Stephen Seibert, MD
NPI 1225667454 · Anesthesiology Physician · Greenwood Village, CO
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Stephen Seibert, MD is a Anesthesiology Physician provider in Greenwood Village, CO (NPI 1225667454).
Provider details
- NPI number
- 1225667454
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 35.148537 (OH)
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
6 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 9500 Euclid AveCleveland, OH 44195-0001Phone: (216) 444-2200
Registry dates
- Enumerated
- 2020-04-08
- Last updated
- 2026-04-07
- Certified
- 2026-04-07
Frequently asked questions
- What is Stephen Seibert's NPI number?
- Stephen Seibert's National Provider Identifier (NPI) is 1225667454, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stephen Seibert's specialty?
- Stephen Seibert is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Stephen Seibert located?
- Stephen Seibert's practice location on file with NPPES is 8000 E Maplewood Ave Ste 120, Greenwood Village, CO 80111-4766.
- What is Stephen Seibert's phone number?
- The practice phone number listed in the NPPES registry for Stephen Seibert is (303) 438-3999.
- Does Stephen Seibert accept Medicare?
- Stephen Seibert is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Stephen Seibert's NPI active?
- Yes — Stephen Seibert's NPI (1225667454) is active in the NPPES registry as of the last update on 2026-04-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.