John Ashby, LCSW
NPI 1871809400 · Clinical Social Worker · Tucson, AZ
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Ashby, LCSW is a Clinical Social Worker provider in Tucson, AZ (NPI 1871809400).
Provider details
- NPI number
- 1871809400
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Male
- Sole proprietor
- Yes
- License
- 20658 (AZ)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
15 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Mailing address
Additional practice locations (1)
- 1333 Iris AveBoulder, CO 80304-2226Phone: (303) 433-8500
Registry dates
- Enumerated
- 2010-08-20
- Last updated
- 2025-06-02
- Certified
- 2025-06-02
Frequently asked questions
- What is John Ashby's NPI number?
- John Ashby's National Provider Identifier (NPI) is 1871809400, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Ashby's specialty?
- John Ashby is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is John Ashby located?
- John Ashby's practice location on file with NPPES is 2224 N Craycroft Rd Ste 100, Tucson, AZ 85712-2811.
- What is John Ashby's phone number?
- The practice phone number listed in the NPPES registry for John Ashby is (520) 896-1400.
- Does John Ashby accept Medicare?
- John Ashby is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Ashby's NPI active?
- Yes — John Ashby's NPI (1871809400) is active in the NPPES registry as of the last update on 2025-06-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.