OLGA YURYEVNA LANGLEY MD
NPI 1689659054
Emergency Medicine in Mission, TX
About Olga Yuryevna Langley Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
OLGA YURYEVNA LANGLEY MD (NPI 1689659054) is an individual emergency medicine provider in Mission, Texas, licensed in Texas (M2376) and active in the NPI registry since December 2005. She is enrolled in Medicare PECOS, is affiliated with South Texas Health System, and is a graduate of Other (1987).
NPPES Registry Identity
Specialties & Licenses 2
Other Identifiers 2
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Olga Yuryevna Langley Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
8Medicare enrollment records show Olga Langley reassigns Medicare billing to 8 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Mcallen, TX 78504
- Reassigned Medicare billing, Texas enrollment
- 150 clinicians in this Medicare group
Mcallen, TX 78503
- Reassigned Medicare billing, Texas enrollment
- 170 clinicians in this Medicare group
Edinburg, TX 78539
- Reassigned Medicare billing, Texas enrollment
- 136 clinicians in this Medicare group
Edinburg, TX 78539
- Reassigned Medicare billing, Texas enrollment
- 257 clinicians in this Medicare group
Edinburg, TX 78539
- Reassigned Medicare billing, Texas enrollment
- 59 clinicians in this Medicare group
Alamo, TX 78516
- Reassigned Medicare billing, Texas enrollment
- 145 clinicians in this Medicare group
Edinburg, TX 78541
- Reassigned Medicare billing, Texas enrollment
- 154 clinicians in this Medicare group
San Antonio, TX 78229
- Reassigned Medicare billing, Texas enrollment
- 1,452 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 4
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
South Texas Health System
Acute Care Hospitals · Edinburg, TXRio Grande Regional Hospital
Acute Care Hospitals · Mcallen, TXPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 78572 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
MISSION, TX 78572
MISSION, TX 78572
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Olga Langley's NPI number?
The NPI number for Olga Langley is 1689659054. It was assigned to this individual provider in the NPPES registry on December 8, 2005.
Where is Olga Langley located?
Olga Langley practices at 900 S Bryan Rd, Mission, TX 78572. The listed phone number is (956) 580-9000.
What is Olga Langley's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Olga Langley enrolled in Medicare?
Yes. Olga Langley is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Olga Langley's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Olga Langley reassigns Medicare benefits to 8 organizations: Oak Creek Emergency Medicine Associates, PA (Mcallen, TX), Mcallen Emergency Medicine Associates PA (Mcallen, TX), Shavano Emergency Medicine Associates, PA (Edinburg, TX), Edinburg Emergency Medicine Associates PA (Edinburg, TX), Rio Valley Emergency Physician Associates PLLC (Edinburg, TX) and 3 more organizations, listed in the Medicare section above. Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Olga Langley's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Olga Langley accept?
Health plans from Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter from Superior HealthPlan and Ambetter of Oklahoma and 4 other insurers list Olga Langley as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Olga Langley affiliated with any hospitals?
According to CMS data, Olga Langley is affiliated with South Texas Health System and Rio Grande Regional Hospital.
When was this NPI record last updated?
The NPPES record for Olga Langley was last updated on August 6, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Olga Yuryevna Langley, MD · NPI 1689659054
Emergency Medicine physician in Mission, Texas. Individual provider, active in the CMS NPPES registry since December 8, 2005.
## Identity
- **NPI:** 1689659054 (Entity type: Individual)
- **Enumerated:** December 8, 2005
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** M2376 (Texas)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 900 S BRYAN RD, Mission, TX 78572-6613
- **Phone:** (956) 580-9000
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 8 organizations under Medicare reassignment (form CMS-855R): Oak Creek Emergency Medicine Associates, PA (NPI 1629576632, Mcallen, TX); Mcallen Emergency Medicine Associates PA (NPI 1336543636, Mcallen, TX); Shavano Emergency Medicine Associates, PA (NPI 1255820775, Edinburg, TX); Edinburg Emergency Medicine Associates PA (NPI 1942467113, Edinburg, TX); Rio Valley Emergency Physician Associates PLLC (NPI 1134827934, Edinburg, TX); and 3 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1987
## Record status
- **NPPES last updated:** August 6, 2026
- **Other identifiers:** Medicaid 177036401 (TX); Other 8R0713 (TX)
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Source: [NPI Profile](https://npiprofile.com/npi/1689659054) · Data from the CMS NPPES public registry.