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Nephrology

Dominik J. Thomas, MD

Works at hospitals in Iowa City, IA · Iowa

Summary

Dr. Dominik J. Thomas, MD is a nephrologist at 200 Hawkins Dr, Iowa City, IA 52242. Phone: (319) 356-1616. Accepts Medicare assignment. In 2024, Dominik J. Thomas had 14 Original Medicare patients and 42 services. NPI 1205324118. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Nephrologist (Medicare lists Nephrology)
  • Address: 200 Hawkins Dr, Iowa City, IA 52242 · Directions
  • Phone: (319) 356‑1616
  • Medicare: Accepts Medicare assignment
  • Hospital: University of Iowa Hospital & Clinics
  • Group practice: State University of Iowa
  • Medical school: University Of Texas Medical Branch At Galveston · graduated 2018 (8 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Dominik J. Thomas, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Dominik J. Thomas accept Medicare assignment?
Yes. Medicare's clinician data says Dominik J. Thomas accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does Dominik J. Thomas see?
In 2024, CMS data shows 14 Original Medicare patients and 42 services for Dominik J. Thomas. This counts Original Medicare only and measures volume, not quality.
What is Dominik J. Thomas's NPI number?
1205324118. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Dominik J. Thomas, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients14
Services billed to Medicare42
Different services or procedures5
Participating Medicare providerYes
Average age of these patients57

Most frequent services

  1. Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more (99215)20 services
  2. Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's (G2211)18 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High blood pressure75%
  • High cholesterol75%
  • Diabetes75%
  • Chronic kidney disease75%

Hospitals where Dominik J. Thomas works

Medicare's Facility Affiliation Data lists Dominik J. Thomas at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

Practice locations

Addresses where Dominik J. Thomas is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Dominik J. Thomas as a member of this group (CMS data updated October 2, 2026).

  • State University of Iowa1,897 clinicians in the group

Specialties

Find other Nephrology doctors in Iowa →

Other nephrologists in Iowa City

Clinicians with the same Medicare primary specialty in Iowa City, IA — not a recommendation.

All nephrologists in Iowa City →

Other clinicians in State University of Iowa

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Medical schoolUniversity Of Texas Medical Branch At Galveston
Graduation year2018 (8 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1205324118
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians