Nephrologists in Iowa
Data updated monthly · Last refresh October 2026
88 Nephrology providers practice in Iowa, including 19 (22%) offering telehealth. The largest concentration is in Iowa City. 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.
88providers
19telehealth
Iowa Citytop city
Nephrology by city in Iowa
Choose a city to see providers there.
Where Nephrologists in Iowa practice
From CMS Medicare enrollment records covering 62 of the 88 providers listed here (70%). Providers who do not bill Medicare are not included in these figures.
11%solo or small practice (under 10 clinicians)
10%mid-size group (10 to 99)
79%large group or health system (100+)
Largest practice groups
| Group (as registered with Medicare) | Nephrologists | All clinicians in group | Main city |
| State University of Iowa | 20 | 1,886 | Iowa City |
| Trinity Regional Medical Center | 10 | 170 | Fort Dodge |
| Iowa Kidney Physicians, P.C. | 9 | 15 | Des Moines |
| Iowa Physicians Clinic Medical Foundation | 8 | 1,254 | Bettendorf |
| Broadlawns Medical Center | 5 | 302 | Des Moines |
Hospitals where they hold privileges
| Hospital | City | Ownership | CMS star rating | Nephrologists affiliated |
| Mercyone Des Moines Medical Center | Des Moines | Nonprofit | 1 of 5 | 20 |
| University of Iowa Hospital & Clinics | Iowa City | Government | 2 of 5 | 20 |
| Unitypoint Health - Des Moines Iowa Methodist Medi | Des Moines | Nonprofit | 3 of 5 | 15 |
| St Lukes Hospital | Cedar Rapids | Nonprofit | 4 of 5 | 11 |
| University of Iowa Health Care Medical Center Down | Iowa City | Nonprofit | 4 of 5 | 10 |
Sources: CMS Doctors and Clinicians (August 2026) and Facility Affiliation files (August 2026); hospital ownership type and overall star rating from CMS Hospital General Information (July 2026). A clinician in several groups is counted once, in the largest group they bill through. Ownership type is what the hospital reports to CMS; it does not show private equity or other investor ownership. How we build this directory.
Nephrology providers in Iowa
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. Jacob Alexander, MDAmes, IA · No drug or device payments recorded (2025) · Telehealth ·
(515) 239-4760 Dr. Lavanya Amuluru, Md, MDAmes, IA · No drug or device payments recorded (2025) ·
(515) 239-4760 Dr. Steven Hallberg, M.D.Ames, IA · No drug or device payments recorded (2025) ·
(515) 239-4760 Dr. Suhail Haddadin, MDAmes, IA · No drug or device payments recorded (2025) ·
(515) 239-4760 Dr. Abha Saxena, MDCedar Rapids, IA · No drug or device payments recorded (2025) ·
(319) 363-3565 Dr. Anne Voigts, MDCedar Rapids, IA · No drug or device payments recorded (2025) ·
(319) 363-3565 Dr. Anwar Ahmed, MDCedar Rapids, IA · $125 in drug and device payments (2025) ·
(319) 861-7600 Dr. Hima Doppalapudi, MDCedar Rapids, IA · $807 in drug and device payments (2025) ·
(319) 861-7600 Dr. Jason Cogdill, MDCedar Rapids, IA · No drug or device payments recorded (2025) ·
(319) 363-3565 Dr. Paramesh Ramadugu, MBBSCedar Rapids, IA · No drug or device payments recorded (2025) ·
(319) 369-7211 Dr. Anis Ansari, M.D.Clinton, IA · $275 in drug and device payments (2025) ·
(563) 243-2511 Dr. Jeremy Pepin, M.D.Council Bluffs, IA · $21,412 in drug and device payments (2025) ·
(712) 796-2545 Dr. Arani Nanavati, MDDes Moines, IA · $32 in drug and device payments (2025) · Telehealth ·
(515) 336-6557 Dr. Arsalan Alvi, MDDes Moines, IA · $566 in drug and device payments (2025) ·
(515) 280-4700 Dr. Craig Shadur, MDDes Moines, IA · $1,740 in drug and device payments (2025) ·
(515) 241-5710 Dr. Dhivya Sundaramurthy, M.D.Des Moines, IA · $57 in drug and device payments (2025) · Telehealth ·
(515) 241-5710 Dr. Ivy MelgarejoDes Moines, IA · $125 in drug and device payments (2025) · Telehealth ·
(515) 336-6557 Dr. Jennifer Thompson, D.O.Des Moines, IA · $63 in drug and device payments (2025) · Telehealth ·
(515) 336-6557 Dr. Jobinson Thomas, M.D.Des Moines, IA · $594 in drug and device payments (2025) ·
(515) 280-4700 Dr. Johann Schmolck, MDDes Moines, IA · $14 in drug and device payments (2025) · Telehealth ·
(515) 336-6557 Dr. Kanwaljit Chouhan, MDDes Moines, IA · No drug or device payments recorded (2025) · Telehealth ·
