1548363096
  2. Mona AldabashiMental Health Counselor1114367406
  3. Robert Bernie, DDSEndodontics1700967502
  4. Carlos BonillaMental Health Counselor1821361270
  5. Douglas Carney, MFTMarriage & Family Therapist1043561566
  6. Alice Criner, M.S.Counselor1376704932

Verify Chelsea Lynn Abreu 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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

71 mental health counselor records list a practice address in Walnut Creek

They are 71 of the 6,170 NPPES records with a practice address in Walnut Creek, and 28,617 mental health counselor records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other mental health counselor records in California

  1. Rita A Wilborne, MHRSSan Jose, CA1649315763
  2. Katie AabSalinas, CA1205257284
  3. Kayla Aanerud, B.A.Rio Linda, CA1649622101
  4. La Shaun AaronCamarillo, CA1740469717
  5. Tamika AaronInglewood, CA1245550284
  6. Tamara AasenCamarillo, CA1912255035
  7. Hanna AbaataSan Leandro, CA1659913572
  8. Edname AbadLemon Grove, CA1356647812
  9. Taliana AbadiSan Diego, CA1568260271
  10. Jonathan Abadia, LPTManteca, CA1225625213

Common questions

What is Chelsea Lynn Abreu's NPI number?

Chelsea Lynn Abreu's National Provider Identifier (NPI) is 1669813689, issued on Jul 8, 2013. An NPI identifies a provider in billing; it is not a license.

Where is Chelsea Lynn Abreu located?

The NPPES record lists a practice address at 1855 Olympic Blvd, Walnut Creek, CA, 94596. Phone: (925) 933-2627. Providers update this record themselves, so call before visiting.

How can I verify Chelsea Lynn Abreu'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. An NPI identifies who bills; it is not a license.

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.