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

Jack B Siegrist Jr., DDS

Individual provider General Practice Dentistry · NPI 1457484461

Jack B Siegrist Jr., DDS is a General Practice Dentistry in Irving, Texas. Practices as a sole proprietor. Licensed in Texas.

Licensed in
TX
In the registry since
2007
What do these letters mean?
DDS — Doctor of Dental Surgery
A dentist. DDS and DMD are the same qualification — universities choose which title to award.

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Practice location Address checks out

5205 N O Connor Blvd #150
Irving, TX 75039-3707
Phone: (972) 556-2122
Fax: (972) 556-2331
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

General Practice Dentistry (primary) Taxonomy 1223G0001X · Licence 9950 (TX)

Record details

NPI number1457484461
Entity typeIndividual (Type 1)
GenderMale
Credentials DDS
Sole proprietorYes
NPI enumeratedMarch 13, 2007
Last updated in NPPESJuly 8, 2007
Mailing address2100 Tree Top Ct, Granbury, TX 76049-8067

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