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

Mr. John George Haidinyak, MD

Individual provider Anesthesiology Physician · NPI 1750444931

Mr. John George Haidinyak, MD is an Anesthesiology Physician in Nacogdoches, 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.

See every abbreviation used in this directory →

Practice location Address checks out

4920 NE Stallings Dr
Nacogdoches, TX 75961
Phone: (936) 569-9481
Show map & directions

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

Specialties & licences

Anesthesiology Physician (primary) Taxonomy 207L00000X · Licence MDFS222 (TX)

Record details

NPI number1750444931
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedDecember 18, 2006
Last updated in NPPESMarch 6, 2009

Other providers in Nacogdoches