● Active Type 1 · Individual

Gwendolyn Miller, MD

Internal Medicine·Austin, TX· NPI 1700812716 · Enumerated 2006 · 19 years on NPI

Miller is 1 of 25 internal medicine providers in Austin and 1 of 377 in Texas.

NPI age

19 years

Enumerated 2006-06-23

Primary specialty

Internal Medicine

Plus 1 subspecialty

Licensed in

1 state

Status

Active

No deactivations on record

Last NPPES update

2015-10-06

Source: monthly bulk 2026-05

Sole proprietor

Yes

Solo practice on file

How this provider compares

Across 377 active internal medicine providers in Texas.

NPI age

19 years

≈ at median (18 yr)

State licenses

1 state

12% of peers hold multiple states

Subspecialties

In the 38% of peers with subspecialties

NPI lifetime · 2006 → 2026

2006-06Enumerated in NPPES

2006 2026

Where they practice

Practice location

313 E 12th St, Suite 101

Austin, TX 787011954

📞 5123249650

Mailing address

4616 W Howard Ln

Austin, TX 787286300

Specialties

Allopathic & Osteopathic Physicians › Internal Medicine

Internal Medicine Primary

An internist who has special knowledge of the aging process and special skills in the diagnostic, therapeutic, preventive and rehabilitative aspects of illness in the elderly. This specialist cares for geriatric patients in the...

TX license #H6438 taxonomy 207RG0300X
Internal Medicine

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer,...

TX license #H6438 taxonomy 207R00000X

Identifiers

Type	Value	Notes
05 (TX)	118053107

Practice context

Part of a multi-provider practice. 45 other active providers share this practice address in NPPES.

Recently enumerated nearby: 2 new internal medicine providers have been added in Austin in the last 180 days. See all →

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How to verify this provider

Confirm the NPI on NPPES.The CMS registry is the system of record. Open NPPES →
Check the state license is currently active.State licensing boards publish current status; NPPES does not.
Confirm payer enrollment if billing.NPI presence does not guarantee active enrollment with Medicare, Medicaid, or commercial payers.