Brendan Haggerty, LCSW
NPI 1699300210 · Clinical Social Worker · Denver, CO
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Brendan Haggerty, LCSW is a Clinical Social Worker provider in Denver, CO (NPI 1699300210).
Provider details
- NPI number
- 1699300210
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Male
- Sole proprietor
- No
- License
- LSW.0009922831 (CO)
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
6 yrs 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
- 2020-03-04
- Last updated
- 2022-04-05
- Certified
- 2022-04-05
Frequently asked questions
- What is Brendan Haggerty's NPI number?
- Brendan Haggerty's National Provider Identifier (NPI) is 1699300210, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Brendan Haggerty's specialty?
- Brendan Haggerty is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Brendan Haggerty located?
- Brendan Haggerty's practice location on file with NPPES is 4455 E 12th Ave, Denver, CO 80220-2415.
- What is Brendan Haggerty's phone number?
- The practice phone number listed in the NPPES registry for Brendan Haggerty is (303) 504-6500.
- Does Brendan Haggerty accept Medicare?
- Brendan Haggerty is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Brendan Haggerty's NPI active?
- Yes — Brendan Haggerty's NPI (1699300210) is active in the NPPES registry as of the last update on 2022-04-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.