Radiology - Diagnostic Radiology Specialists in San Marcos, TX
Browse 4 Radiology - Diagnostic Radiology providers listed in NPPES with a practice address in San Marcos, Texas.
How San Marcos compares with the U.S.
4 active clinicians in Radiology - Diagnostic Radiology list a practice address in San Marcos, TX in the NPI registry.
With fewer than 10 clinicians, rates per 100,000 residents are not reliable enough to compare.
Too few clinicians in Radiology - Diagnostic Radiology in San Marcos are listed in the CMS Medicare file to report Medicare assignment or telehealth shares.
These figures summarize public federal data. They do not measure quality of care, appointment availability, or whether a clinician accepts your insurance or new patients. Registry addresses can be out of date. Please confirm details directly with the office and your plan. This information is not medical advice.
Prepared by T-MedInfo from NPPES, CMS and U.S. Census Bureau data. Questions or corrections: support@true-medinfo.com · Methodology
Sources: Clinician counts and practice addresses: NPPES NPI Registry, Centers for Medicare & Medicaid Services (CMS), data as of August 2026.
Dr. Gregory Coleman Iglesia , MD
Radiology - Diagnostic Radiology
Dr. Murray H. Shapiro , MD
Radiology - Diagnostic Radiology
Dr. Douglas S Smith , MD
Radiology - Diagnostic Radiology
Dr. Stephen Swearingen , MD
Radiology - Diagnostic Radiology
Frequently Asked Questions about Radiology - Diagnostic Radiology in San Marcos
Each practitioner profile shows the NUCC taxonomy code and any state license number the practitioner reported to NPPES, plus a link to the Texas licensing board lookup. NPPES entries are self-reported; current license status is published only by the state board.
This list shows NPI records that are active in NPPES. A deactivated NPI keeps its profile with the deactivation date and practice history; find it with the site search by name or NPI number.
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