IndividualActive
William Barker, LAC
NPI 1174469589 · Counselor · Tucson, AZ
William Barker, LAC is a Counselor provider in Tucson, AZ (NPI 1174469589).
Provider details
- NPI number
- 1174469589
- Entity type
- Individual
- Primary specialty
- CounselorBehavioral Health & Social Service Providers
- Credential
- LAC
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Basic profile(46/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in registry
- Profile completeness38% of score
83% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
4888 N Stone Ave Unit 120
Tucson, AZ 85704-5749
Phone: (520) 670-3909
Fax: (520) 309-2560
Street-level locationGet directions
Mailing address
839 W Congress St
Tucson, AZ 85745-2819
Registry dates
- Enumerated
- 2026-04-27
- Last updated
- 2026-05-19
- Certified
- 2026-05-19
Frequently asked questions
- What is William Barker's NPI number?
- William Barker's National Provider Identifier (NPI) is 1174469589, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Barker's specialty?
- William Barker is listed in the NPPES registry with a primary specialty of Counselor (Behavioral Health & Social Service Providers).
- Where is William Barker located?
- William Barker's practice location on file with NPPES is 4888 N Stone Ave Unit 120, Tucson, AZ 85704-5749.
- What is William Barker's phone number?
- The practice phone number listed in the NPPES registry for William Barker is (520) 670-3909.
- Is William Barker's NPI active?
- Yes — William Barker's NPI (1174469589) is active in the NPPES registry as of the last update on 2026-05-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.