Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Dr. Carlos H. Zem, MD

Individual provider Nephrology Physician · NPI 1437237914

Dr. Carlos H. Zem, MD is a Nephrology in San Antonio, Texas. Qualified in 2002, 24 years ago. Practices with Renal Associates, PA, a 39-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Texas.

Years since qualifying
24
Licensed in
TX
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

1123 N Main Ave Ste 120
San Antonio, TX 78212-4738
Phone: (210) 226-2001
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Nephrology Physician (primary) Taxonomy 207RN0300X · Licence N2350 (TX)

Record details

NPI number1437237914
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedNovember 1, 2006
Last updated in NPPESMarch 14, 2025
Certification dateMarch 14, 2025

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyNEPHROLOGY
Medical schoolOTHER
Graduated 2002 (24 years in practice)
Group practice Renal Associates, P.A. — 39 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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