Gregory Stiegmann, MD
NPI 1003900333 · Trauma Surgery Physician · Aurora, CO
Gregory Stiegmann, MD is a Trauma Surgery Physician provider in Aurora, CO (NPI 1003900333).
Provider details
- NPI number
- 1003900333
- Entity type
- Individual
- Primary specialty
- Trauma Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 20522 (CO)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
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
Mailing address
Registry dates
- Enumerated
- 2006-10-03
- Last updated
- 2018-11-30
Frequently asked questions
- What is Gregory Stiegmann's NPI number?
- Gregory Stiegmann's National Provider Identifier (NPI) is 1003900333, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Stiegmann's specialty?
- Gregory Stiegmann is listed in the NPPES registry with a primary specialty of Trauma Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Gregory Stiegmann located?
- Gregory Stiegmann's practice location on file with NPPES is 12605 E 16th Ave, Aurora, CO 80045-2545.
- What is Gregory Stiegmann's phone number?
- The practice phone number listed in the NPPES registry for Gregory Stiegmann is (720) 848-0000.
- Is Gregory Stiegmann's NPI active?
- Yes — Gregory Stiegmann's NPI (1003900333) is active in the NPPES registry as of the last update on 2018-11-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.