NPPES file of Aug 9, 2026

William G. Arreola, SAC

Social Worker · Janesville, WI

William G. Arreola, SAC is a social worker with a practice address in Janesville, Wisconsin, and NPI 1396948733, issued on Jun 5, 2007. Check the license (Wisconsin 15833-131, as entered in NPPES) with the Wisconsin 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
1396948733
Name
William G. Arreola
Credential
SAC
Primary taxonomy
Social Worker 104100000X
License number
15833-131 WI
Self-reported in NPPES; status is on the state search
Practice location
1000 Mineral Point Ave, Janesville, WI 53548
Phone
(608) 756-6508
Enumerated
Jun 5, 2007
Record last updated
Jun 12, 2014 (not updated in 12 years: call before relying on the address or phone)
Fax
(608) 741-6918
Medicare enrollment
Enrolled (PECOS I20240219001088); 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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Also registered at 1000 Mineral Point Ave

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

  1. Marwan Abdulsattar, MDAnesthesiology Physician1265790695
  2. Kathleen Agard, MDAnesthesiology Physician1558503235
  3. Imdad Ahmed, MDCardiovascular Disease Physician1053536219
  4. Muhammad Alkhan, MDInternal Medicine Physician1114950813
  5. Rachel Allen, MDEmergency Medicine Physician1184823999
  6. Giuseppe Altamore, DOEmergency Medicine Physician1477828564

Verify William G. Arreola in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Wisconsin board licenses this profession
    Search for license 15833-131    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 Wisconsin 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. Raymond W Lemberg Phd PCPrescott, AZ

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

69 social worker records list a practice address in Janesville

They are 69 of the 1,538 NPPES records with a practice address in Janesville, and 1,915 social worker records in Wisconsin.

All 69 in Janesville → All 1,915 in Wisconsin → Every provider in Janesville →

Other social worker records in Wisconsin

  1. Taylor Aagaard, LCSWJanesville, WI1487300471
  2. Audrey Aardappel, LCSWSheboygan, WI1518024058
  3. Austann Abbott, CSWTomah, WI1548989411
  4. Dreams AbbottRacine, WI1023934627
  5. Joseph Abraham, LCSW ACSW CADCWest Allis, WI1265544019
  6. Ashley AcevedoFond Du Lac, WI1255115333
  7. Thomas Ackerman, MSWEau Claire, WI1649342338
  8. Alan Acuna, MSW, APSWOshkosh, WI1679462857
  9. Emily Adams, CAPSWMadison, WI1760271993
  10. Stacey AdamsMount Pleasant, WI1760039085

Common questions

What is William G. Arreola, SAC's NPI number?

William G. Arreola, SAC's National Provider Identifier (NPI) is 1396948733, issued on Jun 5, 2007. An NPI identifies a provider in billing; it is not a license.

Where is William G. Arreola, SAC located?

The NPPES record lists a practice address at 1000 Mineral Point Ave, Janesville, WI, 53548. Phone: (608) 756-6508. Providers update this record themselves, so call before visiting.

How can I verify William G. Arreola, SAC's license?

NPPES lists Wisconsin license number 15833-131, as entered by the provider. Search the Wisconsin 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.