NPPES file of Aug 9, 2026

Timothy John Schwaller, MSSW

Clinical Social Worker · West Allis, WI

Timothy John Schwaller, MSSW is a clinical social worker with a practice address in West Allis, Wisconsin, and NPI 1851542864, issued on Oct 8, 2008. Check the license (Wisconsin 4131-123, 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
1851542864
Name
Timothy John Schwaller
Credential
MSSW
Primary taxonomy
Clinical Social Worker 1041C0700X
License numbers
4131-123 WI
050912 WI
Self-reported in NPPES; status is on the state search
Practice location
1126 S 70TH St, West Allis, WI 53214
Phone
(415) 727-7289
Enumerated
Oct 8, 2008
Record last updated
Oct 8, 2008 (not updated in 18 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20120221000866); 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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Also registered at 1126 S 70TH St

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

  1. Christine Anderson, OTOccupational Therapist1467611830
  2. Lynn Bushmiller, MS, LPCProfessional Counselor1669557146
  3. Vicki Crabtree, MA/CCC SLPSpeech-Language Pathologist1013174184
  4. Daniel Cresco, PTPhysical Therapist1215104567
  5. Meghan Dejong, P.T.Physical Therapist1548427016
  6. Elizabeth Findlay, MS, CCC-SLPSpeech-Language Pathologist1770740151

Verify Timothy John Schwaller 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 4131-123
    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. Professional Services Group Inc.West Allis, WI

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

Timothy John Schwaller among 4,142 clinical social worker records in Wisconsin

Timothy John Schwaller, MSSW is one of 4,142 clinical social worker records with a practice address in Wisconsin. 22% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 32% of them.

  • NPI issued2008 · 32% of these records are older, 63% newer
  • In a Medicare fileYes · 22% of these records are
  • In the CMS Doctors and Clinicians fileYes · 29% of these records are
  • Graduated1975 · median 2010 among the 1,186 with a school on file
  • Record last updated2008 · 52% 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 Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

49 clinical social worker records list a practice address in West Allis

They are 49 of the 1,362 NPPES records with a practice address in West Allis, and 4,142 clinical social worker records in Wisconsin.

The 8 clinical social worker records with the nearest ZIP codes

  1. Gail Albergottie, MSW, MS PSYCHOLOGYMilwaukee, WI 532141730392747
  2. Crystal Carter, MSW, LCSWMilwaukee, WI 532141902041148
  3. Celestine Ford, MSWMilwaukee, WI 532141912176173
  4. Aaron Heffernan, LCSWMilwaukee, WI 532141609887546
  5. Tejuana King, MSW, LCSW, CSACMilwaukee, WI 532141184701088
  6. Maria Lozano, MSW, LCSWWest Allis, WI 532141255582771
  7. Kevin O'Brien, LCSW, LMFTMilwaukee, WI 532141063429520
  8. Patricia Periman, MSW, LCSWWest Allis, WI 532141730266578

Common questions

What is Timothy John Schwaller, MSSW's NPI number?

Timothy John Schwaller, MSSW's National Provider Identifier (NPI) is 1851542864, issued on Oct 8, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Timothy John Schwaller, MSSW located?

The NPPES record lists a practice address at 1126 S 70TH St, West Allis, WI, 53214. Phone: (415) 727-7289. Providers update this record themselves, so call before visiting.

How can I verify Timothy John Schwaller, MSSW's license?

NPPES lists Wisconsin license number 4131-123, 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.

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.