Quick answers
- Does Olga Y. Langley accept Medicare assignment?
- Yes. Medicare's clinician data says Olga Y. Langley 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 Olga Y. Langley see?
- In 2024, CMS data shows 142 Original Medicare patients and 186 services for Olga Y. Langley. This counts Original Medicare only and measures volume, not quality.
- What is Olga Y. Langley's NPI number?
- 1689659054. 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 Olga Y. Langley, 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 | 142 |
|---|---|
| Services billed to Medicare | 186 |
| Different services or procedures | 10 |
| Participating Medicare provider | Yes |
| Average age of these patients | 73 |
Most frequent services
- Emergency department visit with high level of medical decision making (99285)84 services
- Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (93010)36 services
- Critical care, first 30-74 minutes (99291)35 services
- Emergency department visit with moderate level of medical decision making (99284)22 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%
- Diabetes63%
- Arthritis51%
- Ischemic heart disease46%
- Chronic kidney disease46%
Hospitals where Olga Y. Langley works
Medicare's Facility Affiliation Data lists Olga Y. Langley 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.
- 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 Olga Y. Langley is enrolled with Medicare (CMS data updated October 2, 2026).
- 140 Frontage RdAlamo, TX 78516 (956) 403‑5100
- 301 W Expressway, Suite 83McAllen, TX 78503 (956) 632‑4000
- 3615 N Interstate 69cEdinburg, TX 78542 (956) 259‑2100
- 4702 S McColl RdEdinburg, TX 78539 (956) 213‑2600
Group practices
Medicare enrollment lists Olga Y. Langley as a member of these groups (CMS data updated October 2, 2026).
- McAllen Emergency Medicine Associates PA79 clinicians in the group
- Canyon Springs Emergency Medicine Associates PA58 clinicians in the group
- Municipal Emergency Medicine Associates, PA49 clinicians in the group
- Shavano Emergency Medicine Associates, PA46 clinicians in the group
Specialties
- Family Practiceprimary
- Emergency Medicinealso
Other family doctors in Alamo
Clinicians with the same Medicare primary specialty in Alamo, TX — not a recommendation.
Other clinicians in McAllen Emergency Medicine Associates PA
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1987 (39 years since medical school) |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1689659054 |
| 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