John Brennan, PA-C
NPI 1518244946 · Surgical Physician Assistant · Aurora, CO
John Brennan, PA-C is a Surgical Physician Assistant provider in Aurora, CO (NPI 1518244946).
Provider details
- NPI number
- 1518244946
- Entity type
- Individual
- Primary specialty
- Surgical Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Male
- Sole proprietor
- No
- License
- 3346 (CO)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
14 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
- 2011-11-14
- Last updated
- 2018-11-01
Frequently asked questions
- What is John Brennan's NPI number?
- John Brennan's National Provider Identifier (NPI) is 1518244946, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Brennan's specialty?
- John Brennan is listed in the NPPES registry with a primary specialty of Surgical Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is John Brennan located?
- John Brennan's practice location on file with NPPES is 12605 E 16th Ave, Aurora, CO 80045-2545.
- What is John Brennan's phone number?
- The practice phone number listed in the NPPES registry for John Brennan is (720) 848-0000.
- Is John Brennan's NPI active?
- Yes — John Brennan's NPI (1518244946) is active in the NPPES registry as of the last update on 2018-11-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.