Quick answers
- Does Margaux Y. Colburn accept Medicare assignment?
- Yes. Medicare's clinician data says Margaux Y. Colburn 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 Margaux Y. Colburn see?
- In 2024, CMS data shows 192 Original Medicare patients and 406 services for Margaux Y. Colburn. This counts Original Medicare only and measures volume, not quality.
- What is Margaux Y. Colburn's NPI number?
- 1407081029. 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 Margaux Y. Colburn, 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 | 192 |
|---|---|
| Services billed to Medicare | 406 |
| Different services or procedures | 9 |
| Participating Medicare provider | Yes |
| Average age of these patients | 75 |
Most frequent services
- Comprehensive hearing and speech recognition test (92557)161 services
- Test to assess middle ear function (92567)114 services
- Test for eardrum and muscle function (92550)73 services
- Test for hearing various pitches using earphone and device placed against the bone (92553)46 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 pressure64%
- Arthritis49%
- Ischemic heart disease32%
- Anxiety24%
- Diabetes22%
Practice locations
Addresses where Margaux Y. Colburn is enrolled with Medicare (CMS data updated October 2, 2026).
- 12309 N Mo Pac Expy, Suite 100Austin, TX 78758 (513) 339‑4040
- 4 Lakeway Centre Ct, Unit BLakeway, TX 78734 (512) 339‑4040
Group practices
Medicare enrollment lists Margaux Y. Colburn as a member of this group (CMS data updated October 2, 2026).
- Capital Otolaryngology Head and Neck Surgeons, PA8 clinicians in the group
Specialties
- Qualified Audiologistprimary
Other audiologists in Austin
Clinicians with the same Medicare primary specialty in Austin, TX — not a recommendation.
Other clinicians in Capital Otolaryngology Head and Neck Surgeons, PA
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | AU |
|---|---|
| Graduation year | 2008 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1407081029 |
| 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