NPPES file of Aug 9, 2026

Brooke S. Siddell

Marriage & Family Therapist · Wauwatosa, WI

Brooke S. Siddell is a marriage & family therapist with a practice address in Wauwatosa, Wisconsin, and NPI 1225282874, issued on Nov 10, 2008. Check the license (Wisconsin 857124, 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
1225282874
Name
Brooke S. Siddell
Primary taxonomy
Marriage & Family Therapist 106H00000X
License number
857124 WI
Self-reported in NPPES; status is on the state search
Practice location
3800 N Mayfair RD, Wauwatosa, WI 53222
Phone
(414) 536-8333
Enumerated
Nov 10, 2008
Record last updated
Oct 25, 2010 (not updated in 16 years: call before relying on the address or phone)
Fax
(414) 536-8348
Medicare enrollment
Enrolled (PECOS I20240219003370); 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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8 nearest marriage & family therapist records → All 990 in Wisconsin → Look up another NPI →

Also registered at 3800 N Mayfair RD

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

  1. Andrea Alfke, LPCProfessional Counselor1336691898
  2. Rory Gaouette, MA LPCProfessional Counselor1497298988
  3. Sarah GrossAddiction (Substance Use Disorder) Counselor1336670959
  4. Kathleen Janousky, QTTMarriage & Family Therapist1477224673
  5. James Jensen, PHDPsychologist1083777635
  6. Paul Koester, LPC, CSACProfessional Counselor1790187268

Verify Brooke S. Siddell 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 857124    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. Lutheran Counseling And Family Services OF Wisconsin IncSun Prairie, WI

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

Brooke S. Siddell among 990 marriage & family therapist records in Wisconsin

Brooke S. Siddell is one of 990 marriage & family therapist records with a practice address in Wisconsin. 17% 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 22% of them.

  • NPI issued2008 · 22% of these records are older, 73% newer
  • In a Medicare fileYes · 17% of these records are
  • In the CMS Doctors and Clinicians fileYes · 22% of these records are
  • Graduated2008 · median 2013 among the 216 with a school on file
  • Record last updated2010 · 53% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 106H00000X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Marriage & Family Therapist providers in Wisconsin

There are 990 marriage & family therapist records in Wisconsin.

All 990 in Wisconsin → Every provider in Wauwatosa → Marriage & Family Therapist nationwide →

The 8 marriage & family therapist records with the nearest ZIP codes

  1. Neaokia CollinsWauwatosa, WI 532221447329362
  2. Kathleen Janousky, QTTWauwatosa, WI 532221477224673
  3. Tina SaboMilwaukee, WI 532221851888952
  4. Grover Scanlan, MSW, CAPSWMilwaukee, WI 532221548838121
  5. Tenille Washington, MS,MEDMilwaukee, WI 532221750633111
  6. Carlos Aranda, M.S., M.DIV.Milwaukee, WI 532211790948776
  7. Mary Berrios-PeeteMilwaukee, WI 532211326276197
  8. Caroline Neal, LMFTMilwaukee, WI 532231710595210

Common questions

What is Brooke S. Siddell's NPI number?

Brooke S. Siddell's National Provider Identifier (NPI) is 1225282874, issued on Nov 10, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Brooke S. Siddell located?

The NPPES record lists a practice address at 3800 N Mayfair RD, Wauwatosa, WI, 53222. Phone: (414) 536-8333. Providers update this record themselves, so call before visiting.

How can I verify Brooke S. Siddell's license?

NPPES lists Wisconsin license number 857124, 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.