NPPES file of Aug 9, 2026

Mindy S. Koenig, LISW

Clinical Social Worker · Irvine, CA

Mindy S. Koenig, LISW is a clinical social worker with a practice address in Irvine, California, and NPI 1891767752, issued on Feb 6, 2006. Check the license (California 117036, 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
1891767752
Name
Mindy S. Koenig
Credential
LISW
Primary taxonomy
Clinical Social Worker 1041C0700X
License numbers
117036 CA
I0009509 OH
Self-reported in NPPES; status is on the state search
Practice location
121 Barrington, Irvine, CA 92618
Phone
(844) 257-0988
Enumerated
Feb 6, 2006
Record last updated
Sep 17, 2024
Medicare enrollment
Enrolled (PECOS I20231102003736); 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 Mindy S. Koenig 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 117036
    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. Ukiah Adventist HospitalUkiah, CA

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

Mindy S. Koenig among 36,261 clinical social worker records in California

Mindy S. Koenig, LISW is one of 36,261 clinical social worker records with a practice address in California. 6% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than under 1% of them.

  • NPI issued2006 · under 1% of these records are older, 91% newer
  • In a Medicare fileYes · 6% of these records are
  • In the CMS Doctors and Clinicians fileYes · 11% of these records are
  • Graduated1998 · median 2012 among the 4,008 with a school on file
  • Record last updated2024 · 45% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1041C0700X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

144 clinical social worker records list a practice address in Irvine

They are 144 of the 7,778 NPPES records with a practice address in Irvine, and 36,261 clinical social worker records in California.

The 8 clinical social worker records with the nearest ZIP codes

  1. Christie ByrdIrvine, CA 926181700138427
  2. Lori Davis, LCSWIrvine, CA 926181194074468
  3. Nancy Doucet, L.C.S.W.Irvine, CA 926181144259524
  4. Marta Hatter, LCSWIrvine, CA 926181619198678
  5. Deloris Matthews, LCSWIrvine, CA 926181326442708
  6. Diane Meadow, MSW PHDIrvine, CA 926181265658157
  7. Sari Mendelsohn, LCSWIrvine, CA 926181669790374
  8. Lillian Morell, MSW, LCSWIrvine, CA 926181134389059

Common questions

What is Mindy S. Koenig, LISW's NPI number?

Mindy S. Koenig, LISW's National Provider Identifier (NPI) is 1891767752, issued on Feb 6, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Mindy S. Koenig, LISW located?

The NPPES record lists a practice address at 121 Barrington, Irvine, CA, 92618. Phone: (844) 257-0988. Providers update this record themselves, so call before visiting.

How can I verify Mindy S. Koenig, LISW's license?

NPPES lists California license number 117036, 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.