NPI age
20 years
Enumerated 2005-07-29
● Active
Type 1 · Individual
Christos Argirios Katsigiannis, MD
Katsigiannis is 1 of 148 thoracic surgery (cardiothoracic vascular surgery) providers in Houston and 1 of 602 in Texas.
Primary specialty
Thoracic Surgery (Cardiothoracic Vascular Surgery)
Plus 2 subspecialties
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2024-12-17
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 602 active thoracic surgery (cardiothoracic vascular surgery) providers in Texas.
NPI age
20 years
≈ at median (19 yr)
State licenses
1 state
20% of peers hold multiple states
Subspecialties
2
In the 41% of peers with subspecialties
NPI lifetime · 2005 → 2026
2005-07Enumerated in NPPES
2005
2026
Where they practice
Practice location
427 W 20th St Ste 300
Houston, TX 770082429
Mailing address
427 W 20th St Ste 300
Houston, TX 770082429
Additional practice locations
1 secondary location on file with NPPES.
Location 2
3395 Plaza 10 Dr Ste A
Beaumont, TX 777072555
Specialties
-
Thoracic Surgery (Cardiothoracic Vascular Surgery) PrimaryA thoracic surgeon provides the operative, perioperative and critical care of patients with pathologic conditions within the chest. Included is the surgical care of coronary artery disease, cancers of the lung, esophagus and chest wall,...
-
RadiologyA radiologist who diagnoses and treats diseases by various radiologic imaging modalities. These include fluoroscopy, digital radiography, computed tomography, sonography and magnetic resonance imaging.
-
SpecialistAn individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.
Identifiers
| Type | Value | Notes |
|---|---|---|
| 05 (TX) | 117274405 |
Practice context
Part of a multi-provider practice. 11 other active providers share this practice address in NPPES.
Recently enumerated nearby: 1 new thoracic surgery (cardiothoracic vascular surgery) provider has been added in Houston in the last 180 days.
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- Confirm the NPI on NPPES.The CMS registry is the system of record. Open NPPES →
- Check the state license is currently active.State licensing boards publish current status; NPPES does not.
- Confirm payer enrollment if billing.NPI presence does not guarantee active enrollment with Medicare, Medicaid, or commercial payers.