(515) 336-6557 Dr. Mark Belz, MDDes Moines, IA · $215 in drug and device payments (2025) · Telehealth ·
(515) 336-6557 Dr. Michael Flood, DODes Moines, IA · No drug or device payments recorded (2025) ·
(515) 241-5710 Dr. Parvathy Geetha, MDDes Moines, IA · $18 in drug and device payments (2025) · Telehealth ·
(515) 336-6557 Dr. Patrick Chua, M.D.Des Moines, IA · No drug or device payments recorded (2025) ·
(515) 280-4700 Dr. Prem Chandran, M.D.Des Moines, IA · $1,535 in drug and device payments (2025) ·
(515) 280-4700 Dr. Robert Leisy, DODes Moines, IA · No drug or device payments recorded (2025) ·
(515) 241-5710 Dr. Robert Smith, D.O.Des Moines, IA · $202 in drug and device payments (2025) ·
(515) 280-4700 Dr. Sameer Yaseen, M.D.Des Moines, IA · $28 in drug and device payments (2025) · Telehealth ·
(515) 336-6557 Dr. Sanjiv Dahal, MDDes Moines, IA · No drug or device payments recorded (2025) ·
(515) 241-5710 Dr. Siva Jagarlapudi, M.D.Des Moines, IA · No drug or device payments recorded (2025) ·
(515) 280-4700 Dr. Vignesh Viswanathan, MDDes Moines, IA · No drug or device payments recorded (2025) ·
(515) 336-6557 Dr. Andrew Bland, MDDubuque, IA · $207 in drug and device payments (2025) ·
(563) 584-3550 Dr. David Ringold, M.D.Dubuque, IA · $218 in drug and device payments (2025) ·
(563) 557-9111 Dr. Michael Lee, MDFort Dodge, IA · $214 in drug and device payments (2025) ·
(515) 574-6080 Dr. Abdallah PharaonIowa City, IA · No drug or device payments recorded (2025) ·
(962) 791-5273 Dr. Ahmed Ahmed, MD, MSCIowa City, IA · $164 in drug and device payments (2025) ·
(319) 356-1616 Dr. Ameet Kumar, M.D.Iowa City, IA · No drug or device payments recorded (2025) ·
(319) 356-1616 Dr. Anjali Mathew, M.DIowa City, IA · No drug or device payments recorded (2025) ·
(319) 384-9730 Dr. Bahjat Azrieh, MDIowa City, IA · No drug or device payments recorded (2025) ·
(319) 384-7620 Dr. Benjamin Griffin, MDIowa City, IA · $6,050 in drug and device payments (2025) ·
(319) 384-8197 Dr. Bishal Bharati, M.D.Iowa City, IA · No drug or device payments recorded (2025) ·
(319) 384-8151 Dr. Chih-jen Cheng, MDIowa City, IA · No drug or device payments recorded (2025) ·
(319) 356-3500 Dr. Chou-long Huang, MD PHDIowa City, IA · No drug or device payments recorded (2025) ·
(319) 356-3972 Dr. Christie Thomas, MD MBBSIowa City, IA · No drug or device payments recorded (2025) ·
(319) 356-4216 Dr. Diana Jalal, MDIowa City, IA · No drug or device payments recorded (2025) ·
(319) 356-1616 Dr. Dominik Thomas, MDIowa City, IA · No drug or device payments recorded (2025) ·
(319) 356-3500 Dr. Douglas Somers, MDIowa City, IA · No drug or device payments recorded (2025) ·
(319) 356-8252 Conditions Nephrology providers in Iowa 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.
- Chronic kidney disease
- Kidney stones
- Dialysis care
- High blood pressure
Common questions
How many Nephrology providers are in Iowa?There are 88 Nephrology providers with active NPI records practicing in Iowa, according to federal NPPES data refreshed monthly.
Do Nephrology providers in Iowa offer telehealth?Yes. 19 of the 88 Nephrology providers in Iowa (about 22%) report offering telehealth services in CMS data.
Which cities in Iowa have the most Nephrology providers?Iowa City (38), Des Moines (20), Sioux City (6) have the highest concentration of Nephrology providers in Iowa.
How many Nephrology providers in Iowa received drug or device company payments?35 of 88 Nephrology providers in Iowa (40%) 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 Iowa 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 Iowa work in independent practices or large health systems?Among 62 Nephrologists in Iowa enrolled in Medicare, 11% bill through a solo or small practice with fewer than 10 clinicians, 10% through a mid-size group of 10 to 99, and 79% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.
Which hospitals do Nephrologists in Iowa work at?According to CMS facility affiliation records, the Iowa hospitals where the most Nephrologists hold privileges are Mercyone Des Moines Medical Center in Des Moines; University of Iowa Hospital & Clinics in Iowa City; Unitypoint Health - Des Moines Iowa Methodist Medi in Des Moines.
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