Alexandros Nantsios, MD
NPI 1811837198 · Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician · Saint Louis, MO
Alexandros Nantsios, MD is a Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician provider in Saint Louis, MO (NPI 1811837198).
Provider details
- NPI number
- 1811837198
- Entity type
- Individual
- Primary specialty
- Thoracic Surgery (Cardiothoracic Vascular Surgery) PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 2025008245 (MO)
Specialties & taxonomies
- Thoracic Surgery (Cardiothoracic Vascular Surgery) PhysicianPrimary208G00000XLicense 2025008245 (MO)
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in 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
- 2026-03-30
- Last updated
- 2026-04-07
- Certified
- 2026-04-07
Frequently asked questions
- What is Alexandros Nantsios's NPI number?
- Alexandros Nantsios's National Provider Identifier (NPI) is 1811837198, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alexandros Nantsios's specialty?
- Alexandros Nantsios is listed in the NPPES registry with a primary specialty of Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician (Allopathic & Osteopathic Physicians).
- Where is Alexandros Nantsios located?
- Alexandros Nantsios's practice location on file with NPPES is 660 S Euclid Ave, Saint Louis, MO 63110-1010.
- What is Alexandros Nantsios's phone number?
- The practice phone number listed in the NPPES registry for Alexandros Nantsios is (314) 362-7260.
- Is Alexandros Nantsios's NPI active?
- Yes — Alexandros Nantsios's NPI (1811837198) is active in the NPPES registry as of the last update on 2026-04-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.