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

Winston Schuyler Marshall, MD

Individual provider Cardiovascular Disease Physician · NPI 1447287057

Winston Schuyler Marshall, MD is an Interventional Cardiology in Denison, Texas. Graduated from University of Texas Southwestern Medical School at Dallas in 1993, 33 years ago. Practices with Healthtexas Provider Network, a 2,539-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Texas.

Years since qualifying
33
Trained at
University of Texas Southwestern Medical School at Dallas
Licensed in
TX
In the registry since
2006
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

5012 S US Highway 75 Ste 100
Denison, TX 75020-4587
Phone: (903) 416-6325
Fax: (903) 416-6326
Show map & directions

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

Specialties & licences

Interventional Cardiology Physician (primary) Taxonomy 207RI0011X · Licence J6564 (TX)
Cardiovascular Disease Physician Taxonomy 207RC0000X · Licence J6564 (TX)

Record details

NPI number1447287057
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 27, 2006
Last updated in NPPESOctober 9, 2017

Medicare enrollment

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

Medicare specialtyINTERVENTIONAL CARDIOLOGY
Also practisesCARDIOVASCULAR DISEASE (CARDIOLOGY)
Medical schoolUNIVERSITY OF TEXAS SOUTHWESTERN MEDICAL SCHOOL AT DALLAS
Graduated 1993 (33 years in practice)
Group practice Healthtexas Provider Network — 2539 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations7 on file with Medicare

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