Quick answers
- Does Elisabeth A. Clayton accept Medicare assignment?
- Yes. Medicare's clinician data says Elisabeth A. Clayton 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 Elisabeth A. Clayton see?
- In 2024, CMS data shows 130 Original Medicare patients and 2,080 services for Elisabeth A. Clayton. This counts Original Medicare only and measures volume, not quality.
- What is Elisabeth A. Clayton's NPI number?
- 1538435532. 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 Elisabeth A. Clayton, 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 | 130 |
|---|---|
| Services billed to Medicare | 2,080 |
| Different services or procedures | 31 |
| Participating Medicare provider | Yes |
| Average age of these patients | 72 |
Most frequent services
- Test for allergy using allergenic extract (95004)771 services
- Professional service for preparation and provision of 1 or more antigens (95165)370 services
- Professional service for multiple injections of allergen (95117)327 services
- Professional service for single injection of allergen (95115)133 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)105 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 pressure55%
- Asthma45%
- Arthritis41%
- Ischemic heart disease26%
- Anxiety18%
Practice locations
Addresses where Elisabeth A. Clayton is enrolled with Medicare (CMS data updated October 2, 2026).
- 15801 W Sh, 71 Bldg 1 Suite 100Bee Cave, TX 78738 (737) 247‑7200
Group practices
Medicare enrollment lists Elisabeth A. Clayton as a member of this group (CMS data updated October 2, 2026).
- Austin Regional Clinic PA397 clinicians in the group
Specialties
- Allergy/Immunologyprimary
- Internal Medicinealso
Other allergist and immunologists in Texas
Clinicians with the same Medicare primary specialty in Texas — not a recommendation.
Other clinicians in Austin Regional Clinic PA
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | State University Of New York Downstate Medical Center |
| Graduation year | 2012 (14 years since medical school) |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1538435532 |
| 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