Allison Stassel, DO
NPI 1558120915 · Student in an Organized Health Care Education/Training Program · Denver, CO
Enrolled with Medicare as Order and Referring Only - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Allison Stassel, DO is a Student in an Organized Health Care Education/Training Program provider in Denver, CO (NPI 1558120915).
Provider details
- NPI number
- 1558120915
- Entity type
- Individual
- Primary specialty
- Student in an Organized Health Care Education/Training ProgramStudent, Health Care
- Credential
- DO
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
2 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
- 2024-03-18
- Last updated
- 2024-03-18
- Certified
- 2024-03-18
Frequently asked questions
- What is Allison Stassel's NPI number?
- Allison Stassel's National Provider Identifier (NPI) is 1558120915, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Allison Stassel's specialty?
- Allison Stassel is listed in the NPPES registry with a primary specialty of Student in an Organized Health Care Education/Training Program (Student, Health Care).
- Where is Allison Stassel located?
- Allison Stassel's practice location on file with NPPES is 1960 N Ogden St Ste 400, Denver, CO 80218-3670.
- What is Allison Stassel's phone number?
- The practice phone number listed in the NPPES registry for Allison Stassel is (303) 318-1540.
- Does Allison Stassel accept Medicare?
- Allison Stassel is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Allison Stassel's NPI active?
- Yes — Allison Stassel's NPI (1558120915) is active in the NPPES registry as of the last update on 2024-03-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.