DR. JASON LANDON SMITH MD
NPI 1114137064
Internal Medicine - Hematology & Oncology in San Marcos, TX
About Dr. Jason Landon Smith Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. JASON LANDON SMITH MD (NPI 1114137064) is an individual hematology & oncology provider in San Marcos, Texas, licensed in Texas (M6888) and active in the NPI registry since May 2007. He is enrolled in Medicare PECOS, is affiliated with Guadalupe Regional Medical Center, and is a graduate of Duke University School Of Medicine (2004).
NPPES Registry Identity
Specialties & Licenses 2
Other Identifiers 6
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
Dr. Jason Landon Smith 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 Reassignment
Medicare enrollment records show Jason Smith reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Austin, TX 78745
- Reassigned Medicare billing, Texas enrollment
- 1,054 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 64
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 5
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Guadalupe Regional Medical Center
Acute Care Hospitals · Seguin, TXMemorial Hospital
Acute Care Hospitals · Gonzales, TXChristus Santa Rosa Hospital-San Marcos
Acute Care Hospitals · San Marcos, TXSt David's South Austin Medical Center
Acute Care Hospitals · Austin, TXAscension Seton Hays
Acute Care Hospitals · Kyle, TXPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 78666 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.
Referred Medical Equipment & Supplies CMS DME claims 3
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
Other Providers at the Same Location NPPES 5
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
SAN MARCOS, TX 78666
SAN MARCOS, TX 78666
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 Jason Smith's NPI number?
The NPI number for Jason Smith is 1114137064. It was assigned to this individual provider in the NPPES registry on May 22, 2007.
Where is Jason Smith located?
Jason Smith practices at 1308 Wonder World Dr, San Marcos, TX 78666. The listed phone number is (512) 396-5199.
What is Jason Smith's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.
Is Jason Smith enrolled in Medicare?
Yes. Jason Smith 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 organization bills Medicare for Jason Smith's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Jason Smith reassigns Medicare benefits to Texas Oncology PA (Austin, TX). The 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 Jason Smith's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Jason Smith accept?
Health plans from Ambetter Health, Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections and Ambetter from Superior HealthPlan and 11 other insurers list Jason Smith 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 Jason Smith affiliated with any hospitals?
According to CMS data, Jason Smith is affiliated with Guadalupe Regional Medical Center, Memorial Hospital, Christus Santa Rosa Hospital-San Marcos, St David's South Austin Medical Center and Ascension Seton Hays.
When was this NPI record last updated?
The NPPES record for Jason Smith was last updated on March 9, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 years 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.