Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of October 4, 2026.

San Antonio Kidney Disease Center Physicians Group, PLLC

Organization Nephrology Physician · NPI 1669590634

San Antonio Kidney Disease Center Physicians Group, PLLC provides Nephrology Physician services in Castroville, Texas. Registered with an NPI since 2007.

In the registry since
2007
Specialties on file
2
What do these letters mean?
PLLC — Professional limited liability company
A form of business registration, not a clinical qualification.

See every abbreviation used in this directory →

Practice location Address checks out

409 Madrid St
Castroville, TX 78009-4527 Not confirmed with CMS for 12 years — call before visiting
Phone: (210) 692-7228
Fax: (210) 692-9671
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Nephrology Physician (primary) Taxonomy 207RN0300X
Family Nurse Practitioner Taxonomy 363LF0000X

Record details

NPI number1669590634
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Clay Roby — Executive Director · (210) 481-7453
NPI enumeratedMarch 27, 2007
Last updated in NPPESApril 10, 2014
Mailing address7142 San Pedro Ave, Ste 120, San Antonio, TX 78216-6256

Other providers in Castroville