IndividualActive
Colleen O'Brien
NPI 1689891996 · General Practice Physician · Denver, CO
Colleen O'Brien is a General Practice Physician provider in Denver, CO (NPI 1689891996).
Provider details
- NPI number
- 1689891996
- Entity type
- Individual
- Primary specialty
- General Practice PhysicianAllopathic & Osteopathic Physicians
- Sex
- Female
- Sole proprietor
- No
- License
- 90809 (CO)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(90/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
10065 E Harvard Ave Ste 400
Denver, CO 80231-5943
Phone: (303) 614-1400
Street-level locationGet directions
Mailing address
2500 S Havana St
Aurora, CO 80014-1618
Registry dates
- Enumerated
- 2007-04-19
- Last updated
- 2010-08-11
Frequently asked questions
- What is Colleen O'Brien's NPI number?
- Colleen O'Brien's National Provider Identifier (NPI) is 1689891996, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Colleen O'Brien's specialty?
- Colleen O'Brien is listed in the NPPES registry with a primary specialty of General Practice Physician (Allopathic & Osteopathic Physicians).
- Where is Colleen O'Brien located?
- Colleen O'Brien's practice location on file with NPPES is 10065 E Harvard Ave Ste 400, Denver, CO 80231-5943.
- What is Colleen O'Brien's phone number?
- The practice phone number listed in the NPPES registry for Colleen O'Brien is (303) 614-1400.
- Is Colleen O'Brien's NPI active?
- Yes — Colleen O'Brien's NPI (1689891996) is active in the NPPES registry as of the last update on 2010-08-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.