Thomas Looby, M.D.
NPI 1245236991 · Obstetrics & Gynecology Physician · Sioux Falls, SD
Thomas Looby, M.D. is a Obstetrics & Gynecology Physician provider in Sioux Falls, SD (NPI 1245236991).
Provider details
- NPI number
- 1245236991
- Entity type
- Individual
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 0957 (SD)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
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
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
- 2005-06-27
- Last updated
- 2008-05-09
Frequently asked questions
- What is Thomas Looby's NPI number?
- Thomas Looby's National Provider Identifier (NPI) is 1245236991, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Thomas Looby's specialty?
- Thomas Looby is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is Thomas Looby located?
- Thomas Looby's practice location on file with NPPES is 1500 W 22nd St, Sioux Falls, SD 57105-1503.
- What is Thomas Looby's phone number?
- The practice phone number listed in the NPPES registry for Thomas Looby is (605) 328-7700.
- Is Thomas Looby's NPI active?
- Yes — Thomas Looby's NPI (1245236991) is active in the NPPES registry as of the last update on 2008-05-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.