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

Mark W Grier, MD

Individual provider Pediatrics Physician · NPI 1407862758

Mark W Grier, MD is a Pediatrics Physician in Austin, 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

1301 S Capital Of Texas Hwy Bldg A STE.230
Austin, TX 78746
Phone: (512) 328-7666
Fax: (572) 276-2939
Show map & directions

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

Specialties & licences

Pediatrics Physician (primary) Taxonomy 208000000X · Licence M2962 (TX)

Record details

NPI number1407862758
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 31, 2006
Last updated in NPPESMarch 24, 2026
Certification dateMarch 24, 2026
Mailing address1301 S, Capital Of Texas Hwy, Building A Ste.230, Austin, TX 78746

Other providers in Austin