Michael Montgomery Blair, DO

Otolaryngologist in San Marcos, Texas · NPI 1104037100

Michael Blair is one of 3 otolaryngologists practicing in San Marcos, Texas. See all otolaryngologists in Texas. Michael Blair practices with Christus Trinity Clinic.

Registry record (NPPES)

NPI: 1104037100
Type: Type 1 · Individual
Primary taxonomy: Otolaryngology, Otolaryngology/Facial Plastic Surgery · 207YX0905X
Address on file: 1340 Wonder World Dr Ste 4031
San Marcos, TX 78666-7598
(512) 353-6400
Enumerated: May 24, 2007
Record last updated: May 12, 2025
License states listed: TX

Medicare (CMS)

Enrollment: Medicare-enrolled in TX
Otolaryngology
Revalidation due: No date set by CMS

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Part D prescribing
Procedure volumes by CPT code
Group affiliations and colleagues
Full enrollment history

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Practice locations

1340 Wonder World Dr 4301 Lohp Specialty Care San Marcos
San Marcos, TX 78666
(512) 353-6400
PO Box Suite 846098
Dallas, TX 75284
620 S Fleishel Ave Christus Trinity Clinic
Tyler, TX 75701
(903) 606-4900
630 S Fleishel Ave
Tyler, TX 75701
(903) 606-5560

More otolaryngologists in San Marcos

Updated August 2026. Practice locations and specialty come from the CMS Doctors and Clinicians file, the registry record from NPPES, and enrollment from CMS Medicare enrollment files. NPI records are corrected at the source, through NPPES.