NPPES file of Aug 9, 2026

Caroline Darsono Lay Lau

Marriage & Family Therapist · West Covina, CA

Caroline Darsono Lay Lau is a marriage & family therapist with a practice address in West Covina, California, and NPI 1164180915, issued on Nov 29, 2021. Check the license (California 143850, as entered in NPPES) 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
1164180915
Name
Caroline Darsono Lay Lau
Primary taxonomy
Marriage & Family Therapist 106H00000X
License number
143850 CA
Self-reported in NPPES; status is on the state search
Practice location
1652 W Cameron Ave, West Covina, CA 91790
Phone
(626) 438-7738
Enumerated
Nov 29, 2021
Record last updated
Apr 7, 2025
Medicare enrollment
Enrolled (PECOS I20250807002013); 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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Verify Caroline Darsono Lay Lau 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 143850
    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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Bills Medicare through one group practice

  1. Southern California Permanente Medical GroupFontana, CA

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

Caroline Darsono Lay Lau among 59,889 marriage & family therapist records in California

Caroline Darsono Lay Lau is one of 59,889 marriage & family therapist records with a practice address in California. 4% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 75% of them.

  • NPI issued2021 · 75% of these records are older, 21% newer
  • In a Medicare fileYes · 4% of these records are
  • In the CMS Doctors and Clinicians fileYes · 8% of these records are
  • Graduated2021 · median 2013 among the 4,574 with a school on file
  • Record last updated2025 · 50% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 106H00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

112 marriage & family therapist records list a practice address in West Covina

They are 112 of the 2,450 NPPES records with a practice address in West Covina, and 59,889 marriage & family therapist records in California.

The 8 marriage & family therapist records with the nearest ZIP codes

  1. Leslie BloomWest Covina, CA 917901255466538
  2. Viola Gaffaney, RN, MFTWest Covina, CA 917901073655007
  3. Ragaa HannaWest Covina, CA 917901538292032
  4. Randall Hettich, PH.D., L.M.F.T.West Covina, CA 917901457481244
  5. Amanda Hoggatt, M.S.West Covina, CA 917901245392497
  6. Daniele IturbideWest Covina, CA 917901386776573
  7. Irma LopezWest Covina, CA 917901265564223
  8. Elizabeth Mercer, MFTWest Covina, CA 917901881724243

Common questions

What is Caroline Darsono Lay Lau's NPI number?

Caroline Darsono Lay Lau's National Provider Identifier (NPI) is 1164180915, issued on Nov 29, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Caroline Darsono Lay Lau located?

The NPPES record lists a practice address at 1652 W Cameron Ave, West Covina, CA, 91790. Phone: (626) 438-7738. Providers update this record themselves, so call before visiting.

How can I verify Caroline Darsono Lay Lau's license?

NPPES lists California license number 143850, 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. Medicare files from data.cms.gov. 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.