NPPES file of Aug 9, 2026

Meredith Anna Ball, LCSW

Clinical Social Worker · Arcadia, CA

Meredith Anna Ball, LCSW is a clinical social worker with a practice address in Arcadia, California, and NPI 1972642825, issued on Feb 6, 2007. Check the license (California 21775, 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
1972642825
Name
Meredith Anna Ball
Credential
LCSW
Primary taxonomy
Clinical Social Worker 1041C0700X
License number
21775 CA
Self-reported in NPPES; status is on the state search
Practice location
330 E Live Oak Ave, Arcadia, CA 91006
Phone
(626) 821-5858
Enumerated
Feb 6, 2007
Record last updated
Dec 20, 2011 (not updated in 15 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20260401001264); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
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 clinical social worker records → All 36,261 in California → Look up another NPI →

Also registered at 330 E Live Oak Ave

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

  1. Gayane Aghakhanyan, M.DPsychiatry Physician1063793255
  2. Fatima Agregado, L.C.S.W.Clinical Social Worker1083700892
  3. Jung AhnClinical Social Worker1396980363
  4. Mary Lou Alarcon, RNPsychiatric/Mental Health Registered Nurse1750531133
  5. Maria AlferezDay Training/Habilitation Specialist1053600205
  6. Diana AlonzoSocial Worker1063133965

Verify Meredith Anna Ball 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 21775    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. Stellar Clinic CT PLLCRaleigh, NC

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

Meredith Anna Ball among 36,261 clinical social worker records in California

Meredith Anna Ball, LCSW 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 2007, is newer than 9% of them.

  • NPI issued2007 · 9% of these records are older, 76% newer
  • In a Medicare fileYes · 6% of these records are
  • In the CMS Doctors and Clinicians fileYes · 11% of these records are
  • Graduated1999 · median 2012 among the 4,008 with a school on file
  • Record last updated2011 · 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).

92 clinical social worker records list a practice address in Arcadia

They are 92 of the 2,033 NPPES records with a practice address in Arcadia, and 36,261 clinical social worker records in California.

All 36,261 in California → Every provider in Arcadia → Clinical Social Worker nationwide →

The 8 clinical social worker records with the nearest ZIP codes

  1. Fatima Agregado, L.C.S.W.Arcadia, CA 910061083700892
  2. Clifton Chinfoo, LCSWArcadia, CA 910061154407898
  3. Makan EmadiArcadia, CA 910061396828455
  4. Kalene Gilbert, M.S.W.Arcadia, CA 910061255413753
  5. Dennis Griffin, LCSWArcadia, CA 910061275602898
  6. Michael Kennedy, L.C.S.W.Arcadia, CA 910061376632299
  7. Michael Kunch, LCSWArcadia, CA 910061033292081
  8. Yuk Mei Lam, LCSWArcadia, CA 910061609957828

Common questions

What is Meredith Anna Ball, LCSW's NPI number?

Meredith Anna Ball, LCSW's National Provider Identifier (NPI) is 1972642825, issued on Feb 6, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Meredith Anna Ball, LCSW located?

The NPPES record lists a practice address at 330 E Live Oak Ave, Arcadia, CA, 91006. Phone: (626) 821-5858. Providers update this record themselves, so call before visiting.

How can I verify Meredith Anna Ball, LCSW's license?

NPPES lists California license number 21775, 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.

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.