Quick answers
- Does Alexandra L. Clark accept Medicare assignment?
- Yes. Medicare's clinician data says Alexandra L. Clark 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.
- How many Medicare patients does Alexandra L. Clark see?
- In 2024, CMS data shows 30 Original Medicare patients and 364 services for Alexandra L. Clark. This counts Original Medicare only and measures volume, not quality.
- What is Alexandra L. Clark's NPI number?
- 1831755537. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Alexandra L. Clark, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 30 |
|---|---|
| Services billed to Medicare | 364 |
| Different services or procedures | 7 |
| Participating Medicare provider | Yes |
| Average age of these patients | 75 |
Most frequent services
- Administration of psychological or neuropsychological test by technician, each additional 30 minutes (96139)193 services
- Evaluation of neuropsychological test, first hour (96132)57 services
- Evaluation of neuropsychological test, each additional hour (96133)43 services
- Administration of psychological or neuropsychological test by technician, first 30 minutes (96138)29 services
- Exam of neurobehavioral status, first hour (96116)26 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High cholesterol75%
- High blood pressure73%
- Alzheimer's disease or dementia50%
- Depression43%
- Anxiety40%
Practice locations
Addresses where Alexandra L. Clark is enrolled with Medicare (CMS data updated October 2, 2026).
- 711 W 38th St, Suite F2Austin, TX 78705 (512) 637‑5841
Group practices
Medicare enrollment lists Alexandra L. Clark as a member of this group (CMS data updated October 2, 2026).
- Atx Neuropsychology PLLC3 clinicians in the group
Specialties
- Clinical Psychologistprimary
Other clinical psychologists in Austin
Clinicians with the same Medicare primary specialty in Austin, TX — not a recommendation.
Other clinicians in Atx Neuropsychology PLLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| School | University Of California, San Diego School Of Medicine |
|---|---|
| Graduation year | 2019 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1831755537 |
| 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
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- 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