OrganizationActive
Guardian Anesthesia Services, Inc
NPI 1154030559 · Anesthesiology Physician · Littleton, CO
Provider details
- NPI number
- 1154030559
- Entity type
- Organization
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Anthony Keever, Authorized Official(303) 524-5187
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Established profile(59/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
3 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
11 W Dry Creek Cir
Littleton, CO 80120-8077
Phone: (303) 422-9438
Street-level locationGet directions
Mailing address
Po Box 960556
Oklahoma City, OK 73196-0001
Registry dates
- Enumerated
- 2022-11-15
- Last updated
- 2022-11-15
- Certified
- 2022-11-10
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.