Registry data as of Aug 27, 2026

Sienna Barillas

Case Manager/Care Coordinator · Waukesha, WI

Sienna Barillas is a case manager/care coordinator with a practice address in Waukesha, Wisconsin, and NPI 1033969415, issued on Mar 26, 2024. Check the license with the Wisconsin board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, loaded Aug 27, 2026 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1033969415
Name
Sienna Barillas
Primary taxonomy
Case Manager/Care Coordinator 171M00000X
Practice location
514 Riverview Ave, Waukesha, WI 53188
Phone
(262) 548-7042
Enumerated
Mar 26, 2024
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.
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Also registered at 514 Riverview Ave

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

  1. Emily Alexander, RNRegistered Nurse1992292478
  2. Penny AllarSocial Worker1750781159
  3. Allison AnschutzCase Manager/Care Coordinator1134760341
  4. Madeline AttewellCase Manager/Care Coordinator1548884752
  5. Lydia AukampCase Manager/Care Coordinator1194456111
  6. Joanne AyersCase Manager/Care Coordinator1003412016

Verify Sienna Barillas in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Wisconsin 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 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.

222 case manager/care coordinator records list a Waukesha practice address

They are 222 of the 2,814 NPPES records with a Waukesha practice address, and 1,505 case manager/care coordinator records in Wisconsin. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other case manager/care coordinator records in Wisconsin

  1. Jenna AalsmaJefferson, WI1477234011
  2. Nyairah AbdullahMilwaukee, WI1881236057
  3. Lynn AbrahamFond Du Lac, WI1316273592
  4. Megan AchesonFond Du Lac, WI1982918736
  5. Stephanie Adelman, MSWGreen Bay, WI1740367143
  6. Kathryn Adler, BAMadison, WI1376183202
  7. Serena Adler, B.A.Rhinelander, WI1487376745
  8. Anthony AgeeMilwaukee, WI1437917655
  9. Lataysha AjalaMilwaukee, WI1669300885
  10. Sarah AkakpoMadison, WI1831854926

Common questions

What is Sienna Barillas's NPI number?

Sienna Barillas's National Provider Identifier (NPI) is 1033969415, issued on Mar 26, 2024. An NPI identifies a provider in billing; it is not a license.

Where is Sienna Barillas located?

The NPPES record lists a practice address at 514 Riverview Ave, Waukesha, WI, 53188. Phone: (262) 548-7042. Providers update this record themselves, so call before visiting.

How can I verify Sienna Barillas's license?

Search the Wisconsin board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.