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MARK W GRIER MD
NPI 1407862758
Pediatrics in Austin, TX

Active since July 31, 2006
1301 S, CAPITAL OF TEXAS HWY, BUILDING A STE.230, AUSTIN, TX 78746(512) 328-7666(572) 276-2939 Get Directions Write a Review

NPPES record last updated: March 24, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Mark W Grier Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MARK W GRIER MD (NPI 1407862758) is an individual pediatrics provider in Austin, Texas, licensed in Texas (M2962) and active in the NPI registry since July 2006.

NPPES Registry Identity

NPI1407862758
Entity TypeIndividualMale
Primary Taxonomy208000000X
Provider Legal NameMARK W GRIERCredential: MD
Location Address1301 S, CAPITAL OF TEXAS HWY, BUILDING A STE.230Austin, TX 78746
Mailing Address1301 S, Capital Of Texas Hwy, Building A Ste.230Austin, TX 78746 · (512) 328-7666 · Fax (572) 276-2939
Phone(512) 328-7666
Fax(572) 276-2939
Sole ProprietorNo
Enumeration DateJuly 31, 2006
Last NPPES UpdateMarch 24, 2026
NPPES CertifiedMarch 24, 2026
✔ NPI 1407862758 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians
Taxonomy Code208000000X
License✔ Licensed in TX · M2962
Definition
A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.
1301 S, CAPITAL OF TEXAS HWY, Austin, TX 78746
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Other Identifiers 5

Medicaid179323403TX
Medicaid179323404TX
Medicaid179323405TX
Medicaid179323401TX
Medicaid179323402TX

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Texas, Community Health Choice, Moda Health Plan, Inc. and more.Insurance ›

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Mark Grier's NPI number?

The NPI number for Mark Grier is 1407862758. It was assigned to this individual provider in the NPPES registry on July 31, 2006.

Where is Mark Grier located?

Mark Grier practices at 1301 S, Capital Of Texas Hwy Building A Ste.230, Austin, TX 78746. The listed phone number is (512) 328-7666.

What is Mark Grier's specialty?

The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.

What insurance does Mark Grier accept?

Health plans from Blue Cross and Blue Shield of Texas, Community Health Choice, Moda Health Plan, Inc. and Oscar Insurance Company list Mark Grier as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Mark Grier was last updated on March 24, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.