Leo Alirez, PH.D., C.A.S.
NPI 1154125805 · Addiction (Substance Use Disorder) Counselor · Denver, CO
Leo Alirez, PH.D., C.A.S. is a Addiction (Substance Use Disorder) Counselor provider in Denver, CO (NPI 1154125805).
Provider details
- NPI number
- 1154125805
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Credential
- PH.D., C.A.S.
- Sex
- Male
- Sole proprietor
- No
- License
- ACC.0006677 (CO)
Specialties & taxonomies
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
1 yr in NPPES registry
- Profile completeness38% of score
100% 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
Mailing address
Registry dates
- Enumerated
- 2025-04-02
- Last updated
- 2025-04-02
- Certified
- 2025-04-02
Frequently asked questions
- What is Leo Alirez's NPI number?
- Leo Alirez's National Provider Identifier (NPI) is 1154125805, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Leo Alirez's specialty?
- Leo Alirez is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Leo Alirez located?
- Leo Alirez's practice location on file with NPPES is 1240 W Bayaud Ave, Denver, CO 80223-1213.
- What is Leo Alirez's phone number?
- The practice phone number listed in the NPPES registry for Leo Alirez is (720) 275-1739.
- Is Leo Alirez's NPI active?
- Yes — Leo Alirez's NPI (1154125805) is active in the NPPES registry as of the last update on 2025-04-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.