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

Dr. William Joseph Meiser, DO

Individual provider Family Medicine Physician · NPI 1962428482

Dr. William Joseph Meiser, DO is a Family Medicine Physician in Round Rock, Texas. Practices as a sole proprietor. Licensed in Texas.

Licensed in
TX
In the registry since
2006
Specialties on file
2
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

See every abbreviation used in this directory →

Practice location Address checks out

16906 Bar Harbor Bnd
Round Rock, TX 78681-3408
Phone: (512) 535-6999
Show map & directions

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

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence F6941 (TX)
Emergency Medicine Physician Taxonomy 207P00000X · Licence F6941 (TX)

Record details

NPI number1962428482
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorYes
NPI enumeratedJuly 15, 2006
Last updated in NPPESAugust 25, 2009
Mailing address16906 Bar Harbor Bnd, Round Rock, TX 78681-3408

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