NPPES file of Aug 9, 2026

Cassie Marie Brewer

Counselor · Rapid City, SD

Cassie Marie Brewer is a counselor with a practice address in Rapid City, South Dakota, and NPI 1639629041, issued on Oct 10, 2016. Check the license with the South Dakota 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
1639629041
Name
Cassie Marie Brewer
Primary taxonomy
Counselor 101Y00000X
Practice location
350 Elk St, Rapid City, SD 57701
Phone
(605) 343-7262
Enumerated
Oct 10, 2016
Record last updated
Oct 10, 2016 (not updated in 10 years: call before relying on the address or phone)
Fax
(605) 343-7293
Medicare enrollment
Enrolled (PECOS I20260302001459); 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 350 Elk St

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

  1. Kaitlyn AdamMental Health Counselor1760377451
  2. Karen AhlMental Health Counselor1285091785
  3. Allison Albrecht, MA COUNSELINGMental Health Counselor1710143797
  4. Randy Allen, LCSW-PIP, QMHPClinical Social Worker1710011903
  5. Tasha AlleyCase Manager/Care Coordinator1295592244
  6. Dalia Alonzo, MSWClinical Social Worker1114685625

Verify Cassie Marie Brewer in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich South Dakota 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 South Dakota 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. Great Plains Tribal Chairmen's Health BoardRapid City, SD

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

66 counselor records list a practice address in Rapid City

They are 66 of the 3,017 NPPES records with a practice address in Rapid City, and 279 counselor records in South Dakota.

Other counselor records in South Dakota

  1. Ashley AasheimWinner, SD1639772320
  2. Rashell Altaf, MARapid City, SD1831586395
  3. Tami Ambroson, LPC, NCCYankton, SD1093777997
  4. Robyn Amiotte, MSBrookings, SD1356515225
  5. Margaret AnableHot Springs, SD1073140273
  6. April Anderson, LPCSpearfish, SD1891808226
  7. Jennifer Anderson, CSW-PIP, QMHPSioux Falls, SD1285863357
  8. Kerrigan Anderson, LPCSioux Falls, SD1245188846
  9. Thomas AnezSioux Falls, SD1538551999
  10. Elizabeth Angove-Milianta, BSBrookings, SD1386933943

Common questions

What is Cassie Marie Brewer's NPI number?

Cassie Marie Brewer's National Provider Identifier (NPI) is 1639629041, issued on Oct 10, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Cassie Marie Brewer located?

The NPPES record lists a practice address at 350 Elk St, Rapid City, SD, 57701. Phone: (605) 343-7262. Providers update this record themselves, so call before visiting.

How can I verify Cassie Marie Brewer's license?

Search the South Dakota 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.