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Nephrologists in Texas

Data updated monthly · Last refresh October 2026

1,161 Nephrology providers practice in Texas, including 450 (39%) offering telehealth. The largest concentration is in Houston. Profiles include federal Open Payments records of money received from drug and device companies in 2025. Listings are drawn from federal public records and are not endorsements.

1,161providers
450telehealth
Houstontop city

Nephrology by city in Texas

Choose a city to see providers there.

Nephrology in Houston215 providers
Nephrology in Dallas175 providers
Nephrology in San Antonio131 providers
Nephrology in Fort Worth53 providers
Nephrology in Austin46 providers
Nephrology in El Paso37 providers
Nephrology in Galveston21 providers
Nephrology in Tyler19 providers
Nephrology in Temple19 providers
Nephrology in Mcallen18 providers
Nephrology in Plano18 providers
Nephrology in Irving17 providers
Nephrology in Arlington15 providers
Nephrology in Lubbock15 providers
Nephrology in Corpus Christi14 providers
Nephrology in Desoto14 providers
Nephrology in Webster13 providers
Nephrology in Waco11 providers
Nephrology in Laredo11 providers
Nephrology in Mckinney11 providers
Nephrology in Katy9 providers
Nephrology in Mesquite9 providers
Nephrology in Live Oak8 providers
Nephrology in Amarillo8 providers

Nephrology providers in Texas

Listed by city, largest first. Payment figures come from the federal Open Payments program, which requires drug and device companies to report what they pay physicians for consulting, speaking, meals, travel and royalties. A disclosed payment is a financial relationship, not evidence of wrongdoing, and many totals reflect a single meal. Figures cover calendar year 2025.

Dr. Mohammed Ahmad, MD
San Antonio, TX · $285 in drug and device payments (2025) · (210) 692-7228
Dr. Muhammad Abdullah, MD
San Antonio, TX · $974 in drug and device payments (2025) · Telehealth · (210) 226-2001
Dr. Murthy Gedala, MD
San Antonio, TX · $454 in drug and device payments (2025) · (210) 876-3658
Dr. Namrata Carpenter
San Antonio, TX · No drug or device payments recorded (2025) · (210) 358-5515
Dr. Nastaran Fathi, MD
San Antonio, TX · No drug or device payments recorded (2025) · (210) 222-9997
Dr. Naushad Zafar, M.D.
San Antonio, TX · $862 in drug and device payments (2025) · Telehealth · (210) 614-7900
Dr. Neema Stephens, MD
San Antonio, TX · No drug or device payments recorded (2025) · (210) 358-7578
Dr. Nestor Astorga, MD
San Antonio, TX · $115 in drug and device payments (2025) · (210) 567-1767
Dr. Nidal Badran, MD
San Antonio, TX · $150 in drug and device payments (2025) · Telehealth · (210) 520-8060
Dr. Oscar Iznaola -esquivel, M.D.
San Antonio, TX · $180 in drug and device payments (2025) · (361) 239-2851
Dr. Pablo Pergola, MD
San Antonio, TX · $6,792 in drug and device payments (2025) · (210) 226-2001
Dr. Paolo Fanti, MD
San Antonio, TX · No drug or device payments recorded (2025) · (210) 257-1400
Dr. Paraic Mulgrew, MD
San Antonio, TX · $215 in drug and device payments (2025) · Telehealth · (210) 614-1515
Dr. Parmish Kohli, M.D.
San Antonio, TX · $1,534 in drug and device payments (2025) · (210) 614-1515
Dr. Pavan Devulapally, MD
San Antonio, TX · $839 in drug and device payments (2025) · Telehealth · (210) 614-7900
Dr. Peter Smolens, M.D.
San Antonio, TX · No drug or device payments recorded (2025) · (210) 654-7326
Dr. Prakash Nancherla, MD
San Antonio, TX · $436 in drug and device payments (2025) · (210) 403-0765
Dr. Qasim Butt, M.D.
San Antonio, TX · $3,638 in drug and device payments (2025) · Telehealth · (210) 567-4700
Dr. Ragi Philips, MD
San Antonio, TX · $185 in drug and device payments (2025) · (210) 371-4123
Dr. Rahul Koushik, M.D.
San Antonio, TX · No drug or device payments recorded (2025) · (210) 268-2477
Dr. Rahul Patel, M.D.
San Antonio, TX · No drug or device payments recorded (2025) · Telehealth · (863) 370-3631
Dr. Rajeev Narayan, M.D.
San Antonio, TX · $10,841 in drug and device payments (2025) · Telehealth · (210) 403-0765
Dr. Rashid Sharaf, M.D
San Antonio, TX · $21,634 in drug and device payments (2025) · (210) 614-1515
Dr. Reza Ali, MD
San Antonio, TX · $1,594 in drug and device payments (2025) · Telehealth · (210) 265-8155
Dr. Ricardo Uribe, MD
San Antonio, TX · $160 in drug and device payments (2025) · Telehealth · (210) 358-3555
Dr. Robert Holub, M.D.
San Antonio, TX · $77 in drug and device payments (2025) · Telehealth · (210) 226-2001
Dr. Robert Kunau, MD
San Antonio, TX · No drug or device payments recorded (2025) · (210) 257-1400
Dr. Robert Szewc, MD
San Antonio, TX · $1,639 in drug and device payments (2025) · Telehealth · (210) 277-1418
Dr. Rodolfo Garza, M.D.
San Antonio, TX · $27 in drug and device payments (2025) · (210) 495-8280
Dr. Ronald Hamner, M.D.
San Antonio, TX · No drug or device payments recorded (2025) · (210) 226-2001
Dr. Roque Diaz Wong, M.D.
San Antonio, TX · $544 in drug and device payments (2025) · Telehealth · (210) 692-7228
Dr. Rupal Patel, M.D.
San Antonio, TX · $93 in drug and device payments (2025) · (210) 358-2015
Dr. Samin Sharma, MD
San Antonio, TX · $1,170 in drug and device payments (2025) · (210) 495-8280
Dr. Santiago Villarreal, M.D.
San Antonio, TX · $20 in drug and device payments (2025) · (210) 647-1195
Dr. Santosh Subramanyam, M.D.
San Antonio, TX · No drug or device payments recorded (2025) · (210) 690-7400
Dr. Saqib Syed, MD
San Antonio, TX · $1,247 in drug and device payments (2025) · Telehealth · (210) 265-8155
Dr. Seema Ahuja, MD
San Antonio, TX · No drug or device payments recorded (2025) · (210) 567-5777
Dr. Shashank Singh, MD
San Antonio, TX · $211 in drug and device payments (2025) · Telehealth · (210) 358-4000
Dr. Sherryl Mitchell Hernandez, M.D.
San Antonio, TX · $723 in drug and device payments (2025) · (210) 729-2262
Dr. Shirin Sharma, MD
San Antonio, TX · $1,959 in drug and device payments (2025) · Telehealth · (210) 212-8622
Dr. Shweta Bansal, MD
San Antonio, TX · $37,660 in drug and device payments (2025) · (210) 644-2400
Dr. Sohaib Zahid, M.D.
San Antonio, TX · $198 in drug and device payments (2025) · Telehealth · (210) 359-7888
Dr. Steven Gouge, M.D.
San Antonio, TX · No drug or device payments recorded (2025) · (210) 692-7228
Dr. Steven Rosenblatt, M.D.
San Antonio, TX · $971 in drug and device payments (2025) · (210) 614-7900
Dr. Susan Diamond, M.D.
San Antonio, TX · No drug or device payments recorded (2025) · (210) 692-7228
Dr. Suverta Bhayana, MD
San Antonio, TX · $162 in drug and device payments (2025) · (210) 358-4000
Dr. Swetha Rani Kanduri, M.D.
San Antonio, TX · No drug or device payments recorded (2025) · (210) 450-9650
Dr. Tahira Alves, M.D.
San Antonio, TX · $7,630 in drug and device payments (2025) · Telehealth · (210) 549-3524
Dr. Tareq Issa Nassar, MD
San Antonio, TX · $379 in drug and device payments (2025) · (210) 358-7578
Dr. Terrance Fried, M.D.
San Antonio, TX · No drug or device payments recorded (2025) · (210) 228-0743

