Quick answers
- Does Gillian L. McCusker accept Medicare assignment?
- Yes. Medicare's clinician data says Gillian L. McCusker accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- What is Gillian L. McCusker's NPI number?
- 1376214049. 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 Gillian L. McCusker is enrolled with Medicare (CMS data updated October 2, 2026).
- 5410 Lynx Ln, Suite 285Columbia, MD 21044 (410) 740‑3240
Group practices
Medicare enrollment lists Gillian L. McCusker as a member of this group (CMS data updated October 2, 2026).
- Thrive Counseling LLC1,196 clinicians in the group
Specialties
- Clinical Social Workerprimary
Other clinical social workers in Columbia
Clinicians with the same Medicare primary specialty in Columbia, MD — not a recommendation.
Other clinicians in Thrive Counseling LLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | CSW |
|---|---|
| School | University Of Maryland School Of Medicine |
| Graduation year | 2011 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1376214049 |
| 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 October 2, 2026, retrieved October 29, 2026
- 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