Quick answers
- Does Rolando Zamora accept Medicare assignment?
- Yes. Medicare's clinician data says Rolando Zamora 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 Rolando Zamora see?
- In 2024, CMS data shows 26 Original Medicare patients and 29 services for Rolando Zamora. This counts Original Medicare only and measures volume, not quality.
- What is Rolando Zamora's NPI number?
- 1144807322. 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 Rolando Zamora, 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 | 26 |
|---|---|
| Services billed to Medicare | 29 |
| Different services or procedures | 7 |
| Participating Medicare provider | Yes |
| Average age of these patients | 78 |
Most frequent services
- Emergency department visit with high level of medical decision making (99285)15 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%
- Arthritis69%
- Chronic kidney disease58%
- Ischemic heart disease46%
- Diabetes42%
Hospitals where Rolando Zamora works
Medicare's Facility Affiliation Data lists Rolando Zamora 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.
- Bandera Family HospitalSan Antonio, TX · Acute Care Hospital · Emergency services: listed by Medicare · CCN 670336
- CHRISTUS Santa Rosa Hospital-San MarcosSan Marcos, TX · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 450272
- Methodist HospitalSan Antonio, TX · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 450388
- Rio Grande Regional HospitalMcAllen, TX · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 450711
- South Texas Health SystemEdinburg, TX · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 450119
Practice locations
Addresses where Rolando Zamora is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 7; the Medicare profile lists all.
- 101 E Ridge Rd, Rio Grande Regional HospitalMcAllen, TX 78503 (956) 632‑6000
- 11212 State Hwy 151San Antonio, TX 78251 (210) 703‑8000
- 1900 S D StMcAllen, TX 78503 (956) 994‑2000
- 301 W Expressway, Suite 83McAllen, TX 78503 (956) 632‑4000
- 600 N Union AveNew Braunfels, TX 78130 (830) 606‑9111
Group practices
Medicare enrollment lists Rolando Zamora as a member of these groups (CMS data updated October 2, 2026).
- Emergency Medicine Services of TX, PLLC400 clinicians in the group
- Comal Emergency Physicians PLLC91 clinicians in the group
- McAllen Emergency Medicine Associates PA79 clinicians in the group
- Edinburg Emergency Medicine Associates PA72 clinicians in the group
- Bexar Emergency Physicians PLLC46 clinicians in the group
- Bandera Emergency Physicians PLLC6 clinicians in the group
Specialties
- Emergency Medicineprimary
Other emergency medicine doctors in McAllen
Clinicians with the same Medicare primary specialty in McAllen, TX — not a recommendation.
Other clinicians in Emergency Medicine Services of TX, PLLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2021 (5 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1144807322 |
| 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