Conditions Nephrology providers in Texas commonly treat

Patients often search by condition rather than specialty. These are conditions typically managed by Nephrology providers. Individual practices vary, so confirm with the provider before booking.

Common questions

How many Nephrology providers are in Texas?

There are 1,161 Nephrology providers with active NPI records practicing in Texas, according to federal NPPES data refreshed monthly.

Do Nephrology providers in Texas offer telehealth?

Yes. 450 of the 1,161 Nephrology providers in Texas (about 39%) report offering telehealth services in CMS data.

Which cities in Texas have the most Nephrology providers?

Houston (215), Dallas (175), San Antonio (131) have the highest concentration of Nephrology providers in Texas.

How many Nephrology providers in Texas received drug or device company payments?

842 of 1,161 Nephrology providers in Texas (73%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.

What conditions do Nephrology providers in Texas treat?

Nephrology providers commonly treat chronic kidney disease, kidney stones, dialysis care, high blood pressure and related conditions. Individual practices vary, so confirm with the provider before booking.

Where does this data come from?

Provider counts and profiles come from the federal NPPES registry and CMS Doctors and Clinicians files. Payment figures come from the CMS Open Payments program for calendar year 2025. The directory refreshes monthly.

Do most Nephrologists in Texas work in independent practices or large health systems?

Among 927 Nephrologists in Texas enrolled in Medicare, 31% bill through a solo or small practice with fewer than 10 clinicians, 32% through a mid-size group of 10 to 99, and 37% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.

Which hospitals do Nephrologists in Texas work at?

According to CMS facility affiliation records, the Texas hospitals where the most Nephrologists hold privileges are Memorial Hermann Hospital System in Houston; Methodist Hospital in San Antonio; Houston Methodist Hospital in Houston.

Nephrology in all 50 states Search all 1,161 in the directory Ask Zach for help choosing

Related

Try a city like Tucson, a zip like 85016, or a specialty like psychiatry. For a doctor by name, use the full search.
Sources: NPPES (CMS), Doctors and Clinicians national files, CMS Open Payments 2025. Updated monthly. Records are public federal data and are not verified credentials, licensure checks, or endorsements. This directory is informational and not medical advice. How we build this directory. Are you a Nephrology in Texas? Get featured.