Lewis Ofstein, MD
NPI 1447203047 · Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician · Sioux Falls, SD
Lewis Ofstein, MD is a Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician provider in Sioux Falls, SD (NPI 1447203047).
Provider details
- NPI number
- 1447203047
- Entity type
- Individual
- Primary specialty
- Thoracic Surgery (Cardiothoracic Vascular Surgery) PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 2506 (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
- 2006-05-18
- Last updated
- 2010-02-24
Frequently asked questions
- What is Lewis Ofstein's NPI number?
- Lewis Ofstein's National Provider Identifier (NPI) is 1447203047, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lewis Ofstein's specialty?
- Lewis Ofstein is listed in the NPPES registry with a primary specialty of Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician (Allopathic & Osteopathic Physicians).
- Where is Lewis Ofstein located?
- Lewis Ofstein's practice location on file with NPPES is 4520 W 69th St, Sioux Falls, SD 57108-8148.
- What is Lewis Ofstein's phone number?
- The practice phone number listed in the NPPES registry for Lewis Ofstein is (605) 977-5000.
- Is Lewis Ofstein's NPI active?
- Yes — Lewis Ofstein's NPI (1447203047) is active in the NPPES registry as of the last update on 2010-02-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.