Walter Carlson, MD
NPI 1003823170 · Orthopaedic Surgery Physician · Sioux Falls, SD
Walter Carlson, MD is a Orthopaedic Surgery Physician provider in Sioux Falls, SD (NPI 1003823170).
Provider details
- NPI number
- 1003823170
- Entity type
- Individual
- Primary specialty
- Orthopaedic Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 1241 (SD)
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
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
- 2006-08-02
- Last updated
- 2010-01-16
Frequently asked questions
- What is Walter Carlson's NPI number?
- Walter Carlson's National Provider Identifier (NPI) is 1003823170, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Walter Carlson's specialty?
- Walter Carlson is listed in the NPPES registry with a primary specialty of Orthopaedic Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Walter Carlson located?
- Walter Carlson's practice location on file with NPPES is 810 E 23rd St, Sioux Falls, SD 57105-2135.
- What is Walter Carlson's phone number?
- The practice phone number listed in the NPPES registry for Walter Carlson is (605) 331-5890.
- Is Walter Carlson's NPI active?
- Yes — Walter Carlson's NPI (1003823170) is active in the NPPES registry as of the last update on 2010-01-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.