Dr. Mark M Casillas
M.D. | Foot and Ankle Surgery | 34+ years Exp
Medicare Enrolled 1139 E Sonterra Blvd Ste 205, San Antonio
Texas, 78258-4349
210-874-3359 Maps & DirectionsDr. Mark M Casillas is a San Antonio, Texas based orthopedic surgeon with 34 years of experience in Foot and Ankle Surgery. He completed his graduation from University Of Texas Medical School At San Antonio in 1991. He is also affiliated with hospitals like Methodist Hospital Stone Oak and Peterson Regional Medical Center. He accepts the Medicare-approved amount. Patients will not be billed for any more than the Medicare deductible and coinsurance. Active license number of Dr. Mark M Casillas is J1917 for Foot and Ankle Surgery in Texas.
Dr. Mark M Casillas deals with adult reconstructive foot and ankle surgery, adult foot and ankle trauma, sports medicine foot and ankle, and children's foot and ankle reconstructive surgery.
Complete Profile:
Dr. Mark M Casillas speciality, credentials, practice address, contact phone number and fax are as below.
Patients can directly walk in or can call on the below given phone number for appointment.
| Specialization: | Orthopedic - Foot and Ankle Surgery |
| Credentials: | M.D. |
| Experience: | 34+ years |
| Medical School Attended: | University Of Texas Medical School At San Antonio |
| Graduation Year: | 1991 |
| Gender: | Male |
| Accepts Medicare Assignment: | Yes |
| Practice Address: | 1139 E Sonterra Blvd Ste 205, San Antonio,
Texas, 78258-4349 |
| Phone: | 210-874-3359 |
Professional Identification Codes:
NPI number stands for National Provider Identifier which is a unique 10-digit identification number issued to health care providers in the United States by the Centers for Medicare and Medicaid Services (CMS).
NPI details are as mentioned below.
| PAC ID: | 0446152284 |
| Enrollment ID: | I20040122001026 |
| NPI Number: | 1598709305 |
| NPI Enumeration Date: | 15 Jun, 2006 |
| NPI Last Update On: | 10 Feb, 2022 |
Medical Licenses:
Doctors can have one or more medical licenses for different specialities in the same state or different states. Related medical licenses for Dr. Mark M Casillas are as mentioned below.
| License Number | Specialization | State | Status | |
| J1917 | Foot and Ankle Surgery | Texas | Primary | |
| J1917 | Orthopedic Surgery | Texas | Secondary | |
Hospital Affiliation:
Surgeons are affiliated to many hospitals whom they worked with in the past or are presently working with. One surgeon can be affiliated to four to five hospitals at a time.
| Hospital Name (CCN) | State | Hospital Type |
| Methodist Hospital Stone Oak (670055) | San antonio, TX | Acute Care Hospital |
| Peterson Regional Medical Center (450007) | Kerrville, TX | Acute Care Hospital |
Group Practice:
Group practices are practice of medicine by a group of physicians who share their premises and other resources. Following list states all the group name
with which Dr. Mark M Casillas is associated with along with the number of members in that group.
| Organization Name (Group PAC ID) | Members |
| Methodist Physician Practices Pllc (8022171974) | 128 |
Other Medical Identifiers:
Other legacy medical identifiers associated with Dr. Mark M Casillas such as Medicaid, Medicare PIN, NSC, UPIN etc. are mentioned as below.
| Identifier | Type | State | Issuer |
| 5972563 | Other | Texas | AETNA |
| 8K6270 | Other | Texas | BCBS |
| 048005502 | Medicaid | Texas | |
| P00088532 | Other | Texas | RAILROAD MEDICARE |
| 1676698 | Other | Texas | CIGNA |
Business Mailing Address:
Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned address.
| Address: | 1139 E Sonterra Blvd Ste 205,
San Antonio, Texas |
| Zip: | 78258-4349 |
| Phone Number: | 210-874-3359 |
| Fax Number: | 210-874-3369 |
Patients can reach Dr. Mark M Casillas at
1139 E Sonterra Blvd Ste 205, San Antonio, Texas or can
call to book an appointment on 210-874-3359.
Comments/ Reviews:
Patients can read all the reviews posted for Dr. Mark M Casillas below. You may also share your own experience like the quality of treatment, behavior, and overall care provided by Dr. Mark M Casillas. It will help others make informed decisions.
** Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 08 December, 2025.