Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Dr. Marcus Lines, MD

Individual provider Diagnostic Radiology Physician · NPI 1629072459

Dr. Marcus Lines, MD is a Diagnostic Radiology in Austin, Texas. Graduated from University of Texas Medical School at San Antonio in 1984, 42 years ago. Practices with Singleton Associates PA, a 795-clinician group and accepts Medicare assignment. Licensed in Texas.

Years since qualifying
42
Trained at
University of Texas Medical School at San Antonio
Licensed in
TX
In the registry since
2005
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

12554 Riata Vista Cir
Austin, TX 78727-6431
Phone: (512) 795-5100
Fax: (512) 795-5122
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Diagnostic Radiology Physician (primary) Taxonomy 2085R0202X · Licence G8246 (TX)

Record details

NPI number1629072459
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 9, 2005
Last updated in NPPESJanuary 12, 2015

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyDIAGNOSTIC RADIOLOGY
Medical schoolUNIVERSITY OF TEXAS MEDICAL SCHOOL AT SAN ANTONIO
Graduated 1984 (42 years in practice)
Group practice Singleton Associates Pa — 795 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

Other providers in Austin