WILLIAM S. WARREN, JR. M.D. – NPI #1467547984
Anesthesiology

An anesthesiologist who specializes in the diagnosis and treatment of addictions.

WILLIAM WARREN, JR. is an anesthesiologist located in LITTLE ROCK, AR. NPPES has assigned the NPI number 1467547984 to WILLIAM WARREN, JR. on October 03, 2006. It is a Type-1 NPI, indicating this NPI number is associated with an individual. The primary taxonomy selected by this provider is 207LA0401X from the Health Care Provider Taxonomy code set, which is classified as Anesthesiology, specializing in Addiction Medicine

The NPI profile was previously updated about 3 years ago on Jun 24, 2023. 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 WILLIAM WARREN, JR. below.

NPI Profile for
WILLIAM S. WARREN, JR.

NPI Number
1467547984
Enumeration Date

(more than 19 years ago)
Entity Type
Type-1  Individual (Male)
Legal Name
WILLIAM S. WARREN, JR.
Credentials
M.D.
Primary location
425 W CAPITOL AVE STE 1535
LITTLE ROCK, AR 72201-3521
Phone: (501) 448-6663 Fax: (501) 448-6663
Mailing address
Same as primary location
Sole Proprietor
Yes
Updated
Certification Date
Jun 24, 2023

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.

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
207LA0401X
- Anesthesiology / Addiction Medicine (Primary)
AR C6145

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.