Preliminary ASM Participants
1,121 clinicians in Texas
Identified for mandatory Ambulatory Specialty Model participation starting January 2027—16.9% of all 6,637 participants nationally. 47% are in small practices.
Learn about ASMOur Take
On the list? Plan as if you're in—review your episode cost data and begin building collaborative care arrangements. Not on the list? If you practice in a mandatory geographic area, you may still appear on the final list (expected mid-2026).
Largest organizations in Texas
Top 10 by participant count
| Organization | Participants |
|---|---|
| HEALTHTEXAS PROVIDER NETWORK | 42 |
| ORTHOLONESTAR PLLC | 35 |
| TMH PHYSICIAN ASSOCIATES PLLC | 34 |
| ST DAVIDS HEART & VASCULAR PLLC | 27 |
| BHS PHYSICIANS NETWORK INC | 20 |
| SETON FAMILY OF DOCTORS | 20 |
| THE UNIVERSITY OF TEXAS SOUTHWESTERN MEDICAL CENTER AT DALLAS | 19 |
| ARLINGTON NEUROSURGEONS, PLLC | 19 |
| CHRISTUS TRINITY CLINIC | 18 |
| CARDIOLOGY CLINIC OF SAN ANTONIO PLLC | 16 |
Full participant list
1,121 clinicians · Preliminary list · February 2026
| Name | NPI | Cohort | Organization | Small Practice |
|---|---|---|---|---|
| Basem Abdelfattah | 1467688853 | Low Back Pain | CHRONIC PAIN RELIEF PA | ✓ |
| Arif Abdullah | 1801803069 | Heart Failure | ARIF ABDULLAH MD PA | ✓ |
| William Abide | 1932307261 | Heart Failure | ST DAVIDS HEART & VASCULAR PLLC | — |
| Wael Abo-auda | 1891782512 | Heart Failure | ABO-AUDA ASSOCIATES PLLC | ✓ |
| Arup Achari | 1538146022 | Heart Failure | MEDICAL CLINIC OF HOUSTON, LLP | — |
| Siddhartha Acharya | 1093722019 | Heart Failure | SID ACHARYA MD PA | ✓ |
| Clayton Adams | 1699069104 | Low Back Pain | MARK MALONE MD PA | — |
| Bryan Aduddell | 1437598877 | Low Back Pain | COMPREHENSIVE PAIN SOLUTIONS OF TEXAS PLLC | ✓ |
| Adnan Afzal | 1790862985 | Heart Failure | ADNAN AFZAL, MD, PA | — |
| Rajiv Agarwal | 1649486168 | Heart Failure | RAJIV AGARWAL MD PA | — |
Prepare for ASM
Guides and analysis for Texas clinicians
ASM Preparation Checklist
Actionable steps for cost, quality, and coordination
ASM for Cardiologists
Heart failure cohort scoring and measures
ASM for Spine & Pain Specialists
Low back pain cohort scoring and measures
Source: CMS CY2027 Preliminary ASM Participant List (February 2026). Preliminary list based on available claims data. Final determinations expected mid-2026. Inclusion does not guarantee final participation; absence does not confirm exclusion.