National Provider Identifier Database

WILLIAM G BARKER, LAC – NPI #1174469589
Counselor

A provider who is trained and educated in the performance of behavior health services through interpersonal communications and analysis. Training and education at the specialty level usually requires a master?s degree and clinical experience and supervision for licensure or certification.


Contact Information

WILLIAM G BARKER, LAC
4888 N STONE AVE UNIT 120
TUCSON, AZ85704-5749
Phone: 520-670-3909
Fax: 520-309-2560
Website:
Specialty Taxonomy Code
* Counselor 101Y00000X

* Indicates primary specialty

NPI Profile & details for WILLIAM G BARKER

NPI Number 1174469589
Credentials LAC
Entity Individual
Enumeration date 04/27/2026
Last updated 05/19/2026 - About 3 weeks ago
Sole proprietor1 No
Identifiers n/a
Hospital affiliation n/a

1 A sole proprietor/sole proprietorship is an individual, and as such, is eligible for a single NPI number. The sole proprietor must apply for the NPI number using his or her own Social Security Number (SSN), not an Employer Identification Number (EIN) even if he/she has an EIN.

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