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

Dr. Gregory Roy Istre, MD

Individual provider Pediatric Infectious Diseases Physician · NPI 1336128057

Dr. Gregory Roy Istre, MD is a Pediatric Infectious Diseases Physician in Carrollton, Texas. Licensed in Texas. Registered with an NPI since 2006.

Licensed in
TX
In the registry since
2006
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

4014 Crestwood Dr
Carrollton, TX 75007-1645
Phone: (214) 855-8510
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Pediatric Infectious Diseases Physician (primary) Taxonomy 2080P0208X · Licence J0536 (TX)

Record details

NPI number1336128057
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJanuary 11, 2006
Last updated in NPPESFebruary 3, 2012
Mailing addressPo Box 795275, Dallas, TX 75379-5275

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