THE AUSTIN DIAGNOSTIC CLINIC, PLLC – NPI #1548248750
Internal Medicine

An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.

THE AUSTIN DIAGNOSTIC CLINIC, PLLC is a provider located in AUSTIN, TX. NPPES has assigned the NPI number 1548248750 to THE AUSTIN DIAGNOSTIC CLINIC, PLLC on January 06, 2006. It is a Type-2 NPI, indicating this NPI number is associated with an organization. The primary taxonomy selected by this provider is 207RG0100X from the Health Care Provider Taxonomy code set, which is classified as Internal Medicine, specializing in Gastroenterology

The NPI profile was last updated on Nov 20, 2025. Use the NPI data found here to bill health insurance companies, identify providers enrolled in Medicare and Medicaid services or other HIPAA compliant transactions. See the complete NPI profile for THE AUSTIN DIAGNOSTIC CLINIC, PLLC below.

NPI Profile for
THE AUSTIN DIAGNOSTIC CLINIC, PLLC

NPI Number
1548248750
Enumeration Date

(more than 20 years ago)
Entity Type
Type-2  Organization
Organization health care providers may have a single employee or thousands of employees. An example is an incorporated individual who is an organization's only employee.
Legal Name
THE AUSTIN DIAGNOSTIC CLINIC, PLLC
Primary location
12221 MO PAC EXPWY NORTH
DEPT OF GASTROENTEROLOGY
AUSTIN, TX 78758
Phone: (512) 901-4007 Fax: (512) 901-3907
Mailing address
2000 HEALTH PARK DR
BRENTWOOD, TN 37027-4692
Phone: (615) 373-7406 Fax:
Organization Subpart
No
Authorized Official
NICHOLAS WADLINGTON
GROUP VICE PRESIDENT
Phone: (615) 372-7332
Updated
Certification Date
Nov 20, 2025

Note: NPPES allows providers to attest to the accuracy of their NPI data. When a provider request any change to the NPI record, they will be able to attest to their changed NPI data, resulting in an updated certification date.

Identifiers

Identifiers for THE AUSTIN DIAGNOSTIC CLINIC, PLLC

Identifiers are used to associate other provider identifiers such as Medicaid or other insurers (ie:, Blue Cross, Blue Shield, Aetna, Kaiser-Permanente, etc.), with their NPI number. These identifiers can be used in matching an NPI number to an insurer's records. However, not all providers have such numbers and not all providers choose to include them in their NPI information.

DescriptionIssuerStateIdentifier
medicaidTX140347907
medicaidTX140347955
Taxonomy Code(s)

A taxonomy code is a code that describes the health care service provider's type, classification, and the area of specialization. The primary specialty for this provider is indicated as (Primary) below.

Taxonomy Classification / Specialization State License
207RG0100X
- Internal Medicine / Gastroenterology (Primary)

The taxonomy codes are selected by the provider at the time of NPI registration. Selection of a taxonomy code does not replace any credentialing or validation process that the provider requesting the code should complete.