Quick answers
- Does Matthew B. Stahlman accept Medicare assignment?
- Yes. Medicare's clinician data says Matthew B. Stahlman 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 Matthew B. Stahlman see?
- In 2024, CMS data shows 1,273 Original Medicare patients and 3,475 services for Matthew B. Stahlman. This counts Original Medicare only and measures volume, not quality.
- What is Matthew B. Stahlman's NPI number?
- 1548230212. 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 Matthew B. Stahlman, 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 | 1,273 |
|---|---|
| Services billed to Medicare | 3,475 |
| Different services or procedures | 62 |
| Participating Medicare provider | Yes |
| Average age of these patients | 76 |
Most frequent services
- Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (93010)1,022 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)471 services
- Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report (93000)419 services
- Ultrasound of heart with color-depicted blood flow, rate, direction and valve function (93306)282 services
- Evaluation of cardiac rhythm monitor system, remote up to 30 days (93298)195 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 blood pressure75%
- High cholesterol75%
- Ischemic heart disease55%
- Arthritis49%
- Atrial fibrillation49%
- Heart failure36%
Hospitals where Matthew B. Stahlman works
Medicare's Facility Affiliation Data lists Matthew B. Stahlman at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Ascension Seton HaysKyle, TX · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 670056
- North Austin Medical CenterAustin, TX · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 450809
- Round Rock Medical CenterRound Rock, TX · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 450718
- St David's Medical CenterAustin, TX · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 450431
- St David's South Austin Medical CenterAustin, TX · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 450713
Practice locations
Addresses where Matthew B. Stahlman is enrolled with Medicare (CMS data updated October 2, 2026).
- 1015 E 32nd St, Suite 508Austin, TX 78705 (512) 807‑3140
- 5103 Kyle Ctr DrKyle, TX 78640
- 6001 Kyle PkwyKyle, TX 78640 (512) 504‑5000
- 919 E 32nd StAustin, TX 78705 (512) 476‑7111
Group practices
Medicare enrollment lists Matthew B. Stahlman as a member of these groups (CMS data updated October 2, 2026).
- Seton Family of Doctors792 clinicians in the group
- St Davids Heart and Vascular PLLC203 clinicians in the group
Specialties
- Interventional Cardiologyprimary
- Internal Medicinealso
Other interventional cardiologists in Austin
Clinicians with the same Medicare primary specialty in Austin, TX — not a recommendation.
Other clinicians in Seton Family of Doctors
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1997 (29 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1548230212 |
| 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
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- 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