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

John Gregory Modrall, MD

Individual provider Surgery Physician · NPI 1457435398

John Gregory Modrall, MD is a Vascular Surgery in Dallas, Texas. Graduated from University of Colorado School of Medicine, Denver in 1989, 37 years ago. Practices with University of Texas Southwestern Medical Center at Dallas, a 3,149-clinician group and accepts Medicare assignment. Licensed in Arkansas and Texas.

Years since qualifying
37
Trained at
University of Colorado School of Medicine, Denver
Licensed in
AR, TX
In the registry since
2006
Specialties on file
3
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

5323 Harry Hines Blvd
Dallas, TX 75390-7208
Phone: (214) 645-0538
Fax: (214) 645-0546
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Vascular Surgery Physician (primary) Taxonomy 2086S0129X · Licence K6159 (TX)
Surgery Physician Taxonomy 208600000X · Licence K6159 (TX)
Vascular Surgery Physician Taxonomy 2086S0129X · Licence E-7074 (AR)

Record details

NPI number1457435398
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedOctober 25, 2006
Last updated in NPPESOctober 19, 2015
Mailing addressPo Box 845347, Dallas, TX 75284-5347

Medicare enrollment

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

Medicare specialtyVASCULAR SURGERY
Medical schoolUNIVERSITY OF COLORADO SCHOOL OF MEDICINE, DENVER
Graduated 1989 (37 years in practice)
Group practice University Of Texas Southwestern Medical Center At Dallas — 3149 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations4 on file with Medicare

Other providers in Dallas