NPPES file of Aug 9, 2026

Cassandra Lanelle Plummer Collier, LCSW

Clinical Social Worker · Amarillo, TX

Cassandra Lanelle Plummer Collier, LCSW is a clinical social worker with a practice address in Amarillo, Texas, and NPI 1518303940, issued on May 13, 2013. Check the license (Texas 41078, as entered in NPPES) with the Texas board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1518303940
Name
Cassandra Lanelle Plummer Collier
Credential
LCSW
Primary taxonomy
Clinical Social Worker 1041C0700X
License number
41078 TX
Self-reported in NPPES; status is on the state search
Practice location
12001 Tanglewood RD, Amarillo, TX 79118
Phone
(254) 855-3297
Enumerated
May 13, 2013
Record last updated
May 13, 2013 (not updated in 13 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20130809000063); 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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Verify Cassandra Lanelle Plummer Collier in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Texas board licenses this profession
    Search for license 41078
    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 Texas license search

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The practice group's MIPS final score for 2023 (Medicare payment program): 92.2 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score79.0
  2. Costnot scored (reweighted)
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through 2 group practices

  1. Deer Oaks Geriatric Services P CAmarillo, TX
  2. Deer Oaks Mental Health Associates PCBaxter, IA

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

Cassandra Lanelle Plummer Collier among 11,683 clinical social worker records in Texas

Cassandra Lanelle Plummer Collier, LCSW is one of 11,683 clinical social worker records with a practice address in Texas. 12% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2013, is newer than 33% of them.

  • NPI issued2013 · 33% of these records are older, 64% newer
  • In a Medicare fileYes · 12% of these records are
  • In the CMS Doctors and Clinicians fileYes · 19% of these records are
  • Graduated2005 · median 2012 among the 2,264 with a school on file
  • Record last updated2013 · 45% 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 Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

128 clinical social worker records list a practice address in Amarillo

They are 128 of the 3,934 NPPES records with a practice address in Amarillo, and 11,683 clinical social worker records in Texas.

The 8 clinical social worker records with the nearest ZIP codes

  1. Gisel Caballero, LCSWAmarillo, TX 791181578393542
  2. Jennifer GonzalezAmarillo, TX 791181073286472
  3. Candice Griffin, LCSWAmarillo, TX 791181073182689
  4. Latreca Guthrie, LMSWAmarillo, TX 791181780790220
  5. Hannah Anderson, LCSWAmarillo, TX 791191922874551
  6. Brandi Couch, LCSWAmarillo, TX 791191154993624
  7. Jonathon Elmquist, LCSWAmarillo, TX 791191801537121
  8. Blake Martindale, LCSWAmarillo, TX 791191386587913

Common questions

What is Cassandra Lanelle Plummer Collier, LCSW's NPI number?

Cassandra Lanelle Plummer Collier, LCSW's National Provider Identifier (NPI) is 1518303940, issued on May 13, 2013. An NPI identifies a provider in billing; it is not a license.

Where is Cassandra Lanelle Plummer Collier, LCSW located?

The NPPES record lists a practice address at 12001 Tanglewood RD, Amarillo, TX, 79118. Phone: (254) 855-3297. Providers update this record themselves, so call before visiting.

How can I verify Cassandra Lanelle Plummer Collier, LCSW's license?

NPPES lists Texas license number 41078, as entered by the provider. Search the Texas board that licenses this profession; the NPPES record confirms identity only.

What is Cassandra Lanelle Plummer Collier, LCSW's MIPS final score?

The 2023 MIPS final score is 92.2 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.