William Buchner, MD
NPI 1356599443 · Family Medicine Physician · Sioux Falls, SD
William Buchner, MD is a Family Medicine Physician provider in Sioux Falls, SD (NPI 1356599443).
Provider details
- NPI number
- 1356599443
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 5315241305 (MI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
17 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
- 2008-09-03
- Last updated
- 2024-07-16
- Certified
- 2024-07-16
Frequently asked questions
- What is William Buchner's NPI number?
- William Buchner's National Provider Identifier (NPI) is 1356599443, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Buchner's specialty?
- William Buchner is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is William Buchner located?
- William Buchner's practice location on file with NPPES is 5013 S Louise Ave # 1382, Sioux Falls, SD 57108-2268.
- What is William Buchner's phone number?
- The practice phone number listed in the NPPES registry for William Buchner is (605) 991-2900.
- Is William Buchner's NPI active?
- Yes — William Buchner's NPI (1356599443) is active in the NPPES registry as of the last update on 2024-07-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.