OrganizationActive
Avera Mckennan
NPI 1033185582 · Hematology & Oncology Physician · Sioux Falls, SD
Provider details
- NPI number
- 1033185582
- Entity type
- Organization
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- David Flicek, Ceo/President(605) 322-8000
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(95/100 index)
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
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
1000 E 23rd St Ste 230
Sioux Falls, SD 57105-2122
Phone: (605) 322-6900
Fax: (605) 322-6901
Street-level locationGet directions
Mailing address
Po Box 86370
Sioux Falls, SD 57118-6370
Other names (DBA / former)
- Doing business as
- Avera Medical Group Oncology and Hematology Sioux Falls
- Doing business as
- Avera Oncology and Hematology Sioux Falls
Additional practice locations (1)
- 501 Summit St Ste 400Yankton, SD 57078-3855Phone: (605) 655-1800
Registry dates
- Enumerated
- 2006-02-24
- Last updated
- 2026-03-12
- Certified
- 2026-03-12
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.