John Truell, M.D.
NPI 1255399416 · Anatomic Pathology & Clinical Pathology Physician · Denver, CO
John Truell, M.D. is a Anatomic Pathology & Clinical Pathology Physician provider in Denver, CO (NPI 1255399416).
Provider details
- NPI number
- 1255399416
- Entity type
- Individual
- Primary specialty
- Anatomic Pathology & Clinical Pathology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 16030 (CO)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
- 2006-05-03
- Last updated
- 2008-09-11
Frequently asked questions
- What is John Truell's NPI number?
- John Truell's National Provider Identifier (NPI) is 1255399416, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Truell's specialty?
- John Truell is listed in the NPPES registry with a primary specialty of Anatomic Pathology & Clinical Pathology Physician (Allopathic & Osteopathic Physicians).
- Where is John Truell located?
- John Truell's practice location on file with NPPES is 910 15th St, Denver, CO 80202-2912.
- What is John Truell's phone number?
- The practice phone number listed in the NPPES registry for John Truell is (303) 788-6130.
- Is John Truell's NPI active?
- Yes — John Truell's NPI (1255399416) is active in the NPPES registry as of the last update on 2008-09-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.