NPI age
19 years
Enumerated 2006-06-15
● Active
Type 1 · Individual
DR. Mark M Casillas, M.D.
Casillas is 1 of 7 orthopaedic surgery providers in San Antonio and 1 of 83 in Texas.
Primary specialty
Orthopaedic Surgery
Plus 1 subspecialty
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2022-02-10
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 83 active orthopaedic surgery providers in Texas.
NPI age
19 years
≈ at median (18 yr)
State licenses
1 state
13% of peers hold multiple states
Subspecialties
1
In the 55% of peers with subspecialties
NPI lifetime · 2006 → 2026
2006-06Enumerated in NPPES
2006
2026
Where they practice
Practice location
1139 E Sonterra Blvd Ste 205
San Antonio, TX 782584349
Mailing address
1139 E Sonterra Blvd Ste 205
San Antonio, TX 782584349
Specialties
-
Orthopaedic Surgery PrimaryRecognized by several state medical boards as a fellowship subspecialty program of orthopaedic surgery, foot and ankle surgeons deal with adult reconstructive foot and ankle surgery, adult foot and ankle trauma, sports medicine foot and...
-
Orthopaedic SurgeryAn orthopaedic surgeon is trained in the preservation, investigation and restoration of the form and function of the extremities, spine and associated structures by medical, surgical and physical means. An orthopaedic surgeon is...
Identifiers
| Type | Value | Notes |
|---|---|---|
| 01 (TX) | 5972563 | AETNA |
| 01 (TX) | 8K6270 | BCBS |
| 05 (TX) | 048005502 | |
| 01 (TX) | P00088532 | RAILROAD MEDICARE |
| 01 (TX) | 1676698 | CIGNA |
Practice context
Part of a multi-provider practice. 5 other active providers share this practice address in NPPES.
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