STEPHEN SWEARINGEN MD
NPI 1306853627
Radiology - Diagnostic Radiology in San Marcos, TX
About Stephen Swearingen Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
STEPHEN SWEARINGEN MD (NPI 1306853627) is an individual diagnostic radiology provider in San Marcos, Texas, licensed in Texas (K2807) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS, is affiliated with Guadalupe Regional Medical Center, and maintains 3 additional practice locations.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 3
Other Identifiers 3
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
Stephen Swearingen 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
4Medicare enrollment records show Stephen Swearingen reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
San Marcos, TX 78666
- Reassigned Medicare billing, Texas enrollment
- 3 clinicians in this Medicare group
Seguin, TX 78155
- Reassigned Medicare billing, Texas enrollment
- 40 clinicians in this Medicare group
Lakewood, CO 80228
- Reassigned Medicare billing, Texas enrollment
- 6 clinicians in this Medicare group
Springfield, IL 62781
- Reassigned Medicare billing, Illinois, Indiana and Texas enrollments
- Medicare enrollment name: Clinical Radiologists Sc
- 35 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 86
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, TXConnally Memorial Medical Center
Acute Care Hospitals · Floresville, TXUniversity Health System
Acute Care Hospitals · San Antonio, TXChristus Santa Rosa Hospital-San Marcos
Acute Care Hospitals · San Marcos, TXMethodist Hospital
Acute Care Hospitals · San Antonio, 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.
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.
SAN MARCOS, TX 78666
SAN MARCOS, TX 78666
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 Stephen Swearingen's NPI number?
The NPI number for Stephen Swearingen is 1306853627. It was assigned to this individual provider in the NPPES registry on August 1, 2006.
Where is Stephen Swearingen located?
Stephen Swearingen practices at 1301 Wonder World Dr, San Marcos, TX 78666. The listed phone number is (512) 396-8565.
What is Stephen Swearingen's specialty?
The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.
Is Stephen Swearingen enrolled in Medicare?
Yes. Stephen Swearingen 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 Stephen Swearingen's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Stephen Swearingen reassigns Medicare benefits to 4 organizations: San Marcos Medical Imaging PLLC (San Marcos, TX), Guadalupe County Hospital Board (Seguin, TX), Colorado Imaging Associates P C (Lakewood, CO) and Clinical Radiologists, S.C. (Springfield, IL). 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 Stephen Swearingen's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Stephen Swearingen accept?
Health plans from Blue Cross and Blue Shield of Texas, CHRISTUS Health Plan and Oscar Insurance Company list Stephen Swearingen 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 Stephen Swearingen affiliated with any hospitals?
According to CMS data, Stephen Swearingen is affiliated with Guadalupe Regional Medical Center, Connally Memorial Medical Center, University Health System, Christus Santa Rosa Hospital-San Marcos and Methodist Hospital.
When was this NPI record last updated?
The NPPES record for Stephen Swearingen was last updated on June 29, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.