Holly Brettell
NPI 1063936961 · Clinical Social Worker · Denver, CO
Holly Brettell is a Clinical Social Worker provider in Denver, CO (NPI 1063936961).
Provider details
- NPI number
- 1063936961
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
- Mental Health Counselor101YM0800X
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
- Behavior Technician106S00000X
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
8 yrs in NPPES 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
Mailing address
Registry dates
- Enumerated
- 2017-08-01
- Last updated
- 2025-05-29
- Certified
- 2025-05-29
Frequently asked questions
- What is Holly Brettell's NPI number?
- Holly Brettell's National Provider Identifier (NPI) is 1063936961, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Holly Brettell's specialty?
- Holly Brettell is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Holly Brettell located?
- Holly Brettell's practice location on file with NPPES is 1660 S Albion St Ste 515, Denver, CO 80222-4043.
- What is Holly Brettell's phone number?
- The practice phone number listed in the NPPES registry for Holly Brettell is (303) 578-9617.
- Is Holly Brettell's NPI active?
- Yes — Holly Brettell's NPI (1063936961) is active in the NPPES registry as of the last update on 2025-05-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.