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Ryan Phillip Alonzo is one of 12 general surgeons practicing in Katy, Texas .
Ryan Phillip Alonzo practices with Southwest Surgical Associates LLP.
Registry record (NPPES)
NPI
1871122101
Type
Type 1 · Individual
Primary taxonomy
Surgery · 208600000X
Address on file
23920 Katy Fwy Ste 410 Katy, TX 77494-0881 (713) 772-1200
Enumerated
Apr 7, 2020
Record last updated
Oct 6, 2025
License states listed
TX
Medicare (CMS)
Enrollment
Medicare-enrolled in TXGeneral Surgery
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
23920 Katy Fwy Suite 410
Katy , TX 77494
(713) 772-1200
More general surgeons in Katy
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.
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