Quick answers
- Where does Cassandra L. Plummer Collier see patients?
- Medicare's clinician data lists 3 practice locations, including Amarillo, TX, Baxter, IA and Hobbs, NM. Call before your visit to confirm the address.
- What is Cassandra L. Plummer Collier's specialty?
- Medicare lists Clinical Social Worker as the primary specialty.
- Does Cassandra L. Plummer Collier accept Medicare assignment?
- Yes. Medicare's clinician data says Cassandra L. Plummer Collier accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- Does Cassandra L. Plummer Collier offer telehealth?
- Medicare's clinician data says Cassandra L. Plummer Collier offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Cassandra L. Plummer Collier?
- (806) 322-8387, as listed in official Medicare / NPI Registry data.
- What is Cassandra L. Plummer Collier's NPI number?
- 1518303940. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where Cassandra L. Plummer Collier is enrolled with Medicare (CMS data updated 2026-10-02).
- 1020 Tascosa RdAmarillo, TX 79124 (806) 322‑8387
- 407 S E AveBaxter, IA 50028 (641) 227‑3602
- 5715 N Lovington HwyHobbs, NM 88240 (888) 365‑6271
Group practices
Medicare enrollment lists Cassandra L. Plummer Collier as a member of these groups (CMS data updated 2026-10-02).
- Deer Oaks Mental Health Associates PC55 clinicians in the group
- Deer Oaks Geriatric Services P C46 clinicians in the group
Specialties
- Clinical Social Workerprimary
Other clinical social workers in Amarillo
Clinicians with the same Medicare primary specialty in Amarillo, TX — not a recommendation.
Clinician information
| Credential | CSW |
|---|---|
| Graduation year | 2005 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1518303940 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians